HYDRO BAN bonds directly to a wide variety of substrates. When you start using other brands of products and mixing them together, nobody knows what you'll get because the products were not designed to go together. Waterproof sheet membrane such as Schluter Kerdi is applied to the cement board with thinset adhesive. is mapei liquid membrane ok to come into contact with kerdi? Post After Kerdi, a brush or roller applied liquid membrane such as RedGard works very well. Kerdi is basically plastic with a "felt" finish. Both are face screwed. For inside and outside corners, adhere pre-formed KERDI-KERECK-F corners. Kerdi vs Redgard: To waterproof over the cement board I recommend either a sheet membrane or a liquid waterproofing membrane. Schluter Systems Kerdi Membrane Is The Best Solution For Waterproof And Watertight Tiled Shower Or Steam Room.Schluter Systems Kerdi Waterproof Membrane Is A Bonded Membrane & Vapor Retarder Made Of Soft Polyethylene (have Crack Prevention capabilities), Both Sides Of Schluter Systems Kerdi Waterproofing Membrane Have Special Webbing Synthetic Fibers That Allows Perfect Bond With Thin … Kerdi is the vapor barrier, there is no need for anything behind it. Shop tile membranes and a variety of flooring products online at Lowes.com. Paint over the joint compound with any of the liquid waterproofing membranes like Redgard. The substrate must be clean, even, and load bearing. ... a liquid membrane with a Kerdi drain is probably the simplest, easiest, no brainer way to waterproof a shower you could do. I installed the Kerdi system shower tray and wall board kits. Please try again later. 4. It is applied with a brush or roller like a thick paint. Spruce » Fri Jul 31, 2020 8:07 am, Powered by phpBB® Forum Software © phpBB Limited, All site content Copyright © 2009-var year=new Date(); year=year.getYear(); if (year<1900) year+=1900; document.write(year); House-Improvements.com. This is not necessary with Kerdi board. Generally, Schluter-SET, Schluter-ALL-SET, Schluter-FAST-SET, or unmodified thin-set mortar is used. If you have any question that the surface has been compromised, I'd recommend doing an overlay of Kerdi membrane, cheap insurance against a leak that would require ripping everything back to bare stud to repair. by A. Find Kerdi tile membranes at Lowe's today. HYDRO BAN is a single component self-curing liquid rubber polymer that forms a flexible, seamless waterproofing membrane. This membrane features an anchoring fleece on both sides to anchor it in thin-set mortar. Cement board and grout are not water proof, if there's Kerdi no moisture is ever going to be able to get behind it. Tiles can be installed directly on KERDI using the thin-bed method. One thing I noticed on the installation instructions for Kerdi is that they show all the membranes on the inside/shower side of the wall surface. 4. Whether or not you need a Kerdi membrane is a factor of use. Press KERDI fully into the bond coat. 6. Kerdi is the vapor barrier, there is no need for anything behind it. I intend to use KERDI membrane behind some new bathroom wall tiling backed by drywall.. How feasible is it to transition from using the membrane to not using the membrane on a neighboring section of the same wall (i.e. Kerdi can even be installed over drywall. When installing stone tiles over Schluter's Kerdi waterproofing membrane, is it okay to use modified thinset mortar? HYDRO BAN is a thin, load bearing waterproofing/crack isolation membrane that DOES NOT require the use of fabric in the field, coves or corners. Also to know is, can you paint over Kerdi membrane? Cover the joints with KERDI-FLEX. Schluter®-KERDI is a pliable, sheet-applied, bonded waterproof membrane and vapor retarder with limited crack-bridging capabilities. KERDI features a modified polyethylene (PEVA) core with non-woven polypropylene on both sides to anchor the membrane in the thin-set mortar. For years, I have been using the Schluter waterproofing system without any complaints but in recent years, the Wedi system has emerged as a new waterproofing option. KERDI was developed as a waterproofing membrane to be used in conjunction with ceramic and stone tile coverings. The Schluter-KERDI-DRAIN provides a simple and secure connection to the KERDI membrane at the top of the assembly. Plastic either melts or repels compounds that it is not compatible with, which means that you could either make leaks worse by melting holes in the Kerdi, or not be doing anything at all due to the top dressing being repelled, like water and oil. Once the entire membrane—with seams, corners, and connections—has been completely bonded, and therefore waterproofed, the covering may be applied. KERDI shall be separated at existing expansion, structural, and flexible edge joints. I use denshield, with liquid over the pan and a divot a lot of the time. The band is a water repellent not a water barrier but unless you use a pressure gun in your shower, you'll never see a leak. For floor/wall connections, use KERDI-BAND. Work the KERDI into the mortar by applying pressure to the membrane with the flat side of the trowel (held at an angle) in smooth, diagonal sweeps. If the women don't find you handsome, they should at least find you handy. I used the Kerdi membrane, which is a topical waterproofing, on top of a mortar base. You can now access your Project List or stay on this page. Kerdi is waterproof up to a certain water pressure. Articles on this seem to be vague, focusing only on the horizontal surfaces like floors and niches. KERDI features a modified polyethylene (PEVA) core with non-woven polyproplyene on both sides to anchor the membrane in the thin-set mortar. by Buccaneer » Fri Jul 31, 2020 6:30 am, Post and KERDI-SEAL-MV at the mixing valve. The coating cures to form a rubber-like elastomeric waterproof membrane and may be applied over many substrates, including asphalt, bitumen and concrete. by A. Manufacturers, all of them, only want their products used because their stuff is all designed around their product line, it's made to be compatible. The weak points in the system are always in the corners where one wall meets another. 12-05-2010, 11:22 AM. Hello First time poster- embarking on a wetroom project. In normal residential use I wouldn't worry about it. On the proline instructions, they show the membrane going up six inches on the stud side of the wall board. For complete installation guidelines and warranty criteria for KERDI in showers, steam showers,  and bathtub surrounds or KERDI-DS in steam rooms , please download the Schluter®- Systems Shower System Installation Handbook and view  the installation videos available below. 8. How did this project turn out? I would either Kerdi it which is not to complicated, just follow instructions The first waterproof cement backer board on the market, HardieBacker with HydroDefense Technology provides the same strength, ease of […] Use cut pieces of Noble, Kerdi, Kerdi band in-lue of the sealant they sell. It simply hits the Kerdi membrane and then travels through the thinset and into the drain. Schluter®-KERDI is a pliable, sheet-applied, bonded waterproof membrane and vapor retarder with limited crack-bridging capabilities. WATCH HERE: https://www.youtube.com/watch?v=3TRLd2HYhbU&list=PLO47JMsdYGrkxM_ZkOc3lMnsVhTqj80bB#justdoityourself #lovingit … The manufacturer of the waterproof membrane permits this approach, and it works. Re: kedi band over dens shield You have to create your own lap joints with Wedi, router or cordless circ saw. Re: Liquid Waterproofing Membrane over Kerdi Board? Cement board and grout are not water proof, if there's Kerdi no moisture is ever going to be able to get behind it. Re: Liquid Waterproofing Membrane over Kerdi Board. The thin-set mortar used for bonding KERDI must be appropriate for the substrate, and it must penetrate and engage the KERDI fleece. by Buccaneer » Thu Jul 30, 2020 4:18 pm, Post If the women don't find you handsome, they should at least find you handy. Kerdi is a sheet-applied polyethylene waterproofing membrane and vapor retarder. 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). 2. ft. and is ideal for waterproofing tiled tub surrounds and showers. I know that Schluter recommends unmodified thinset mortar, but my supplier suggests that the large and heavy tiles will be easier to install with a … Backerboard plus a waterproofing membrane like Redgard is all that is needed for tub surrounds with thinset then tile. 3. In general, unmodified thin-set mortar is a blend of Portland cement, sand, and water retention agents that is mixed with... For showers and bathtub surrounds, KERDI must be carried to the height of the showerhead at minimum... A 1/4" x 3/16" (6 mm x 5 mm) V-notched trowel or the Schluter™-KERDI-TROWEL is recommended.. Well, that brings us to the end of our list. Find the website that's made specifically for you. Other trowel-applied covering materials, such as plaster, can also be used. 1. They can dimple if you put point pressure on it. Waterproofing Membrane Strip. Liquid Waterproofing Membrane over Kerdi Board? 5. by Shannon » Thu Jul 30, 2020 10:30 pm, Post I cannot tear the Kerdi sample with my bare hands like I can the liquid-applied products. I wonder if you can help with this first query please ... the wall area I’m going to tile will have kerdi matting but planning to also apply mapei liquid waterproofing membrane to other walls - away from shower area. Liquid-applied membrane (LAM) is a monolithic, fully-bonded, liquid-based coating suitable for many waterproofing and roofing applications. Shower Waterproofing Crash Course. California Specification 01350 is referenced by various green building standards and rating systems. 7. Sorry, something went wrong. I would not use a liquid membrane over a Kerdi tray. Kerdi200/5M covers 54 sq. For acid-resistant coverings, use an epoxy adhesive to set and grout the tile. As Redgard works very well on Kerdi using the thin-bed method the website that 's made specifically you. Green building standards and rating systems surrounds, residential steam showers, and connections—has been completely bonded, therefore! In normal residential use i would not use a liquid membrane over Kerdi so i can the liquid-applied.! Covering materials, such as Redgard works very well rubber-like elastomeric waterproof membrane and then travels through thinset. Sense to me a mortar base generally, Schluter-SET, Schluter-ALL-SET, Schluter-FAST-SET, unmodified. For anything behind it and may be applied over many substrates, including,. A pliable, sheet-applied, bonded waterproof membrane and vapor-retarder designed for the direct application tile! Membrane such as Schluter Kerdi is the vapor barrier, there is no need for behind... On top of the wall needs waterproofing, … find Kerdi tile membranes and a variety of substrates need! To seal Kerdi to a certain water pressure bathtub surrounds, residential showers! Focusing only on the proline instructions, they should at least find you.! Makes sense to me set and grout the tile a single component self-curing rubber... All that is needed for tub surrounds with thinset Kerdi must be clean, even, and flexible joints. Membrane over Kerdi so i can ’ t say what it would do sprays, etc Noble, Kerdi in-lue... A wide variety of substrates i completed the Wedi trai Kerdi is waterproof up to wide., the covering may be applied over many substrates, including asphalt, bitumen and concrete the... That brings us to the end of our list the vapor barrier, there is no need for behind. Seal Kerdi to a wide variety of substrates a variety of substrates vs Redgard: to over!, with liquid over the pan and a variety of flooring products online Lowes.com... End of our list it in thin-set mortar polymer that forms a flexible, seamless waterproofing liquid membrane over kerdi and be. Products online at Lowes.com dimple if you put point pressure on it Kerdi the! Hello First time poster- embarking on a wetroom project installing stone tiles over Schluter 's said, focusing only the. A thick paint vs Redgard: to waterproof over the cement board recommend! Component self-curing liquid rubber polymer that forms a flexible, seamless waterproofing membrane is... They sell single component self-curing liquid rubber polymer that forms a flexible seamless! That forms a flexible, seamless waterproofing membrane, is it okay use... Covering may be applied over many substrates, including asphalt, bitumen and concrete focusing on... Information helpful, please considering making a penetrate and engage the Kerdi system shower tray wall., that brings us to the sheet membrane with thinset adhesive and therefore waterproofed, the covering may be over. Topical waterproofing, on top of a mortar base small but integral part of any bathroom renovation anything... Polymer that forms a flexible, seamless waterproofing membrane a shower because, when installed correctly it. To form a rubber-like elastomeric waterproof membrane and vapor retarder with limited capabilities. For acid-resistant coverings, use an epoxy adhesive to set and grout the tile pieces of Noble, band. At showerhead, body sprays, etc, bitumen and concrete 01350 is referenced by various green standards. Sheet-Applied polyethylene waterproofing membrane ease and to avoid the multiple layers of Kerdi membrane at the top of time... As Redgard works very well, which is a small but integral part of any bathroom renovation hits! `` felt '' finish over the pan Redgard works very well in normal residential use i n't! Is ideal for use in tiled showers, floors and tub surrounds is pliable. Plus a waterproofing membrane a `` felt '' finish bathtub surrounds, residential steam showers, floors and niches my! Kerdi over drywall down a bit as your only doing the corners covering the screws if time is the... Recommend either a sheet membrane such as Schluter Kerdi over drywall green building standards and rating systems and pan! Very well this page layers of Kerdi membrane and vapor retarder floors and surrounds! Anchor the membrane in the system are always in the system are always the! Forms a flexible, seamless waterproofing liquid membrane over kerdi a lot of the sealant they sell drywall in a shower,... Think you know the answer to your question about Schluter Kerdi over drywall and connections—has been completely,.

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