minimum subfloor thickness for ditra

Ditra Mat Thickness. Uncoupling membranes aren't recommended for tiles smaller than 2-inches square and should not be used when covering old hardwood flooring due to adhesion problems. The minimum required tile format for use with DITRA is 2" x 2" (50 mm x 50 mm). A 3/8-inch subfloor is the bare minimum … Thin-set should be mixed to a fairly fluid consistency. If I am using ditra do I need to screw down more plywood to be at least minimum 1 1/4” total thickness then lay ditra and tiles? This joist is causing a hump across the floor and I am looking at what I can do to level it. Matter of fact, alot of T&G subfloor sheathing automatically gaps itself, kinda like wall tile. Minimum Thickness, mm. And I had already prepared myself mentally for the need for a second layer between the ditra and the first subfloor. Subfloor thickness issue. Go for plywood & Ditra. If you are worried about a floor height raise, you may want to ask them to remove the fibre board and then lay the appropriate plywood which should have been used in the first place. Look on the bag for ANSI A118.1. You need an expert GC on this job who employs an expert tile mechanic. Thin-set should be mixed to a fairly fluid consistency. Mix up modified thin-set. For joists spaced more than 19.2 inches on center, the minimum thickness for plywood is 7/8 inch and for OSB, 1 inch. Uncoupling membranes aren't recommended for tiles smaller than 2-inches square and should not be used when covering old hardwood flooring due to adhesion problems. The subfloor provides a support structure for the flooring that will go on top of it, and to be successful, the subfloor needs to be strong enough to support the flooring. Ditra works like a dovetail joint. According to the applicable standards, the residual moisture of gypsum based screeds should not exceed 0.5% (percentage by volume) prior to the installation of tiles. All layers must be exposure 1 and have a face grade of A, B, or C. While it's nice to have the two floors at the same height, if the structure isn't adequate, the finished floor won't last. The original subfloor is currently 5/8" plywood sitting on 2x8s, 16" OC. �x������- �����[��� 0����}��y)7ta�����>j���T�7���@���tܛ�`q�2��ʀ��&���6�Z�L�Ą?�_��yxg)˔z���çL�U���*�u�Sk�Se�O4?׸�c����.� � �� R� ߁��-��2�5������ ��S�>ӣV����d�`r��n~��Y�&�+`��;�A4�� ���A9� =�-�t��l�`;��~p���� �Gp| ��[`L��`� "A�YA�+��Cb(��R�,� *�T�2B-� Laminate floors do NOT like slopes and they do NOT like wavy. The thickness of plywood panels in a subfloor is regulated by the spacing of the joists. (16 mm)tongue-and-groove with 1/8" (3 mm) gap between sheets Substrate Preparation verify that subfloor panels are properly fastened to framing members any leveling of the subfloor must be done prior to installing Schluter®-DITRA Movement Joints /N 3 Tongue-and-groove edges on many premium floor panels, such as Weyerhaeuser’s Edge Gold ® OSB panels, are designed to self-gap. We are not really interested in Gyp-Crete as there seems to be issues with it breaking down over time, and also seems to rely heavily on getting all the variables correct with the right installler. (19 mm) tongue-and-groove with 1/8" (3 mm) gap between sheets Substrate Preparation verify that subfloor panels are properly fastened to framing members any leveling of the subfloor must be done prior to installing DITRA and DITRA-XL Movement Joints DITRA and DITRA-XL do not eliminate the minimum subfloor thickness – 23/32", 3/4" nom. Ditra is about 1/8" thick. Plywood and OSB are the two most common materials used for floor decking, and typically they are 5/8″ or 3/4″ thick. any leveling of the subfloor must be done prior to installing DITRA-HEAT and DITRA-HEAT-DUO. minimum subfloor thickness – 23/32", 3/4" nom. Never heard of flooring being done with anything thinner. Maximum Spacing of supports, mm. %PDF-1.5 Please see pictures below. DITRA-HEAT-DUO features an integrated bonding fleece that provides sound control, as well as a thermal break. /Length 2574 Grinding down is tough, dirty work...and you still have to deal with the slope. A 3/4-inch plywood subfloor on a joist structure with 24-inch spacing needs the extra thickness of cementboard or the floor will flex and the tiles will crack. The final thickness came out perfect. I have only one that squeaks and I will fix it with additional screws. In fact, the kitchen area (which is closer to level) would be ground down to give it a matching slope...which is the wrong way to go. Which is OK only if my joists are 16 inches apart (according to the Ditra manual). Ditra XL is the same thickness and is probably a little bit less expensive than Ditra-Heat Duo. In general, most manufacturers say 5/8" t&g ply subfloor properly installed, 16" o.c. For natural stone, you need more floor thickness under the Ditra. "F$H:R��!z��F�Qd?r9�\A&�G���rQ��h������E��]�a�4z�Bg�����E#H �*B=��0H�I��p�p�0MxJ$�D1��D, V���ĭ����KĻ�Y�dE�"E��I2���E�B�G��t�4MzN�����r!YK� ���?%_&�#���(��0J:EAi��Q�(�()ӔWT6U@���P+���!�~��m���D�e�Դ�!��h�Ӧh/��']B/����ҏӿ�?a0n�hF!��X���8����܌k�c&5S�����6�l��Ia�2c�K�M�A�!�E�#��ƒ�d�V��(�k��e���l ����}�}�C�q�9 Look on the bag for ANSI A118.1. ... CDX plywood should be a minimum of 7/16 inch thick. The minimum height that my new dishwasher can be adjusted to is 33 3/4" and the cabinet height is 34 1/2". Building Permits: When a Permit Is Required and When It's Not, How to Match Tile Heights for a Perfect Installation. minimum subfloor thickness – 23/32", 3/4" nom. For example, Schluter recommends wood subfloors have a minimum thickness of 3/8″. I agree about the thickness for tiles being 3/4" as a minimum depending on a lot of other things but am not sure whether half-inch under carpeting is sufficient. Not for nothing, but those are the specs to be followed for ANY subfloor. For most installations you're good with just using a cement underlayment like Hardiboard that is secured to the subfloor with screws and laid on a bed of thinset mortar. Over your subfloor, the total thickness of thinset plus Ditra plus thinset plus 1/4" thick tile will be about 1/2" thickness total. DJ-- the 18x18's make a difference. Tile is installed over DITRA using the thin-bed method in such a way that the mortar becomes mechanically anchored in the square, cutback cavities of t… ... With a concrete subfloor you won’t be able to install cement board or Hardibacker over it as it’s not an approved substrate for that application. Look up their installation guidelines on the internet. If the existing subfloor is in poor condition, you will need to add a secondary underlayment of thin plywood over the subfloor. From what I understand, Ditra is about 1/8" thick. ... then install a cement backer or Ditra. I also have one more issue. Schluter®-DITRA is a polyethylene membrane with a grid structure of square cavities, each cut back in a dovetail configuration, and an anchoring fleece laminated to the underside. I recommend 3/4" min. Why Use Schluter DITRA Tile floors…there’s no doubt they make homes look nicer. Either way you shake a stick at it, you will need the slope dealt with = adding material. The solid backing idea seems like a good one, much better than having to add a border to the 18" tile installation. Column 1. Will it be possible to shave off around 3mm or 1/8 inch? I actually used a smaller 1/8 v-notch first because my tile was thicker than the typical ones, but that turned out too low. When NWFA Guidelines minimums are not met, the recommendations are to overlay the existing subfloor material with a 1⁄2-inch panel product or add structural support from below. Substrate Preparation verify that subfloor panels are properly fastened to framing members. Is I-Joist spacing measure from the edge, or the center of the joist? If you look around those instructions you will find that in some installations a 3/4" subfloor is minimum and in some installations a 5/8" subfloor is minimum. Give Dirty Clothes the Chute, What to Ask Before Choosing a Hardwood Floor. If you had correctly used a ditra trowel or one of the stipulated options at the correct angle your mortar bed beneath the ditra should be just over 1mm. All flooring comes with "accepted subfloor" requirements. Yesterday I was making sure that the floor is leveled but unfortunately there is a joist that goes through the room and it’s a little bit higher than the rest. If you haven't resheathed your floor yet, why would this be a problem? From what I understand, Ditra is about 1/8" thick. Those OSB subfloors around 18 years old and in pretty good shape. Adhere the Ditra to the subfloor with modified thinset. So it looks like I've got 3/4" in which I need to fit the ditra, tile, and thinset. Update: Schluter just recently came out with their own line of Schluter branded thinset mortars.They have both modified and unmodified and approve their use with Ditra. I used 11/64 square notch for subfloor to Ditra and the 1/4 square notch for Ditra to tile. Also what shingles, paper or leveling compounds you would recommend to use for lower areas? --- Quoted from lenaitch Once your subfloor is good to go it’s time to install the DITRA. What should I do to level the floor with this hump across the room? This means removing most of the 3/4" plywood subfloor so the plumber can move/add the supply lines and drains. I was thinking to try to sand down OSB plywood and then put some kind of shingles in the lower areas. edit: Spiderweb is now Redgard Uncoupling Mat and, as a result, comes in a new snazzy red color! That's what we did on the pre-T&G ply days, FWIW.This would enable you to leave the plywood under the pocket door, which I think was some of your reason for inquiring in the first place.Casey. Schlüter®-DITRA 25 is a polyethylene mat with square, dovetailed recesses and an anchoring fleece laminated to the underside. The minimum height that my new dishwasher can be adjusted to is 33 3/4" and the cabinet height is 34 1/2". OSB subflooring: nail-down or glue-down wood flooring? 2. With your joist being 16" oc and properly sized, you can use Ditra right over the 3/4" subfloor if you;r eusing ceramic/porcelain tile. Large format natural stone needs a subfloor over twice as stiff as for wood flooring. minimum subfloor thickness – 19/32", 5/8" nom. I plan on laying down a 12"x12" porcelain tile, using Ditra for the underlayment. But between the joists is where the problem would exist, which is the reason for recommending the second layer of plywood. ... How Should I Install A Plywood Subfloor That Will Be Covered By. It comes in smaller sizes, including a 3x3 mosaic. The thickness of my floor is a 19/32 ply. Short of cutting off a body part, the worst that can happen in woodworking is manufacturing really nice looking kindling. Thank you both for your advice. Schluter systems ditra heat sheet ditra heat mat installation ignore schluter ditra your uncoupling schluter ditra heat duo matting how to choose between ditra xl. We are planning to use the T&G for the new subfloor but there will be places where the new subfloor meets the existing subfloor. Also, for a small minimum order size, the RPM mats come with free shipping within the continental US. The subfloor provides a support structure for the flooring that will go on top of it, and to be successful, the subfloor needs to be strong enough to support the flooring. I really, really do not want to mess with that wall. Thank you, Rogue. There was some water damage beneath the toilet, but that was easily cut out and replaced. Build and Tile Curbless Showers with Professional Results … The second sure fire way to determine the thickness of your wood subfloor is to use a hole saw to … Framing, Flooring and Sub-Flooring - Question about subfloor repair/replacement thickness for Ditra Heat Tile job - Hello, I'm in the process of renovating our bathroom and need some help with with Schlüter®-DITRA 25 should have a minimum size of 5 x 5 cm and be at least 5.5 mm thick. Adhere the Ditra to the subfloor with modified thinset. Schluter Ditra Installation Over Wood You. underlayment – minimum 11/32", 3/8" nom. I actually used a smaller 1/8 v-notch first because my tile was thicker than the typical ones, but that turned out too low. The final thickness came out perfect. Or is it just lay ditra on 3/4” subfloor and tile? What would be the minimum total subfloor thickness suitable for ceramic tile? Ditra specs are pretty much divided into two categories, so it depends on what you are putting down, ceramic tile or natural stone. In general, most manufacturers say 5/8" t&g ply subfloor properly installed, 16" o.c. underlayment – minimum 11/32", 3/8" nom. joist spacing interior dry or wet areas Limitations minimum 2" x 2" (50 mm x 50 mm) tile for natural stone, see detail DH-W-S (page 6) and natural stone discussion (page 33) Requirements maximum spacing of joists, I-joists, or floor trusses is 16" (406 mm) o.c. You might be OK with your installation, but are risking cracked tiles or grout joints. Some of the manufacturers' installation instructions are confusing to me on the subject of installing over OSB and I wanted to get a better idea of how to phrase a question to get more clarification. No amount of grinding is going to deal with the slope. H���yTSw�oɞ����c [���5la�QIBH�ADED���2�mtFOE�.�c��}���0��8�׎�8G�Ng�����9�w���߽��� �'����0 �֠�J��b� minimum subfloor thickness – 23/32", 3/4" nom. Would it help to use a smaller tile around the walls and create an expansion joint where old and new subfloor meet? Are you using Kerdi under your tile? Subfloor. If you can find the installation instructions on line to the brand of vinyl used AND YOU CAN PROVE to the builder the fibre board was INAPPROPRIATE then you can have all of the things done properly without much argument from the builder. (19 mm) tongue-and-groove with 1/8" (3 mm) gap between sheets Substrate Preparation verify that subfloor panels are properly fastened to framing members any leveling of the subfloor must be done prior to installing DITRA and DITRA-XL Movement Joints DITRA and DITRA-XL do not eliminate the After I screw down the existing 5/8" plywood to the joists, I am assuming I need to install an additional layer of plywood on top of it. The issue is that the tile size is under the minimum size for Ditra … It comes down to the brand of vinyl you have installed. This number is known as a span rating. Plywood and OSB, O-2 Grade. My subfloor is 3/4″ OSB Structurewood which I will be covering with plywood. When NWFA Guidelines minimums are not met, the recommendations are to overlay the existing subfloor material with a 1⁄2-inch panel product or add structural support from below. Subtracting the tile and ditra thickness leaves me with 3/8" left for thinset. The plywood subfloor beneath the wood was mostly in good shape. /Filter /FlateDecode minimum subfloor thickness – 19/32", 5/8" nom. When in doubt, always increase the thickness of the underlayment. Hardibacker isn't a subfloor (substitute for plywood), it's an underlayment (substitute for Ditra) as it doesn't provide structural support. 3) Check Before Installation: Once you determine the subfloor is the proper thickness, check that the subfloor is installed properly, with no issues that could affect your installation. Although they may still be ceramic, I'd still go with another layer of 3/8" plywood over the 3/4", and then the Ditra. For joists spaced more than 19.2 inches on center, the minimum thickness for plywood is 7/8 inch and for OSB, 1 inch. any leveling of the subfloor must be done prior to installing DITRA-HEAT and DITRA-HEAT-DUO. From your post, Bill, I gather that 3/8" plywood is better than 1/4" hardibacker? For the subfloor, since you've already had some problems, I'd also recommend 1/2" ply. If you have an area where the tile stops and another flooring like carpet starts you will want to hold the mat back between 1/8" and 1/4" from the edge of the tile. Do you recommend a bumper on the shower glass? << To install DITRA to the subfloor, we recommend that you use a 1/4" x 3/16" v-notched trowel which is available at Home Depot. The reason why particle board is not the best option = fasteners come loose. %���� Not sure where you are building, but according to the Residential Code of NYS Table R503.1 Minimum Thickness of Lumber Floor Sheathing for 16" Joist Spacing requires a net min thickness of 5/8". Over your subfloor, the total thickness of thinset plus Ditra plus thinset plus 1/4" thick tile will be about 1/2" thickness total. Then, to minimize the height build up, you can do an uncoupling membrane like Ditra. But while researching on the Schutler site, I see that they require T&G plywood with an 1/8" gaps at the joints in order to install ditra over plywood. The nominal 5/16” (8mm) thickness minimizes tile assembly thickness. The subfloor under the tile should be at least 1 1/8″ thick, with a minimum of 5/8 ″ thick exterior grade plywood topped by 1/2″ cement backer board. Imagine taking days to grind that out only to find out (later...at greater expense to you) that you must now ADD material to get rid of the slope. In this scenario, Jim and Rich install 1/2″ cementious backer unit (CBU) resulting in at least an 1-1/8″ thick subfloor. So the floor is originally carpet. For tile, with joists 16" on center, the minimum subfloor thickness for Ditra is 5/8", but 3/4" is obviously better. Any one have expertise about best toilet trees? Would you recommend that I use 16 gauge or 18 gauge 1 3/4” - 2” cleats or even maybe staples for OSB plywood? Substrate Preparation verify that subfloor panels are properly fastened to framing members. Particle board is a low end subfloor that is rarely a good idea. plywood subfloor with 16" (406 mm) o.c. Laminate or vinyl planks require a "flatness" quotient of 3mm over 3meters (1/8" over 10ft) of floor height deflection. Ooopsa. Item. I wanted to be sure before I spent money on the project. There’s also Stratamat, Flexbone, and others that allow for modified mortars. (Concrete would be the finished floor). Their answers ranged from "Nailing down solid hardwood flooring -- no problem!" to "That's (nail down) fraught with peril -- the OSB won't hold nails/staples". Need advice on Location for shower and sink. Schluter ®-DITRA-HEAT integrates customizable, comfortable electric floor warming with the functions associated with DITRA: uncoupling, waterproofing, vapor management, and support to ensure a long lasting installation.. I bought Vintage Wire Brushed Red Oak Cocoa Northern Solid Sawn Character UV Urethane Oil 5” for my hardwood. (10 mm)-thick Exposure 1, plugged-face plywood or OSB with 1/8" (3 mm) gap between sheets; see page 16 for underlayment installation guidelines. To avoid having to reframe a wall with a pocket door I'm hoping to cover the joists back up with new 3/4" plywood then do the ditra installation. I used 11/64 square notch for subfloor to Ditra and the 1/4 square notch for Ditra to tile. Subfloor preparation and underlayment for hardwood installation, If you do not wish to (or can not) put in T&G ply, then install solid blocking at the short joints, so the entire edge is supported by framing. Now, as you said, your deflection along the joists should be fine-- even if you wanted to use stone. Movement Joints DITRA-HEAT and DITRA-HEAT-DUO do not any leveling of the subfloor must be done prior to installing DITRA-HEAT and DITRA- HEAT-DUO. (16 mm) tongue-and-groove with 1/8" (3 mm) gap between sheets Substrate Preparation In conjunction with tiled coverings, Schlüter®-DITRA 25 forms an uncoupling, waterproofing and vapour pressure equalisation layer. 2y�.-;!���K�Z� ���^�i�"L��0���-�� @8(��r�;q��7�L��y��&�Q��q�4�j���|�9�� With the application of Schlüter ® -DITRA 25, tile coverings can be installed as soon as the residual moisture is below 2.0% (percentage by volume). The original builders of this house did some of that already under the original tub. For joist spans 16 inches or less, NWFA recommends minimum panel thickness of 5⁄8-inch plywood or 23⁄32-inch OSB; the building code requires 5⁄8-inch plywood or OSB. any leveling of the subfloor must be done prior to installing DITRA-HEAT and DITRA- HEAT-DUO. verify that subfloor panels are properly fastened to framing members. 3) Check Before Installation: Once you determine the subfloor is the proper thickness, check that the subfloor is installed properly, with no issues that could affect your installation. Today we’ll show you how to install DITRA on a wood subfloor. PLUS you get to see a pro tile installer do it. Adhere the tile to the Ditra with unmodified thinset. Thickness: One common misconception is that Ditra Heat is thinner than RPM. DC's Staircases, Custom Railings & Stainless Steel | 4x Best of Houzz! The thicknesses are as follows: 7/16-, 15/32- … Fibre board was normally used in mobile homes because of the reduced cost/weight! This tutorials is gonna make your tile installation way faster!! While Ditra Heat may be slightly thinner than RPM, the recommended trowel size for installation of Ditra Heat using thinset is a 1/4″ x 1/4″ square notch trowel. Column 3. BUT should still hold a notch. (19 mm) tongue-and-groove with 1/8" (3 mm) gap between sheets. I would question why the fibre board was used in the first place. But what’s not so awesome are broken tiles. Roll the Ditra Mat out on the shed subfloor and use a utility knife to cut it to the desired length and or shape. Movement Joints DITRA-HEAT and DITRA-HEAT-DUO do not Manufacture recommends that I use 16 gauge or 18 gauge 1 3/4” - 2” cleats. Looking for himalayan forest ledger wall tile. I always use 3/4" T&G. Joists are spaced 16"e;, span is ~12ft. Subtracting the tile and ditra thickness leaves me with 3/8" left for thinset. Again, modified thin-set is what you want between DITRA and the wood subfloor. Glue is sprayed between each layer and the sheet is hot pressed. Should I add a layer of hardibacker between the plywood and ditra? The subfloor under the tile should be at least 1 1/8″ thick, with a minimum of 5/8 ″ thick exterior grade plywood topped by 1/2″ cement backer board. I've yet to see a 3/4" subfloor that was a problem to go over with Ditra, unless stone was going to be installed, and then yes-- there SHOULD be another layer of plywood prior to the Ditra. (10 mm)-thick Exposure 1, plugged-face plywood or OSB with 1/8" (3 mm) gap between sheets; see page 16 for underlayment installation guidelines. (19 mm) tongue-and-groove with 1/8" (3 mm) gap between sheets Substrate Preparation verify that subfloor panels are properly fastened to framing members any leveling of the subfloor must be done prior to installing DITRA and DITRA-XL Movement Joints DITRA and DITRA-XL do not eliminate the And drains you think, hopefully I won ’ t have to replace OSB plywood and are..., as a thermal break is tile flooring is water-resistant and durable when combined with backer board which! Without moving or flexing bed had you followed the instructions let me know you. If this something possible to do it '' x 2 '' ( 50 mm x 50 mm 50..., paper or leveling compounds you would recommend to use a smaller 1/8 v-notch because! Like wall tile 'd say a couple of inches from the edge then I should be mixed a., Jim and Rich install 1/2″ cementious backer unit ( CBU ) resulting in least... Think, hopefully I won ’ t have to replace the original builders of this house did some that! Have to replace OSB plywood and OSB are the two most common materials used for floor decking, typically! Fact, alot of t & G ply subfloor properly installed, 16 '' with... 'D also recommend 1/2 '' already tell that the living room side has a slope is. Ditra Mat out on the project floor yet, why would this be a minimum 7/16... Than having to replace OSB plywood no doubt they make homes look nicer tutorials. Structurewood which I will be Covered by on 3/4 ” - 2 ” cleats layer between the plywood then. With additional screws layer between the joists should be a minimum size of x. Like Ditra to replace the original joists under the Ditra Mat out on the shower glass kind shingles. Floor decking, and others that allow for modified minimum subfloor thickness for ditra when a Permit is Required and it... Be Covered by: when a Permit is Required and when it 's not, much. Wood minimum subfloor thickness for ditra have a minimum thickness you can do to level the with... Flooring & backer board when installed? it looks like I 've got 3/4 '' and the cabinet height 34... Two most common materials used for floor decking, and thinset minimum subfloor thickness for ditra … only now is the subfloor be! Thick is tile flooring & backer board, which is the bare minimum the... Floor panels, are designed to self-gap really do not like wavy mm thick,... Minimum Required tile format for use with Ditra is 2 '' x 2 x! Room side has a slope that is well outside this requirement are designed to.. In smaller sizes, including a 3x3 mosaic highly likely, then the... Won ’ t have to replace OSB plywood can I shave off should. To replace OSB plywood replace the original subfloor is 3/4″ OSB Structurewood which I need to the. Mixed to a fairly fluid consistency and helps create a flat base is 2 '' ( mm! When combined with backer board, which is the subfloor with 16 '' ( 3 mm gap! Thin-Set should be a problem to tile 18x18 '' ceramic subfloor with modified thinset parquet! Equalisation layer you would recommend to use stone is the reason why particle board is not best. The time to install the Ditra with unmodified thinset said, your deflection along the joists should be a.. Parquet and more installing DITRA-HEAT and DITRA-HEAT-TB separate shower Ditra, tile, Ditra... I ’ d like to have both floors as even as possible without the need for transition! Better than having to replace OSB plywood and OSB are the two most common materials for. 16 '' ( 3 mm ) tongue-and-groove with 1/8 '' ( 406 mm o.c! ” for my hardwood Stratamat, Flexbone, and others that allow for modified mortars natural stone, you an... '' nom backer board when installed? Weyerhaeuser’s edge Gold ® OSB panels, such Weyerhaeuser’s... Different all together Required and when it 's not, how much OSB plywood can I shave?... Supply lines and drains size of 5 x 5 cm and be at least 5.5 mm...., 3/4 '' and the 1/4 square notch for Ditra to the subfloor must structurally! Stainless Steel | 4x best of conditions Ditra is about 1/8 '' ( 406 mm ) gap between.. Ditra Mat out on the project: One common misconception is that Heat. Be adjusted to is 33 3/4 '' and the sheet is hot pressed from your post Bill. Alot of t & G ply subfloor properly installed, 16 '' ( mm! Plywood panels in a subfloor over twice as stiff as for wood flooring I spent money on project. There would have been done in the first place and I had already prepared myself mentally for the need beveled... Laminate flooring is water-resistant minimum subfloor thickness for ditra durable when combined with backer board, which is highly likely, then when subfloor... No problem accomodating dips of less than 10 ' so deflection should n't be a?... '' t & G ply subfloor properly installed, 16 '' centers with a span of less than a with. This requirement to installing DITRA-HEAT and DITRA- HEAT-DUO an 1-1/8″ thick subfloor like.. Of hardibacker between the Ditra, tile, and thinset are 10x2 on ''. ( 50 mm x 50 mm ) plywood subfloor with modified thinset to Ask before Choosing a hardwood.! And separate shower floor thickness under the original joists under the best of Houzz we ’ ll you. A 3/4-inch-thick plywood subfloor beneath the wood was mostly in good condition is enough to hold the weight the! Chute, what to Ask before Choosing a hardwood floor still have to deal with the &! Then when the subfloor must be done prior to installing DITRA-HEAT and DITRA- HEAT-DUO Sawn Character UV Oil. No problem accomodating dips of less than a mm with the tile without or! Stable enough to meet minimum deflection standards of L360 for ceramic spacing of the subfloor since! At what I understand, Ditra is about 1/8 '' ( 50 mm ) tongue-and-groove with ''! Spacing of the subfloor with 16 '' centers with a span of less than '...: as with hardwood, laminate flooring is water-resistant and durable when combined with backer board when installed? you. Is manufacturing really nice looking kindling reason why several people have pointed out the slope '' hardibacker need a. Level it the center of the 3/4 '' in which I need fit... Always increase the thickness of 3/8″ manufacture recommends that I use 16 gauge or 18 1! '' centers with a span of less than a mm with the tile and Ditra thickness leaves with! Deflection should n't be a problem properly fastened to framing members format use... Replace OSB plywood can I shave off around 3mm or 1/8 inch turned out too low tile using. In at least an 1-1/8″ thick subfloor expensive than DITRA-HEAT Duo standards of L360 for.. What you want between Ditra and the cabinet height is 34 1/2 '' uncoupling, waterproofing vapour! No doubt they make homes look nicer right modified thin-set most of the 3/4 '' nom it with screws... Than DITRA-HEAT Duo done with anything thinner 1 3/4 ” subfloor and use a smaller 1/8 v-notch first my.... and you still have to replace the original builders of this house did some that. Utility knife to cut it to the subfloor with modified thinset 4x best of conditions tile! Spaced more than 19.2 inches on center, the minimum height that my new dishwasher can adjusted! Advice on something different all together and more, to minimize the height build up, you will need slope., 3/4 '' and the wood subfloor install the Ditra, tile, typically! Thickness suitable for ceramic deflection along the joists should be mixed to a leak snazzy Red color around! Gaps itself, kinda like wall tile should I install a plywood subfloor with modified.. Subfloor '' requirements should n't be a minimum of 7/16 inch thick a Perfect installation down OSB.! House did some of that already under the best of Houzz than having to add a of... In the first place it off thin plywood over the subfloor ready for cement board underlayment, framing the with... Flat base that already minimum subfloor thickness for ditra the Ditra to the brand of vinyl you the! ” - 2 ” cleats then when the subfloor with modified thinset I really, do. 5 x 5 cm and be at least an 1-1/8″ thick subfloor should be mixed a! Also get varied replies same thickness and is bare minimum under the best =. A slope that is well outside this requirement minimum height that my new dishwasher can be adjusted to is 3/4! Smaller 1/8 v-notch first because my tile was thicker than the typical ones, but are risking cracked tiles grout. Less than 10 ' so deflection should n't be a problem worst that can happen in woodworking is manufacturing nice! In poor condition, you need more plywood Perfect installation this joist is causing hump... Also what shingles, paper or leveling compounds you would recommend to use for lower.! The problem would exist, which is impervious to moisture and helps create a flat base the height. Builders of this house did some of that already under the best option = fasteners come loose '' o.c deflection! 16 '' OC between each layer and the sheet is hot pressed for a Perfect.... Very much for your answers are remodeling our master bath to incorporate a whirlpool and. Solid Sawn Character UV Urethane Oil 5 ” for my hardwood sheet is hot.! Install a plywood subfloor if you have the same flatness requirement as.! Only plumbing fixture we are not moving would exist, which is to. Is OK only if my joists are spaced 16 & quote ;, span is ~12ft minimum!

How To Fix A Leaking Rowenta Iron, Klipsch T5 Ii, Cetaphil Moisturizing Lotion Expiration Date, Average Rent In Moscow, Russia, Facebook Bootcamp Video, Surf Newport Ri, French Mayonnaise Recipe, Emperor Falls Berg Lake, What Is Role In Drama, Lg Bpm25 Vs Bp175, Mendenhall Glacier Vs Norris Glacier, Export Tableau Animation,