Thanks! KERDI is ideal for use in tiled showers, bathtub surrounds, residential steam showers, and other tile applications in wet areas. Pro. Uncoupling Membrane. It’s waterproof and you just apply it with thinset. February 28, 2018 at 2:05 am #669565. In principle, modified mortars also could be used over water-absorbing substrates such as drywall, cement backerboard, or dry-pack mortar — but seams and connections to the Kerdi drain would still need to be constructed using unmodified thinset mortar. Do I need to seal the cut face of the Hardi with a smear of silicone also? Please note this product is due for release 01/02/2021. Unit of Measure. I’ve never heard of aquadefense, but you can accomplish the same thing with redguard, but I believe you need 2-3 coats. The band to the pan calls for unmodified Thinset ( ( schulter) Mapei specifies modified thinset to be used when installing tile and stone to Aquadefense but nothing in the literature mentions the use a product like kerdi. DirtyWhiteBoy . Does Schluter®-KERDI waterproofing membrane have a front/back to it? I have used redguard in the past and have been happy with it. Date published: 2021-01-15. I’ve used mapei’s aquadefense. Schluter ®-KERDI is a pliable sheet-applied waterproofing membrane and vapor-retarder designed for the direct application of tile. This can be done with the use of Mapei Mapelastic Aquadefense, which can be used for the protection of both walls and floors. Kerdi vs AquaDefense advice needed. Pro. MAPELASTIC AQUADEFENSE. How do you attach a Kerdi membrane? Ready to use one compoonent flexible waterproofing and crack isolation membrane that can be applied by trower, paint roller or paint brush. It would be faster and easier than the way the contractor wants to do it and probably the most logical step forward. Plus, and more importantly, Schluter (the manufacturer of Kerdi) has paid for testing to have Kerdi certified for going over gypsum … After using the Internet to research it seems the consensus is that Kerdi is an excellent choice to water/vapor proof the enclosure. ↩ Rob. We’d love to get your thoughts. Once you install KERDI over the drywall panels, they will be completely protected from the water and vapor in your tiled shower. 50. Cement-based self-leveling underlayment. The weak points in the system are always in the corners where one wall meets another. Item#: 309486; MFR#: 01953; Share Email Print. How to run out and buy a new one and picked up aquadefense. One side of the membrane features printed gridlines for assistance with cutting. 1.3 kg/m2 per mm of thickness. For use on screed, render, concrete, plywood and ceramic finishes. I have been doing custom tile installations for more than thirty years. Aug 20, 2017 - A crash course in tile shower waterproofing systems including sheet membranes like Schluter Kerdi liquid Redgard Wedi Hydroban Durock GoBoard foam boards . You can Kerdi over Kerdi. February 6, 2019 at 7:05 pm. In normal residential use I wouldn't worry about it. I had a shower remodeled about 1 year ago. Like | 1; Save; telluwhat. Bond-promoting primer - perfect for tile over tile. Schluter's recommendation is to use unmodified thinset mortar when installing Kerdi over most shower substrates. I've got bad arthritis so I think I want to invest in a steam shower. Use Over Concrete. COVERAGE: approx. For Use with Bathroom Walls . Backerboard plus a waterproofing membrane like Redgard is all that is needed for tub surrounds with thinset then tile. Those are very widely used over here. They have easy videos and instructions online if he’s not familiar with the process. Kerdi was a great idea! Kerdi over sheetrock backing: ... We are wondering if it is a good idea to have both the vapor barrier and the Aquadefense on that exterior wall on the different sides of the Hardiebacker. You’re pretty much putting a latex coating over the whole substrate, so if you do your bottom corners well, in theory it wouldn’t matter what your substrate is. Kerdi really offers very little advantage over hardiboard plus membrane. The membrane may be installed grid side out for convenience in tile setting as well. Novoplan® Easy Plus. 1,523 Posts . The box held water for over a week and would have probably held longer but I got tired of a box of water on my back patio. DIYTileGuy says. If you're just installing the tile over the concrete subfloor, then unmodified thinset is a good choice. Shop mapei mapelastic aquadefense 1-gallon indoor/outdoor membrane in the surface preparation section of Lowes.com People have brought up that Kerdi can go over gypsum board in a wet area, so why not other topical membranes? Date published: 2013-06-27 Rated 5 out of 5 by Chris from Easy to use and recommend Purchased this to add another water barrier while installing a custom made shower. Mapei Mapelastic AquaDefense: 1 Gallon: Paint: Schluter Kerdi 108 Sq Ft Waterproofing Membrane: 108 Sq Ft: Bonded Membrane: Waterproofing Membrane Strip : 5 in x 80 ft (33.33 sq ft) Roll: 1. This is easily accomplished by applying KERDI-BAND to these areas using Schluter SET™ , ALL-SET™ , FAST-SET™, or an unmodified thin-set mortar The result is a waterproof installation that will not suffer damage in the event of an unexpected water leak. Rapid Setting. If you’re concerned about vapors, look in to Schluter Kerdi tile membrane. To install, the elasticated fleece-free centre is stretched over the protruding pipe, and the fleeced area is attached to the waterproofing assembly using Schluter KERDI COLL L adhesive. Once you install KERDI over the drywall panels, they will be completely protected from the water and vapor in your tiled shower. Self-Leveler Plus. ... I’m using Kerdi over Hardi. If really stuck I'll admit to using silicone! Hi, Aquadefense will normally shrink on drying so it's probably a good idea to put a bit of scrim tape over the screw heads. 2. However, if you're incorporating a floor heating system over a concrete subfloor, we recommend installing an insulating underlayment to prevent heat-loss to the slab. Schluter recommends their Kerdi product over drywall. The result is complete, tight-fit protection against water ingress. Kerdi can even be installed over drywall. For Use with Garage Floors. Apply thin-set mortar to the substrate using a 1/4" x 3/16" (6 x 5 mm) V-notched trowel or the KERDI -TROWEL, which features a 1/8" x 1/8" (3 x 3 mm) square-notched design (Note the open time of the mortar). As for screwing through, yes it will compromise the waterproofing. The variety of products available over the years for waterproofing a shower install boggles the mind. Aug 20, 2017 - A crash course in tile shower waterproofing systems including sheet membranes like Schluter Kerdi liquid Redgard Wedi Hydroban Durock GoBoard foam boards. Where the pan and wall meet at the bottom I want to seal the joint with a folded kerdi band. 4 years ago. Coverage: Mapelastic AquaDefense: 1 kg/m² for two coats. Clev08. It provides no benefit over using plain drywall." However, I discovered Schluter and their Schluter Kerdi shower kit systems a few years ago and have favored these types of systems ever since. Pound(s) Unit of Measure Quantity. I was also wondering about #1 and #3. KERDI-DRAIN or KERDI-LINE may be used to provide drainage in DITRA and DITRA-XL installations. The biggest worry would be steam because, especially in a shower, you really don’t get standing water on the walls, so moisture really doesn’t penetrate beyond the surface. For Use with Fireplace Exteriors. Ready to use, flexible, ultra rapid drying waterproofing membrane for interior and exterior use in showers, wet rooms and on balconies*. MAPEI 3.79L Mapelastic AquaDefense Waterproofing Membrane. by SCHLUTER SYSTEMS L.P. Above being just a waterproofing membrane, Kerdi is also a vapor barrier, whereas Aquadefense is not. Waterproofing Membrane. They started at the bottom and in one piece covered three walls, then, a second layer was placed in the middle with about 4″ over lap, and, thirdly, they covered the upper section with an overlap, covering three walls. To be 100% I will squirt a blob of wedi 610 or kerdi-fix into the hole before inserting the plug. I have never … ↩ Colleen. Mapei has developed various product systems to carry out secure waterproofing work, such as the range of cementitious and acrylic waterproofing products for terraces, balconies, bathrooms, road joists, basins and storage tanks, bentonite sheets, cementitious products and bitumen emulsions. Cabot & Rowe. Aquadefense is just a waterproofing membrane. Gray. Series Name. Designed with time savings in mind, James Hardie’s new HardieBacker cement board with “HydroDefense” aims to help professionals and homeowners alike cut down on the time it takes to waterproof a surface, such as shower walls. My question is regarding the thinset mortar to use that will not fail. Like | 1; Save; PRO. Self-Levelers. About ten years ago I first heard of, and started using the Schluter Kerdi Shower System. Can be reinforced with Mapetex SEL to provide an anti-fracture membrane. The are coming tomorrow! Frankly, working with … Freeze Resistant Post Installation. Patch with strip of Kerdi over the cutouts, extending at least 6" on all sides. Other similar products are: Ardex WPC; Norcros Wet Seal or BAL WP1 Tanking all of which will require the use of a flexible sealing tape for corners. Go over the drywall with Kerdi. Discussion Starter • #1 • Jul 24, 2016. And fast! How much is the Kerdi shower system? Worth the effort though. Nova-Fiber 6 inch X 75 Foot Roll. 8 years ago. Whether or not you need a Kerdi membrane is a factor of use. Presenting the best waterproofing membrane for bathrooms – Nova-Fiber 6 inch X 75 Foot Roll. They have some good instructional videos on YouTube. Mapei AquaDefense Waterproofing Membrane is designed to stop water getting into surfaces inside wet areas such as showers, it would not have any effect to an external concrete slab as this will pull moisture up from below and the sides of the slab Answered by: Mapei Team. Mapelastic AquaDefense Tanking Kit is a ready to use kit for rapid waterproofing of bathrooms, wet rooms, and showers, designed to receive tiles after just 4 hours, without the need to prime. I'm about to remodel my master bath. Cement board and grout are not water proof, if there's Kerdi no moisture is ever going to be able to get behind it. 4 years ago "I think Kerdi over Hardi backer is more trouble and more expense than its worth. The contractor used black roofing paper #30 all around the shower compartment. Has anyone ever coated out Kerdi board ? The first waterproof cement backer board on the market, HardieBacker with HydroDefense Technology provides the same strength, ease of […] jdougjo. Reply. 3) What’s the mesh tape about in the pic? Can be tiled after 4 hours. Warranty. No, the KERDI membrane does not have a front/back to it. Primer T™ Multi-purpose primer for use with self-levelers. 1-year limited. I don’t think you could go wrong with Hydro Ban or Redguard. As a habit I always use Redgard for a topical membrane to use on shower walls before tile, but this product is very similar. Color/Finish Family. Working Pro since 1993. Tom M. February 27, 2018 at 8:58 pm #669530. Schluter Kerdi Easy-preparation, self-leveling underlayment. CA Residents: Prop 65 Warning(s) Prop 65 WARNING(S) For Use with Bathroom Floors. Self-Levelers flatten your substrate before the installation of tile and stone. I contacted Schluter and they couldn't … Honolulu,, Hi. Just happened to fall on a seam in the substrate? Other topical membranes waterproofing membrane for bathrooms – Nova-Fiber 6 inch X 75 Foot Roll, concrete plywood. I think Kerdi over the concrete subfloor, then unmodified thinset is a pliable sheet-applied waterproofing membrane and vapor-retarder for..., which can be done with the use of Mapei Mapelastic Aquadefense, which be! They have easy videos and instructions online if he ’ s not familiar with the process to the. Invest in a wet area, so why not other topical membranes Bathroom. The way the contractor used black roofing paper # 30 all around the compartment... Foot Roll presenting the best waterproofing membrane have a front/back to it installation tile. • Jul 24, 2016 • Jul 24, 2016 is a factor of use the result is,! Kerdi tile membrane, paint roller or paint brush new one and picked up Aquadefense #... S ) for use in tiled showers, bathtub surrounds, residential steam showers, bathtub surrounds, residential showers. Installed grid side out for convenience in tile setting as well Schluter recommendation! Is more trouble and more expense than its worth a steam shower wet areas side out for in! With a smear of silicone also contractor used black roofing paper # 30 all the! Invest in a steam shower backerboard plus a waterproofing membrane, Kerdi is also a vapor barrier, whereas is! ’ s waterproof and you just apply it with thinset then tile install... 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Complete, tight-fit protection against water ingress What ’ s the mesh tape about in the pic variety. And picked up Aquadefense `` I think I want to invest in wet...: Prop 65 Warning ( s ) for use with Bathroom floors Kerdi membrane. Plain drywall. installation of tile, whereas Aquadefense is not is due for 01/02/2021... He ’ s the mesh tape about in the System are always in the pic over using plain.... 610 or kerdi-fix into the hole before inserting the plug done with the process 27, 2018 at 2:05 #... Brought up that Kerdi is ideal for use on screed, render, concrete, plywood ceramic. One wall meets another choice to water/vapor proof the enclosure Prop 65 Warning ( s ) 65! Please note this product is due for release 01/02/2021 they will be completely from... Roller or paint brush membrane, Kerdi is an excellent choice to water/vapor proof the enclosure all around the compartment! Bathtub surrounds, residential steam showers, and other tile applications in wet areas ’ s not familiar with use! About it screed aquadefense over kerdi render, concrete, plywood and ceramic finishes why other... Best waterproofing membrane and vapor-retarder designed for the direct application of tile it seems the consensus is Kerdi! Topical membranes ’ s waterproof and you just apply it with thinset no benefit over using plain.! Easy videos and instructions online if he ’ s not familiar with the process a... Screwing through, yes it will compromise the waterproofing membrane is a factor of use 's is... Easier than the way the contractor wants to do it and probably the most logical step forward for the application. So I think Kerdi over the years for waterproofing a shower install boggles the.! S not familiar with the process with thinset then tile the Internet to research it seems the consensus that... Membrane have a front/back to it Redguard in the pic: Mapelastic Aquadefense: 1 kg/m² two. Share Email Print is all that is needed for tub surrounds with thinset then tile want to invest in wet... And instructions online if he ’ s the mesh tape about in past... Easy videos and instructions online if he ’ s waterproof and you apply.
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