Asphalt-based cutback adhesive remaining on a concrete floor after removing old vinyl tile and other flooring represents one of the most difficult and risky subfloors for the installation of new flooring. This poses serious health concern. As thedoctor pointed out, this is not necessarily a good idea - and thankfully because of delays with the electricans and plasterer which prevented me from laying the ceramic tiles, I observed the self levelling compound debond and crack extensively (especially over a one patch of bitumen - there was a definite correlation between residual adhesive and debonding). and will it kill the mold.? 1 post • Page 1 of 1. Step 5 Pour the compound onto the floor over the tiles. Begin at the end of the room furthest from a door and work your way towards the doorway. If you are working on new flooring, ARDITEX CL Latex Levelling and Smoothing Compound is ideal for new build projects. The yellowish is the old adhesive and the whitish is likely from the moisture you are applying. Bostik Cempolatex Fibreflex is a one part floor self levelling compound developed for use on subfloors where vibration and minimal thermal movement can be problematic. For use on cementitious screeds or concrete; For use on calcium … I have lifted and mahogany parquet floor and found that the block adhesive used was bitumen. ARDEX K 55. other than that is to break up the sub floor remove it then relevel it with latex self levelling flooring compound Answered 24th Sep 2019 ... Can you lay either engineered wood flooring or soild wood flooring over parquet flooring. Pour & Level Self Levelling Compound Revision: 05/07/2019 Page 1 of 2 Remark: This technical data sheet replaces all previous versions. Covers approx. Levelling Compound. If your existing floor is lower than the rest of the house then this isn't a problem. Viewed 8k times 0. The protein and casein free compound is reinforced with fibre and can be used over most common subfloors, including mechanically fixed flooring grade plywood (SP101) and P5 chipboard. Professional Flexible SLC 1550 by Larsen is a single pack, fast drying, universal renovation screed with Fiberflex™ microfibre technology. Flexible Self Levelling Compound SLC1550 3-50mm PALLET DEAL is available to buy in increments of 48 . Jul 30, 2012 #1 Hello all, I'm helping a friend decorate her new place on a very tight time limit as she's been moved at short notice by the housing authority. Once that is done, I was planning on going over the entire area with 1/4" ply screwed into the concrete, finishing off with the laminate floor. Ardex NA will go straight over old adhesive without priming just scrape up any large amounts of adhesive and Hoover and then NA levelling compound. The best way to create a level surface is by pouring an overlay of self-leveling compound. The whitish also may indicate the use of a water-based adhesive to install the vinyl (linoleum) originally. Self Levelling Compound over Bitumen Adhesive. I think, I will try to scrape it out as much as I can and I will use self leveling compound over it. Say around 10-20mm. Excellent water resistance is obtained and rising damp problems alleviated on concrete floors. May be used over wooden floors, however movement in the timber may cause cracking of the floor topping. Discuss Advice for self-levelling over old tile adhesive, using Wickes latex? He used a 3m metal rule to demonstrate that my subfloor is uneven in places, and indicated that he would like to use some sort of self-leveling material to even it out. Self smoothing - provides level concrete floors, perfect for tiling; Polymer modified - can be applied from feather edge up to 25mm; Go to product. Ultra rapid drying – ready to receive vinyl after 60 minutes; Easy to install – 1mm to any thickness in one application; Go to product . Coverage: 6m²; Coat Depth: Use Over Underfloor Heating; 3-40mm in a Single Application ; Apply With Hand Or Pump; Walkable In 4-5 hours; More Info The previous owner of my house tiled all the bedrooms on the second floor. Lath. To properly install a new tile surface, you should remove the existing vinyl tile, grind down as much of the old tile adhesive as possible, and then apply the leveling compound to smooth out the surface for the new tile. Synthetic Resin Dispersion. Floor levelling compound for internal, flexible substrates prior to installation of a floor covering. I've been informed that before the new floor can be fitted, any remaining bitumen must be completely sealed and the floor levelled. Ask Question Asked 4 years, 10 months ago. Mix the self-leveling compound in a large bucket using a drill with a mixing attachment. Please use this forum for all DIY posts that do not fit into a specific category. Mar 5, 2008 Then poured about a /4 inche of self leveling compound over it. Proposed work: Since the backing that is left is a real pita, I was planning on priming the area in question with the primer required by my self-leveling cement (level-quik) and just pouring in 8 bags worth of mixture into the area. However if this isn't the case then you will end up with one floor higher than the rest. Floor Leveling Compound Types and Pros & Cons. can be used in place of cement sheet underlay in tiling or in place of hardboard underlay in carpet or vinyl installations, Lanko 184 Flexible Floor Leveller. Fill the crack with Arden ardurapid and I would two coat DPM just to cover your self. Bison108. Can I use self leveling compound to level old thin set over plywood subfloor? Improving Mortars and Levelling Compounds for High Loads; Increases Elasticity and Walkability ; Go to product. Post by Alex3874 » Thu Apr 13, 2017 10:55 am. My question is two-fold: 1. Applications. I am not aware of any tile adhesive that will stick to Vinyl, however I see no reason why you can not use tile underlay sheeting and tile over it, it all depends on finding a way to fix or glue the sheets down. Or, you could apply a thin layer of self levelling compound (SLC) but you might be raising the FFL which will perhaps give you knock-on problems with doors etc. Page 1 of 2 1 2 Next > Lunk New Member. For use on new or existing concrete, screeds, stone, ceramic tiles, old and new timber floors, parquet and plywood. Self levelling compound can only get over so much. A painted concrete floor can interfere with the leveler, however, preventing the leveler from binding successfully with the concrete. Use a professional! Discussion in 'Builders' Talk' started by Lunk, Oct 3, 2006. A. almightymat. If you are certain that its a concrete surface below the adhesive then it usually can be scraped off - you can buy cheap scraper at SF (16350) or elsewhere. Can be used with confidence over old adhesive residues including bitumen. ARDEX E 25. Is it okay to put self leveling compound directly over DPM as I imagine it will stick fine. Discussion in 'Floors, Stairs and Lofts ' started by Bison108, 12 Feb 2016. If you only have a small amount of old thinset that you need to tile over, use a self-leveling floor compound to smooth out the entire floor. Self Levelling and Smoothing Compound. When you say sand and cement I'm presuming you mean screed. I had hoped to use a self-levelling compound (in-particular Bostik UltralevelHD over Bostik UltraNPPrimer), but one rep says that it won't have the flexibility for use on chipboard while another rep says it will (Bostik Sydney v Bostik Melbourne). I am going to rip out the 55 years old linoleum vinyl sheet in the basement rooms. Can be used without a primer in most cases* For use on most sound and well bonded, waterproof adhesive residues, such as bitumen ; Save time and money when renovating *See product data sheet. It can be confusing because many leveling compounds are marked as useable on a variety of surfaces, including linoleum and vinyl. Self Leveling Underlayments - Achieving Level - One Project Closer. Self Levelling Compound over Bitumen Adhesive. 5m2 coverage at approximately 3mm thick. Fibre-reinforced self-levelling compound. The directives contained in this documentation are the result of our experiments and of our experience and have been submitted in good faith. I think there will be challenge to remove the dried glue left on the concrete slab. Up to Date Answer on Self Levelling Compound Over Bitumen Residue. THEN use the primer associated with the self leveller you choose to use. Cement-Based Smoothing Compound. Up until recently, wood subfloors, either plywood or OSB, were not common to pour self-leveling over. So far I have removed the tile and now have all the thin set underneath. The removal of cutback using grinding, sanding or blasting may contain asbestos. Rapid Drying Levelling and Smoothing Compound. The problem is that I didn't level the floor first as I figured the tile adhesive would make up any differences in level - lesson learned the hard way. Hi all, My flooring contractor came over recently to inspect my subfloor prior to installation of bamboo floating boards. The minimum depth of screed should be no less than 60mm. Joined: 6 Feb 2014 Messages: 22 Thanks Received: 0 Location: Newport, South Wales Country: Hi all, Sorry to be a pain but I am pretty confused. Apply floor coverings after 4 hours. Low stress self levelling compound for use over old waterproof adhesive residues as well as cementitious substrates. in the Tile Adhesive area at TilersForums.com. ARDEX K 250. Formulated as a premium system for levelling and repairing concrete floors Creating falls or ramps, and covering old adhesive or paints in readiness for carpet, vinyl or tile laying. Hi, I need to remove some parquet flooring and bitumen in advance of a new floor being fitted. ARDEX Feather Finish. Undertile Levelling Compound. Low odour – User friendly; Superior flow – Self smoothing; Go to product. :mad: So I've already got the DPM painted on, which is very sticky. Add enough water to the compound to create the consistency of a thick pancake batter. Is that OK with this method? Rapid Level 30 is an ultra-rapid setting and drying, flexible self-levelling floor compound. At any rate you must remove the old adhesive to nothing more than a stain remaining. Level up to 50mm and use over electric underfloor heating. Moderator: Moderators. Providing excellent adhesion to almost all substrates without the need to prime, including flooring grade plywood, ceramic tiles, steel, and even over old bitumen adhesive residue. As noted above, we’re discussing two products, one a subset of the other: Floor leveling compound is any mix used to fill low areas and imperfections or add as a topcoat to existing flooring. Excellent adhesion without priming to almost all substrates, including flooring grade plywood, ARDEX Damp Proof Membranes and even ceramic tiling. It has been specially formulated using advanced binder technology and selected additives to provide an underlayment which is ideal for when a genuine, fast-track solution is required. A door and work your way towards the doorway house then this is n't a problem 2017 9:55 Has. 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