Start at a broken tile or between tiles where the grout has loosened. 1. Use a paint roller. 5%. Self-Levelling Floor Screeds Compound. Prime and smoothing compound then any LvT. Take up old vinyl tile and latex screed over black bitchem . True feather edge allows for greater coverage. Now time to ask the ID who say no need screeding why they say so. 5% prior to the installation of tiles. They only recommend pouring concrete over existing tiles if they are in sound condition and firmly affixed. Applying Screed. hand maul. 5m and need to be about 65mm thick. I am hoping to cover it all with a vinyl sheet. Step 6. All these products are water-resistant and help to seal the surface against moisture. 1. Step 7 – Unroll Sheet Vinyl. Cleaning the debris: Soak a cloth in clear water and wipe any dust or debris off the plywood surface. Once this is completed and securely nailed down (at four inch centres) you will be able to fit the vinyl or lino floorcoverings. You will have to latex screed over minimum of 3mm, for the finished floor to look good this latex screed needs to be as smooth as glass. The cured screed will have a layer of anhydrite screed laitance that will need to be removed after 2-6 days (dependent on brand of screed used). latex floor screed is a cement-based smoothing compound. Funnily enough Celotex do say you can float ply over their insulation boards and tile onto it, but they seem to assume that ply comes perfectly flat and don't have any recommendations as to how to get it all nice and rigid. Screed: A layer of well compacted material, commonly a mixture of cement and fine aggregate, that is applied to a base at theIt is possible to tile directly onto tongue and groove wooden floors, but the high amounts of deflection/movement will mean that an ultra-flexible (S2) tile adhesive is required. 3. Where the old screed has been removed by the outside back door, it has uncovered a low inner brick course running parallel to the door in line with the inner wall with a gulley either side, similar in dimensions to the one described above. Used to smooth and level floors in preparation for laying a wide range of floor coverings on top which is important as this base layer will effect the overall finish you get from the project. Like 1. #1 Hi All, I have a job to do for a contractor and they have told me to self level over the top of existing floor tiles and then lay the new ceramics. 3. Any tile installation can fail from a lack of using a tile adhesive primer. USES Davco DW 1 may be used as a mortar additive for fixing. 4 Screed. Nonetheless, as simple as this process might sound, there is a lot more to. either way, as the other posts say, you would be better screeding which will also take out any irregularities in the concrete. A range of smoothing concrete for a smooth, permanent finish to a variety of internal substrates prior to the installation of floorcoverings, choose ARDEX. Make sure you leave the screed to go off properly before laying the new vinyl tiles, Each screed has its own reccomendations so read the pack and follow the instructions. Use before application of polymer-modified mortars over properly prepared sound, stable and nonabsorbent substrates including ceramic tile, natural-stone floors, glass tile, cement terrazzo, cement-based agglomerates, glazed cement masonry units, VCT, rigid fiberglass, well-bonded old cutback adhesive, floor-covering adhesive residue, 13 Aug 2020. The slurry is usually just 1 mm – 2 mm thick. Any. Cement screed flooring is inexpensive. However the tiler should apply a Primer before screeding such as. So if you allow 3mm for the latex screed and 3mm for the altro you would be looking at a raise in the floor by around 6mm. Those based in rural areas may pay more for floor screening costs due to the labour travel costs. 7m. 4 hours and ceramic tiles after 3 hours ¥ Suitable for use over old adhesive residues including bitumen ¥ Moisture tolerant - can be used below a DPM ¥ Excellent flow and self-levelling properties ¥ Excellent adhesion properties without priming most substrates ¥ Ideal for use above underfloor heating systems ¥ Ideal for timber substrates In order to check the level of your floor, use a long spirit level (2m is ideal). Most latex self levelling screeds can also be used to level floors from 1mm up to 10mm (but this will depend on manufacturer) and can also be used at greater thicknesses by adding some sharp sand to your mix. Self-leveling underlayment has a bright future. Hi, Our house was built in 1983 and we have a 7m x 3m front room/dining room and want to install Warmup electric underfloor heating with laminate. Post reply. Yes you can latex over ceramic tiles as long as the tiles have been installed to a good standard and you have no damp plus you have to use floor primer. Where a 12×12 (30cm x 30cm) used to be big now it’s quite common to deal with wood-look tile that is 48 inches long (120cm) and installed in a random offset pattern. If the plyboard has been pulled down in some area because of the screws when securing it a levelling compound might. Essentially you use the tip of your shovel to knead the mixture. nThis floor screed is a versatile smoothing compound for levelling uneven floors before laying decorative floor coverings. 4 Step 4: Thin Layer of Thin-Set: 6. Image caption- S 15 C polymer adhesive used for slurry consistency. If you’re working on a time-critical project, go for ARDEX A 38 Ultra Rapid Drying Screed. There are vinyls which let your floor breathe like Altro expresslay but as you have already got your vinyl then one way of doing it to be safe from raising moisture is -. Latex floor. As long as the old floor is in good condition and can allow the new mortar to stick properly, it should not be a problem. 20 -25 min Working . Over ceramic tile:It’s recommended to use a primer when tiling on a wooden floor, to ensure the best possible surface for the adhesive to bond with. Arditex NA 25Kg Subfloor Two Part Self Levelling Compound is a self-smoothing, protein free, latex levelling compound with improved flow and excellent adhesion, flexibility and moisture resistance. Remove cork tiles and then screed over concrete and remaining quarry tile/ cork. 1 mm. Then once the screed is dry use a liquid DPM such as F-Ball Stopgap F77. 4-6mm would be fine. 1 Using a Tile Leveling System for uneven walls: 5. Maximum depths are around 10-15mm, however with the addition of bulking aggregates. Chances are there might not be a damp proof membrane under the tiles as well. Planning - Calculate the number of tiles - Setting out - Laying the vinyl tiles - After care. laid for anywhere from 40-60 days after the screed is placed, dependent on screed thickness. ball & young stopgap 128 latex liquid, mixed with f. thank you for the advice!! We notice you have a post regarding asbestos. Clean the Floor. You can paint over any blemishes or missed spots that the painter's tape covered up, but be sure to let them dry. Jul 30, 2012 #1. then a liquid membrane goes over this called ardex dpm 1c. Rich mixed up a 5 gallon bucket according to the directions and let it slake for 5 minutes before mixing it again. . Dusty, porous and uneven solid surfaces must be sealed using a thin latex screed. . 1. Resilient floorcoverings can be installed after just 4 hours and ceramic tiles in as little as 3 hours. Mixing and application of Nitotile GP shall be as follows; 20kg of Nitotile GP shall be mixed with 4. The latex screed has cracked in multiple places and if I press hard with my foot, I'm not certain, but I think I see slight verticle. Wickes have a very good product, Latex self levelling screed, goes hard in about and hour or two and only need to leave it 24hours before applying new floor. scraper to pry and scrape it up. A primer is a liquid product, which can be either latex, epoxy or polyurethane based, and is used to create better adhesion onto the substrate before tiling or screeding. com. So it is best not to use self-leveling concrete or compound over existing vinyl tile. can i latex screed over. thank you very much for the clarification. Green Screed. Can be used in bonded and unbonded applications. 2. Apply the mixture to the floor, and use a floor brush to scrub the floors. LVTs like Karndean Amtico Moduleo etc yes. Ceramic, porcelain or stone tiles can be installed over the top of the installed membrane using a suitable Mapei tile adhesive. Discussion in 'Subfloor Preparation' started by SandyFloor, May 30, 2011. SR1 3mm. This is because the latter generally reacts to external influences, such as temperature or humidity, with stronger expansion behaviour. 9") onto all walls and pillars. A “floating” screed is an unbonded screed applied over a layer of thermal insulating material, such as expanded polystyrene or polyurethane panels (Fig. Wickes sell 'Setcrete Floor Leveling Primer' , which seal porous, dusty surfaces prior to pouring the levelling compound. However, there are a few factors to consider before embarking on this type of project. That's the point. 1 – Step 1: Prepare the surface. As a result, bigger tiles require flatter floors. screed over insulation. 5 litres per 20kg bag of screed. 2-m straightedge laid in contact with the screed. 9") and tape them together. almightymat. Yes prime the latex then fix tiles using a flexible cement based adhesive . If the plyboard has been pulled down in some area because of the screws when securing it a levelling compound might. Please help !!! I've had a 4mm-5mm latex screed laid using mapei renovation screed as I was advised this was the best option for a final floor finish as I was only left with about 7-8mm to work with as a microcement floor I had laid had gone wrong. 1 Sand-cement screeds should generally incorporate a latex additive (such as Planicrete). 11. Tile adhesive is often used on large wall tiles to ensure they stay put once installed. They made it an entirely new house! As is super common here in south Texas, the house had large ceramic tile flooring installed throughout. 4. Over time, an increase in stress build-up will make the tiles more likely to pop. • For use with porcelain tile and over a wide range of floor surfaces when mixed with Polymer Additive (#13956) instead of water. they will 99% of the time be a very poor strength compound. • Before tiling, the screed should be clean, free of laitance and other surface contaminants. Use duct tape to try and rip it off like a waxing strip. Over plastic, semi-dry consistency traditional mortar beds (min 20mm thick) before beating in pavers and ceramic or stone tile in cold climate conditions. application of an impermeable layer beneath tile and bedding to prevent water penetration into. Apply a second coat evenly (if required). Wait a few minutes. Floor Tile Gray Thinset Tile Mortar (50-lb) Model # 1011236. Any difference in levels at the doorway can be. Arditex NA can also be used to encapsulate under-tile heating cables/mats onto concrete/screed/tile backing boards, prior to fixing ceramic floor tiles. Floor Tile Gray Thinset Tile Mortar (50-lb) Model # 1011236. Move the level across. Mudster - Nov 3, 2005 #2. But even if large areas and/or large-format tiles are bonded, above-average stresses can occur overall. Next, with a brush or roller, apply high-gloss or semi-gloss latex. Below the tape there will be no paint, so your ceramic tiles will now have a perfect border. Slide the tile at right angles to the notch pattern to ensure maximum coverage on the back of the tile. The contractor applied a layer of traditional cement-sand screed to a depth of 65mm and told me to wait 110 days for the screed to dry before calling the tiler. Key features are: Longer working time compared to cement slurry. Tiling onto green screeds or concrete. Measure the gap between the floor and the raised end to check how far out the floor is. The first step in any pool tiling installation is to evaluate the substrate and ensure it is flat enough to receive the tiles. 9. Step 4. Existing Ceramic, Porcelain and Natural Stone Tiles * Flooring Grade Asphalt & Bitumen* Anhydrite Screeds. a solution that binds, regulates and fosters air flow in the base you’re going to apply. 5. In wet areas, Nitotile GP from m/s Fosroc shall be used as ceramic tile adhesive. ”Information Paper from IHS BRE Press provides practical guidance for architects and specifiers. TM Tiling Singapore is the #1 Direct Tiler Contractor in the country offering reasonable pricing and quality workmanship. 2. 3 Step 3: Stacking Tiles: 6. Packaging: 25kg bags. Kerlite tilling, for example, is very hard to cut. if its in screed then you'll be fine and won't damage it, if its over the screed wire or mat then you'd be lucky to be able to get it up without damaging it. Then mix a lighter, creamy batch and wash over. 1-2007 (Ceramic Tiles-Part 1: Guide to the installation of ceramic tiles) gives guidance on the types of concrete surface finish applicable to various tile fixing methods. TAL BOND should be used as a total water replacement in the adhesive and grout mix. 2-2012 – Waterproofing membranes for external above-ground use – Part 2: Design and installation B. Rip the whole existing lino up before I put the kitchen units in, put the units directly on the quarry tiles, and then get the lino put in afterwards - I have no idea what the state of the quarry tiles is currently. The level of residual humidity in a screed is measured using an electric or carbide hygrometer (Fig. Fibreglass * Prime. One tradesman discovered thermoplastic tiles underneath the carpet and recommended screeding before putting the underlay and LVT down. The dpm resin, is a sticky gooey 2 part epoxy based liquid to be precise. I am hoping to cover it all with a vinyl sheet. Mix a small batch of thick screed and in-fill where the tiles are missing. 7 Step 7: Leave for 24 Hours: 6. plaster, cement render, fibre cement sheet, plasterboard. The dimension between the floor and threshold of the door is circa 20mm, so cant lay a very thick level of screed either, taking into account the eventual permanent flooring that will go on top. This product is also suitable for application over existing concrete and screeding, brick, stone, unglazed ceramic tiles, plastic sheet DPC, and epoxy membranes. Divide the area to be levelled into sections using wooden dividers. We have been taking quotes for LVT in our ground floor, which is now carpeted. SR2 5mm. Tile panel movement joints should be created at maximum 3 meter centres in both directions, as well as around the perimeter of the floor. Economical: Suitable for tiling on fresh screed. Our wide experience and the quality of our products means we will always be a trusted partner that can meet all the requirements of a constantly. They are also known as thin screeds, flow screeds, liquid screeds, pumped screeds, deep bases or deep fills. Latex levelling screed levels out uneven substrates leave a smooth surface to bond to. Ceramic tiles: 3-5 days : 50-70mm: Carpet: 6. As a result, it is not advisable to screed over asbestos floor tiles. If nothing comes off, it’s fine to tile over. The mortar has an open time (work-able time) of about 1 hour. 4 Use a screed to level the floor; a screed is usually a long and very straight board or level that will move the excess floor leveler to lower levels and will help you level the floor. installed after 4 hours and ceramic tiles can be applied after 3 hours. According to the industry standard for ceramic tiles with a length greater than 15 inches, the variation in flatness should not be greater than 1/8th of an inch in 10 feet. Nonetheless, as simple as this process might sound, there is a lot more to. Alternatively, you can also grind down the uneven concrete flooring by using other tools or sandpaper. Flooring. Mapei prim grip is the grey primer. 2. Andy O'Hara. kitchen floor on concrete with ceramic tiles to be fitted on top. Primers. SikaCeram®-260 StarFlex Deformable tile adhesive with lightweight fillers. 1-2007. Add message. Just make sure the tiles are solid. What's the best latex / screed to cover ceramic tiles Andy O'Hara Peter Newman Flooring Www. Ultra Floor - Prime IT - Multi-Surface Primer (MSP) - 5 Litre. Scraping the screed over the newly applied self-leveling latex compound will help to spread it evenly over the floor, ensuring it fills up every dip. Screeding over ceramic tiles. That way if your kick boards are already fitted to the height of the ceramics there is no need to replace them. It is typically composed of. latex floor screed levels out uneven substrates leave a smooth surface to bond to. Liquid or flow screed, unlike latex screed, comes in a ready mix truck so is generally suited to much larger projects and/or deeper fills. AS 3740-2021 – Waterproofing of domestic wet areas 3. We had the tiles tested and they definitely contain asbestos. Maximum gap measured with a slip gauge. pnfl. SR2 5mmMAPEI. Floor covering is a term to generically describe any finish material applied over a floor structure to provide a walking surface. Use long strokes and hold the trowel at a consistent angle. LATAPOXY 310 Stone Adhesive is a two component, high strength epoxy adhesive, which is formulated for the spot bonding method of tile and stone installations on vertical surfaces. #1. It is possible to waterproof and tile over existing tiles, provided the existing tiles are in good condition and firmly attached to the substrate. Best Self-Leveling Concrete for a Concrete Floor—Quikrete High-Performance Cement FastSet Self-Leveling Floor Resurfacer for Ceramic Tiles. so asphalt over concrete, latex screed, either NA or latexplan trade etc. Reply to Kitchen Floor tiling on Latex Self Levelling Compound in the Floor Tiles area at TilersForums. USE To level uneven internal subfloors to provide a smooth surface. To flash the floor, the guys are using Kerabond mortar with Keralastic latex additive because it bonds so well. “Attend to the water damage as soon as possible as water leaks will cause damp patches on the ceilings of rooms below the installation and this leads to peeling paint and costly repairs,” she says. Floor leveling or screeding – necessary if concrete cannot be designed and. The glaze can often act as bond breaker and is a difficult surface for anything to adhere to. Ideal for fast-track tiling, ARDEX AM 100 is ready to receive tiles after just 2 hours, regardless of thickness. On ceramics I would go ardex na balls 1200 or a flexy screed 95 % of the time I go with a good coat of level flex ( balls 700 say you cant use on ceramics ) then a nice buff off and then a coat of balls 500 micro then lvt stuck in f46 ps. 2,011 764 113. As the title says, looking for a good primer and screed to go over quite shiny ceramic tiles. Suitable Application. Working Time: 6 - 7 hrs. Discussion in 'Builders' Talk' started by oogzy, Nov 3, 2005. Sandwiching will give you a nice flat surface and also eradicate any water vapour coming up through the screed and ruining your flooring. Flowcrete UK’s range of Isocrete Self Levelling Screeds offer numerous advantages for both new build and refurbishment projects. Only if you dont like HDB tiles and want to use your own tiles then no need for screeding. Iam a floor layer with 25 five years experience. 8 to 5. #2. ) Apply with a clean brush, sponge or roller and then leave to dry. Self-adhesive vinyl tiles can be laid perfectly on the screed and liquid screed. Ardex Arditex NA is a smoothing compound and is one of the sub-floor preparation products. I would assume that. Be careful of latex compounds that say they can go over ceramics with no primer. Waterproofing applications are important in housings, commercial and industrial buildings to protect against water intrusion in bathrooms, kitchens, balconies, swimming pools, basements, etc. commences. Fold the sheets up 10 cm (3. 1 is shown below. The advantage of latex screed is that it can be laid to a thin 3-40mm depth and sharp sand can be added for increased thickness. Measure the gap between the floor and the raised end to check how far out the floor is. JC Flooring Professional Carpet Fitting Service. Over the backs of ceramic tile, stone or brick before placing concrete or mortar during fabrication of ‘negative’ cast panels. it is not recommended that you but self-leveling screeds over vinyl tiles, can cause yourself a bigger head-ace in the long run, and i know it can be a night-mare of a job but always better to take tiles up and start from scratch. As it might sound, a bonded screed is applied directly to the. Underneath the floor tiles was this black substance which I have since found out to. I'm not sure how deep it needs to be yet as i need to speak to building regs. our kitchen floor is ceramic tiles which are pretty old now and have lots of chips in them, making it look horrible and dirty all the time. Asbestos was added to the mastic for its. Coverages provided are for estimating purposes only. However, unevenness over 0. BAL make their own, as does EVERBUILD and Cementone. laminate is ok. Hi Pete, I have the answer. These BS 8204-7 compliant, quick-laying screeds are less labour intensive and. Where it differs from other smoothing products is that there is a latex additive. ARDITEX NA can be applied on allScreeds & Mortars for tiling works. June 28, 2022. Maximum tile size 300 x 300 mm. Cover the floor in plastic sheeting. Designed for use with various latex admixtures to produce a high strength smoothing compound or adhesive for ceramic tile and stone that meets and exceeds the requirements international standards. 08 inc. separate application of material to achieve the required vertical flatness (walls). Many modern mastics are latex, or water-based, and can be softened with water. I’m here to talk about latex floor screed. Glazed tiles usually require a light sanding to "rough up" the surface. A primer is a liquid product, which can be either latex, epoxy or polyurethane based, and is used to create better adhesion onto the substrate before tiling or screeding. Now time to ask the ID who say no need screeding why they say so. used with confidence over almost all subfloors without priming, including ceramic tiles, bitumen and flooring grade plywood. maul. Resilient floorcoverings can be installed after just 4 hours and ceramic tiles in as little as 3 hours. pnfl. DIYDave. JC Flooring Professional Carpet Fitting Service. Calculator. However, the Quikrete High-Performance. Use painter’s tape in combination with a drop cloth or plastic sheeting to protect nearby surfaces from errant paint. Once traffic starts walking over it, those stresses start moving the tiles and eventually they pop off the floor and get. Installing cement board won’t work, and if you choose to lay down a mortar bed it takes longer, it’s harder to achieve an even surface, and the screeding process can damage the heating. Can be pumped for fast application. Providing they are sound and well bonded to a solid base with no cracks or lipped tiles. If u dont use the right primer the floor screed will blow under nieth eney flooring. 3. On absorbent surfaces, such as cement and sand screeds, it may be necessary to damp down the surface with water before applying ARDITEX NA , to help reduce suction and pinholes. Ceramic, porcelain or stone tiles can be installed over the top of the installed membrane using a suitable Mapei tile adhesive. Screwfix Select. Estimated Cost: $75 to $100. CAC FLOORING. Porous unglazed clay or stone tiles, on the other hand, require no additional preparation. Cost effective – up to 50m² coverage per 11kg bag. One of the historical Mapei product lines with a complete range of versatile, reliable and innovative products for installing ceramic and stone material. Screeds / Mortar Beds . #1. Tile panel movement joints should be created at maximum 3 meter centres in both directions, as well as around the perimeter of the floor. co. Remove loose tiles and leave the space open for filling with the compound. Once the compound is ready, pour it onto the floor from the farthermost part of the room and work backwards. 322. This has to be absolutely smooth for it to work, though. Answered 5th Apr 2021. 1. Then, dry-lay tiles 2 to 45, making sure that gaps 11 and 51 were even. For wet areas such as. In Swimming Pools. Ceramic wall tiles are thinner for several reasons. any good floor layer will be able to screed out a 5mm dip in your. Step 6 – Double Check Measurements. The tiles will also stick to ceramic tiles if they are untextured. Screw the sheets to the subfloor, using rust-resistant screws and spacing them 6 inches apart. Hi Charlotte, I wouldn't screed over them as the adhesive used under the Marley tiles will be a very week bond and over time walking on the floor they can come loose which will then crack the screed and then the Karndean will be up. Around £12 I remember but will probably be way too much quantity for your small area butafter removing existing tiles or where bricks/blocks are uneven. Strike the face of stubborn tiles to break them up for easier removal. Latex floor screed is the ideal solution for levelling uneven floors and preparing surfaces for the application of floor coverings such as carpet, vinyl and ceramic floor tiles. CS Flooring. screed to go off before laying the tiles, so I am guessing I should also wait the same time-frame before putting down the S. They also flog a ply-backed insulation board but don't divulge how they glue it on!The Bottom Line. co. Thanks to its protein-free composition, it is also a good choice in environments where hygiene is important such as hospitals and food preparation areas. 16 January 2007 at 11:38AM in In my home (includes DIY) MoneySaving. Step 4: Mix Mortar. Once broken up into sections you can more easily ensure your floor will be evenly screeded. 2-m straightedge laid in contact with the screed. Rich. Maximum gap measured with a slip gauge. Removing the laitance by sanding to provide a key for the primer and/or adhesive. Too much extra will probably make it useless. Applying a semi-dry cementitious type of screed. 5:25 AM. Bonding Agent for Use with Sand/Cement Screeds and Renders. However, a few superficial cracks developed across the screed surface. The first thing to consider is the condition of your ceramic tiles. 2 litres of water with a slow speed drill. See notes on the use of Nicobond DPM One Coat membrane. Screeds are typically bonded onto most concrete. There are three main types of screed – bonded, unbonded and floating. Apply as a bonded, unbonded or floating screed. pnfl. Rapid dry technology – Install most flooring in as little as 2 hours*. 3 from AS3958. used with confidence over almost all subfloors without priming, including ceramic tiles, bitumen and flooring grade plywood. e ( DPM, insulation, flooring). Use a level to check the floor. I was charged £2,600 and although I knew this was expensive I put. high performance thin-bed adhesive for installing a wide range of tiles and stone including low absorption ceramic tile, porcelain tile, natural and manufactured stone using thin-set. SR3 10mm. 4237 RAPID Latex Additive is a specially designed latex additive for use with 211 to make high strength latex thin bed and medium bed adhesive up to 15 mm. See, if it were me, and fitting ply over it, I would fix a 16mm batten all the way along the low edge, fill the lot with cement mortar. Yes you can lay an LVT product over ceramics as long as they are solid to the subfloor, remove any ceramics that are broken or loose. material system used as a base over which the ceramic tile is to be fixed. Re: Advice for self-levelling over old tile adhesive, using Wickes la SBR is a liquid bonding agent. When laying vinyl, ceramic tiles, carpet and other floor coverings. The function of a primer is to prepare the surface and increase the bond. any good floor layer will be able to screed out a 5mm dip in your. BS8204 Part1. Professionals often prefer using the 2-part compound since it provides faster results and has a shorter. 06% (0. Answered 20th Jul 2015. Laitance must be removed by sanding using a rotary floor sanding machine and this should be carried out between 7 and 10 days after the screed has been poured. (with added latex powder), requiring only the addition of water. g. For the installation of most types of ceramic tiles in interior and sheltered exterior locations. If you are installing where existing floors have been removed, check that there are no traces of previous adhesive residue. Making sure the floor is level is vital when laying vinyl tiles. Only really suitable for. 3 Comb the mortar. Rapid, High Flow Self-Leveling Underlayment. Used for: levelling uneven subfloors, internally and externally, prior to laying ceramic tiles, thermoplastic tiles, lino, wood block flooring, or carpet. over almost all subfloors without priming, including ceramic tiles, bitumen and flooring grade plywood. any minor unevenness would be consumed by the underlay, getting the bitumen up is virtually i,possible and you can not lay levelling compound over it (I have done this before and it all cracked). There are two types of screeds - Bonded and Unbonded. 322. I did end up hacking up the tiles, the self-levelling compound came up too! My builder refused to take any responsibility. 5 cm) Can be applied up to 3" (7. Immediately trowel back over the skim coat, using the notched side of the trowel to create a pattern of ridges and valleys in the wet adhesive. - Assuming the screed has completely gone off (say 2 to 3 weeks) and I lay the compound, how long after this can I tile. 6. simple answer is no, this is mainly down to the adhesive failing underneath. ceramics I don’t know. Bonded. [According to the Tile Council of North America's Handbook for Ceramic, Glass, and Stone Tile Installation, this drying period can fluctuate from 14 days to over 60 days, depending on the geographic location, the climatic conditions,. Under ‘wet’ consistency toppings/overlays; 4. The tiler can then latex or screed over the DPM. over concrete before placing a ‘semi-dry’ consistency traditional mortar bed (no minimum thickness); 2). Ceramic tile / stone adhesive - floor and wall thin set mortar DESCRIPTION Davco 168 is a cement-based, thin or medium bed ad-hesive, suitable for fixing ceramic tiles onto walls and floors, dry or wet interior or exterior areas. 5:25 AM. My kitchen floor is part bare concrete and part quarry tile with cork tiles stuck on top. If you just want a no-nonsense mountain bike at an attractive price point, the Canyon Neuron AL 6 is a very good answer.