Pro. Reply. As a habit I always use Redgard for a topical membrane to use on shower walls before tile, but this product is very similar. You can Kerdi over Kerdi. 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. 3) What’s the mesh tape about in the pic? Working Pro since 1993. For Use with Garage Floors. Tom M. February 27, 2018 at 8:58 pm #669530. After using the Internet to research it seems the consensus is that Kerdi is an excellent choice to water/vapor proof the enclosure. Date published: 2021-01-15. I've got bad arthritis so I think I want to invest in a steam shower. It would be faster and easier than the way the contractor wants to do it and probably the most logical step forward. How to run out and buy a new one and picked up aquadefense. However, I discovered Schluter and their Schluter Kerdi shower kit systems a few years ago and have favored these types of systems ever since. KERDI is ideal for use in tiled showers, bathtub surrounds, residential steam showers, and other tile applications in wet areas. 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. Self-Leveler Plus. 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. The weak points in the system are always in the corners where one wall meets another. Discussion Starter • #1 • Jul 24, 2016. To be 100% I will squirt a blob of wedi 610 or kerdi-fix into the hole before inserting the plug. Uncoupling Membrane. COVERAGE: approx. The first waterproof cement backer board on the market, HardieBacker with HydroDefense Technology provides the same strength, ease of […] Can be reinforced with Mapetex SEL to provide an anti-fracture membrane. 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. 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. 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. Once you install KERDI over the drywall panels, they will be completely protected from the water and vapor in your tiled shower. DirtyWhiteBoy . One side of the membrane features printed gridlines for assistance with cutting. Does Schluter®-KERDI waterproofing membrane have a front/back to it? I have never … Coverage: Mapelastic AquaDefense: 1 kg/m² for two coats. 1-year limited. Schluter Kerdi If you’re concerned about vapors, look in to Schluter Kerdi tile membrane. Pound(s) Unit of Measure Quantity. Once you install KERDI over the drywall panels, they will be completely protected from the water and vapor in your tiled shower. Novoplan® Easy Plus. It provides no benefit over using plain drywall." Kerdi can even be installed over drywall. I had a shower remodeled about 1 year ago. Above being just a waterproofing membrane, Kerdi is also a vapor barrier, whereas Aquadefense is not. Kerdi really offers very little advantage over hardiboard plus membrane. 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. The variety of products available over the years for waterproofing a shower install boggles the mind. Series Name. I contacted Schluter and they couldn't … Freeze Resistant Post Installation. Do I need to seal the cut face of the Hardi with a smear of silicone also? I’ve used mapei’s aquadefense. 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. Easy-preparation, self-leveling underlayment. Clev08. I'm about to remodel my master bath. How much is the Kerdi shower system? As for screwing through, yes it will compromise the waterproofing. Has anyone ever coated out Kerdi board ? 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. Cabot & Rowe. The are coming tomorrow! CA Residents: Prop 65 Warning(s) Prop 65 WARNING(S) For Use with Bathroom Floors. Honolulu,, Hi. 1.3 kg/m2 per mm of thickness. Nova-Fiber 6 inch X 75 Foot Roll. I have been doing custom tile installations for more than thirty years. 1,523 Posts . 8 years ago. Those are very widely used over here. Schluter's recommendation is to use unmodified thinset mortar when installing Kerdi over most shower substrates. In normal residential use I wouldn't worry about it. Frankly, working with … 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. The contractor used black roofing paper #30 all around the shower compartment. Rapid Setting. Backerboard plus a waterproofing membrane like Redgard is all that is needed for tub surrounds with thinset then tile. Just happened to fall on a seam in the substrate? 4 years ago. For Use with Fireplace Exteriors. About ten years ago I first heard of, and started using the Schluter Kerdi Shower System. Bond-promoting primer - perfect for tile over tile. Like | 1; Save; telluwhat. I have used redguard in the past and have been happy with it. Presenting the best waterproofing membrane for bathrooms – Nova-Fiber 6 inch X 75 Foot Roll. 2. Schluter ®-KERDI is a pliable sheet-applied waterproofing membrane and vapor-retarder designed for the direct application of tile. Go over the drywall with Kerdi. My question is regarding the thinset mortar to use that will not fail. 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 . MAPEI 3.79L Mapelastic AquaDefense Waterproofing Membrane. Shop mapei mapelastic aquadefense 1-gallon indoor/outdoor membrane in the surface preparation section of Lowes.com MAPELASTIC AQUADEFENSE. For use on screed, render, concrete, plywood and ceramic finishes. Thanks! The membrane may be installed grid side out for convenience in tile setting as well. 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. 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. 4 years ago "I think Kerdi over Hardi backer is more trouble and more expense than its worth. KERDI-DRAIN or KERDI-LINE may be used to provide drainage in DITRA and DITRA-XL installations. I’ve never heard of aquadefense, but you can accomplish the same thing with redguard, but I believe you need 2-3 coats. Ready to use one compoonent flexible waterproofing and crack isolation membrane that can be applied by trower, paint roller or paint brush. Aquadefense is just a waterproofing membrane. ↩ Colleen. Self-Levelers. We’d love to get your thoughts. Kerdi was a great idea! 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. ↩ Rob. Can be tiled after 4 hours. Where the pan and wall meet at the bottom I want to seal the joint with a folded kerdi band. How do you attach a Kerdi membrane? Kerdi vs AquaDefense advice needed. Gray. Warranty. If really stuck I'll admit to using silicone! Use Over Concrete. Pro. It’s waterproof and you just apply it with thinset. 50. And fast! The result is complete, tight-fit protection against water ingress. 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. They have easy videos and instructions online if he’s not familiar with the process. 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. Schluter recommends their Kerdi product over drywall. Primer T™ Multi-purpose primer for use with self-levelers. Color/Finish Family. 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. This can be done with the use of Mapei Mapelastic Aquadefense, which can be used for the protection of both walls and floors. February 6, 2019 at 7:05 pm. I don’t think you could go wrong with Hydro Ban or Redguard. Unit of Measure. Worth the effort though. Please note this product is due for release 01/02/2021. Cement board and grout are not water proof, if there's Kerdi no moisture is ever going to be able to get behind it. Patch with strip of Kerdi over the cutouts, extending at least 6" on all sides. Whether or not you need a Kerdi membrane is a factor of use. Ready to use, flexible, ultra rapid drying waterproofing membrane for interior and exterior use in showers, wet rooms and on balconies*. No, the KERDI membrane does not have a front/back to it. People have brought up that Kerdi can go over gypsum board in a wet area, so why not other topical membranes? Self-Levelers flatten your substrate before the installation of tile and stone. jdougjo. ... I’m using Kerdi over Hardi. I was also wondering about #1 and #3. by SCHLUTER SYSTEMS L.P. 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. 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). Item#: 309486; MFR#: 01953; Share Email Print. February 28, 2018 at 2:05 am #669565. 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. They have some good instructional videos on YouTube. Like | 1; Save; PRO. For Use with Bathroom Walls . If you're just installing the tile over the concrete subfloor, then unmodified thinset is a good choice. Waterproofing Membrane. DIYTileGuy says. 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February 27, 2018 at 8:58 pm # 669530 features printed gridlines for assistance cutting...