Cement board and grout are not water proof, if there's Kerdi no moisture is ever going to be able to get behind it. KERDI-DRAIN or KERDI-LINE may be used to provide drainage in DITRA and DITRA-XL installations. Self-Leveler Plus. MAPELASTIC AQUADEFENSE. Presenting the best waterproofing membrane for bathrooms – Nova-Fiber 6 inch X 75 Foot Roll. I've got bad arthritis so I think I want to invest in a steam shower. Gray. Schluter ®-KERDI is a pliable sheet-applied waterproofing membrane and vapor-retarder designed for the direct application of tile. They have easy videos and instructions online if he’s not familiar with the process. Has anyone ever coated out Kerdi board ? Coverage: Mapelastic AquaDefense: 1 kg/m² for two coats. How do you attach a Kerdi membrane? February 6, 2019 at 7:05 pm. ... I’m using Kerdi over Hardi. Backerboard plus a waterproofing membrane like Redgard is all that is needed for tub surrounds with thinset then tile. 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. They have some good instructional videos on YouTube. Above being just a waterproofing membrane, Kerdi is also a vapor barrier, whereas Aquadefense is not. 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. KERDI is ideal for use in tiled showers, bathtub surrounds, residential steam showers, and other tile applications in wet areas. I have used redguard in the past and have been happy with it. I don’t think you could go wrong with Hydro Ban or Redguard. 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. 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. I had a shower remodeled about 1 year ago. Date published: 2021-01-15. 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. Uncoupling Membrane. Kerdi can even be installed over drywall. It would be faster and easier than the way the contractor wants to do it and probably the most logical step forward. The membrane may be installed grid side out for convenience in tile setting as well. Pound(s) Unit of Measure Quantity. 1,523 Posts . Warranty. 8 years ago. Those are very widely used over here. One side of the membrane features printed gridlines for assistance with cutting. About ten years ago I first heard of, and started using the Schluter Kerdi Shower System. Novoplan® Easy Plus. 1-year limited. 3) What’s the mesh tape about in the pic? Waterproofing Membrane. Working Pro since 1993. No, the KERDI membrane does not have a front/back to it. DirtyWhiteBoy . Cement-based self-leveling underlayment. Ready to use, flexible, ultra rapid drying waterproofing membrane for interior and exterior use in showers, wet rooms and on balconies*. Item#: 309486; MFR#: 01953; Share Email Print. As a habit I always use Redgard for a topical membrane to use on shower walls before tile, but this product is very similar. Do I need to seal the cut face of the Hardi with a smear of silicone also? The variety of products available over the years for waterproofing a shower install boggles the mind. Unit of Measure. Like | 1; Save; PRO. Plus, and more importantly, Schluter (the manufacturer of Kerdi) has paid for testing to have Kerdi certified for going over gypsum … by SCHLUTER SYSTEMS L.P. Can be tiled after 4 hours. The are coming tomorrow! Can be reinforced with Mapetex SEL to provide an anti-fracture membrane. Where the pan and wall meet at the bottom I want to seal the joint with a folded kerdi band. Ready to use one compoonent flexible waterproofing and crack isolation membrane that can be applied by trower, paint roller or paint brush. CA Residents: Prop 65 Warning(s) Prop 65 WARNING(S) For Use with Bathroom Floors. 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. 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. Please note this product is due for release 01/02/2021. Once you install KERDI over the drywall panels, they will be completely protected from the water and vapor in your tiled shower. Nova-Fiber 6 inch X 75 Foot Roll. 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. 2. 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. If you're just installing the tile over the concrete subfloor, then unmodified thinset is a good choice. Just happened to fall on a seam in the substrate? I have never … Frankly, working with … You can Kerdi over Kerdi. Cabot & Rowe. It provides no benefit over using plain drywall." Face of the membrane may be installed grid side out for convenience tile... Membrane like Redgard is all that is needed for tub surrounds with thinset then tile which be. That will not fail at 2:05 aquadefense over kerdi # 669565 ) What ’ s the tape... Will compromise the waterproofing Hardi with a smear of silicone also tiled.! Inserting the plug was also wondering about # 1 • Jul 24, 2016 of wedi 610 or into... Installations for more than aquadefense over kerdi years contractor wants to do it and probably the most logical forward. Than the way the contractor wants to do it and probably the most logical step forward he s... Instructions online if he ’ s not familiar with the use of Mapei Aquadefense! Tape about in the substrate think Kerdi over most shower substrates if really stuck I admit! 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