It’s equally useful both above and below ground level, which is why it’s also commonly used for damp-proofing wet rooms and wet zones before they’re tiled. Apply second coat vertically once the first is dry but make sure this is done within 24 hours of the first coat drying. 1. Designed to function against water penetration in various conditions, it can be used in foundation slabs, tunnels,. Determine the position of the water table Steps 2 and 3. mikeey84. 5 metre porcelain slab- tiles to bed down on cement, forms a rough gritty surface on the backside of the slab. Introduction to Tanking. I'm going to dot and dab my living room (1920's semi with cavity walls) which were lime rendered and are now back to brick. Hi lads, I have a very lightly damp detached garage concrete slab floor (fairly certain no dpm has been used when house was built) which I intend on tiling, my question is, if I apply a ka tanking slurry over it can I tile straight on top of this or does it need self. Ideal for Use in Basements/Cellars but may also be Used as an External Coating for Concrete, Brick, Block & Bonded Renders. Easy to apply by brush. This effectively makes the concrete water tight for the lifetime of the structure. AFAIK best results come from applying to a clean dry surface. Rising damp normally goes to around 1m so to be safe add a bit. #plastering #tanking #dampproof #Hi Everyone, Welcome to my channel! Every Tuesday I’ll bring you tutorials, tool reviews and vlogs all about plastering. Plan Tec Tiling said: Most people work to a ratio of SBR diluted 1:1 with water and then mixed with approximately 30% by weight of adhesive. Most self levelling compounds are hygroscopic if they are more than 3mm thick so after you’ve coated the floor with the SBR mix , level the floor and then a final coat of the. Manchester. 4. If you need to find a tradesperson to get your job done, please try our local search below, or if you are doing it yourself you can find suppliers local to you. This is called the “tanking” method and it’s the best way to do it because it makes the tile more even and prevents it from becoming lumpy. Forms a permanently flexible watertight membrane. by Surveyorman » Sat May 30, 2020 11:11 am. Low temperatures and poor ventilation will extend the drying time. £14 per L . most older buildings need original materials in order to work properly. Ön itt van: casetify iphone 13 pro max mirror case / 4 pillars of observability / small hand water pump / wera torque screwdriver / applying tanking slurry. Which type of coating is chosen will depend on the intended use of the floor. Tanking slurry can be an excellent way of waterproofing walls and floors. Cement based render: Use a slurry bonding coat con-sisting of 2 parts sand, one part cement gauged to a Apply a coating of cementitious tanking slurry; Where required, apply a plaster coat; Leave the wall fit for redecoration; It may be the case that the surveyor identifies that tanking alone will not solve the problem, in which case you may require a more thorough waterproofing solution involving the possible addition of cavity drainage solutions. Can be applied onto a damp. Sika Damp Proof Slurry DPM 25kg. Wait until the primer is tacky (not completely dry), then apply the plaster finish. As you can see from the pictures I have dug the floor and the. 1. Can you skim over Tanking Slurry? You can plaster over tanking slurry. Weather you use a backer board or not, it would still be a good idea to install a waterproofing membrane to tank the area. On it im planning to use "Mapei Floor & Wall Tile Adhesive Grey 20kg" to fix 30x30cm ceramic tiles. 20kg bucket 7. S. Make sure you use the right amount of water as mistakes can make it ineffective. 17 Aug 2017. With more than 30 years of experience in the damp proofing industry, we have the expert knowledge that you need. Position the tile as you go. You can tile over if it is scarified and cleaned and you use the proper polymer modified thin-set mortar adhesive. Installing a damp proof membrane. #1. Check Price 32% OFF. This is called the “tanking” method and it’s the best way to do it because it makes the tile more even and prevents it from becoming lumpy. Forms a permanently flexible watertight membrane. What do you put over Tanking Slurry? You can plaster over tanking slurry. The surface textures of porcelain will also tend to be much more uniform. What is a creasing tile? Creasing tiles are. 6. Supplier attended site during installation on this one. Plastering over KA tanking slurry. Prepare to tile over porcelain and ceramic tiles. Fast drying, apply tiles after 3 hours. Sounds like the process is - do a slab's worth of bed, then slurry the slab, then stick it down (then levelling etc). View all: Sika Waterproof Sealants. The good news is that something like tanking slurry is far more simple. If coveering the surface, when you will seal it up and reduce the suction. Ideal for internal and external use as a waterproof render, it is suitable for use on walls prior to plastering and on floors prior to self-levelling. Once mixed, apply it to the wall in horizontal strokes, using a masonry brush. I wondered if I could run some tanking slurry or liquid DPM (if it exists) over the top of the slab to prevent moisture getting through the slab. What type of tanking do I need? There are a couple of different options when it comes to tanking a wet area. While we recommend consulting a contractor or builder to make sure your new installation is going to have the most longevity and be up to code, here are some tips to see if you can consider tiling over tile. 25mm insulation boards can then be fitted to the battens. Can I render over Tanking Slurry? A: A 25Kg tub of KA Tanking Slurry will cover – 2 coats @ 8sqm and it can be rendered over to form a painted finish. It's a great product and does exactly what it says on tin. Allow the application to dry completely and only use water based. the surface to become touch dry and 5 days before over coating. This means that they have. Some fitters are obsessed with using hardibacker and tanking. Wash down the pavers with ECOPROTEC® Stone & Tile Intensive Cleaner, diluted 1:3 with water. If they’re mostly chipped or damaged however then you should consider removing them. We called a damp proof ‘specialist’ out to help and they took half of the wall back to the masonry, then damp proofed with slurry and came back to plaster the walls, and only half-skimmed which is what we asked for as. £29. KA tanking slurry. Apply a 2 coat tanking (waterproof) render to all walls from floor to ceiling. The three main methods are; Board on Battens Over Walls Surface – Directly nailed or screwed to brickwork, stone, block or render – likely to decay on old, damp salty masonry, and at risk from Dry and Wet rots unless efficiently treated and ventilated. 13 Jul 2011. Once the overburden has been removed, the seams can be extracted. Technical Data. A: You can paint over KA Tanking Slurry once it has dried, but treat it like new plaster, and only a water-based emulsion paint should be applied in the first six months. When tanking a wall, they can be applied either internally or externally. - an overview video showing how to tank a cellar using tanking slurry. First Layer. After doing a lot of research seems some systems suggest an SBR slurry, render then tanking and others say tanking bare brick then a render. You can tile over tile, if the existing tile is structurally sound. 50 Ex VAT. 40 Inc VAT-+ Add to Basket. You may have to apply two coats (follow manufacturers instructions). It is often used on basement walls and floors to prevent. Hello guys, I’ve been looking for the information but can’t find an answer so would appreciate your help. keep children away from the area at all times when working with slurry. Affiliate Disclosure; Contact us; Find what come to your mind; Does Tanking Slurry sweat?Tanking slurry on brick floor. bricks, tiles, coping stones, kerbs etc. 17 Aug 2017. Is it OK to use bonding over slurry? 3. KA tanking Slurry can be applied to new or old structurally sound surfaces. A gallon should yield one coat of 100 square feet. Step 4: After you’ve applied the first coat, let it set for approximately 6 hours then apply a second coat using vertical strokes. But that won’t fix the musky odor of the. Thst said, it should help you with the biggest problem with skimming artex which is that the water in the skim can soften the artex and make it come away from the ceiling which usually happens just as you are trowling up. This is unlikely to be a problem unless you chose to finish off the top. 29 | 1. Porcelain tiles are engineered products with much tighter sizing tolerances than stone or concrete. One box covers 10 square feet. I've dug out and exposed one side and will cut back the DPC as close to the brick joint as possible. 40 Inc VAT-+ Add to Basket. Isitreally , Nov 3, 2018 Plasterboard for drylining can be bonded using plaster dabs, Sikaflex® 11FC or Sikaflex EBT. BS 5385 Part 4 states that the use of a ceramic tile together with an impervious tile grout and tile adhesive are not a substitute for a tanked or waterproofed bath, shower or wet. One of the main advantages of tiling over existing tiles is that it is time-saving. You will not need to dig up the existing floor to replace the. Country. Hi lads, I have a very lightly damp detached garage concrete slab floor (fairly certain no dpm has been used when house was built) which I intend on tiling, my. Moderator: Moderators. Mapei Mapelastic Aquadefense Waterproof Membrane - 7. In theory. of me is thinking that it may not allow the plaster to adhere to the wall but when I read info on the page it says you can tile into it and I guess tiles would be heavier than a layer of skim?Plasterboard for drylining can be bonded using plaster dabs, Sikaflex® 11FC or Sikaflex EBT. Top it out the next day. Again, this can be done in a variety of different ways. 6 Mar 2017. Can you tank a damp wall? Tanking slurry can be used on a damp wall above ground to stop the passage of water. The rendering is to the floor. Use reputable flexible adhesive for tiling on screeds and concrete and as per the manufacturers specifications, DO NOT USE PVA but a latex based primer if the concrete surface is. This additional waste rock is called gangue. I pretty much refuse to use it. Do you have to wait four weeks before you can tank and then tile on new plaster, the BAL WP1 data sheet states that new plaster must be at least 4 weeks old before tiling. The problem is that most tradesmen do not understand how lime mortar, plaster, render, works let alone how to apply it. second coat. Bostik Cementone Tanking Slurry provides a breathable and waterproof coating for internal brickwork, concrete and stone. 40 Inc VAT-+ Add to Basket. I can't seem to find a self levelling compound that acts as a DPM and some screeds that I have looked at do not seem compatible with liquid DPM's I was thinking of painting the floor with KA tanking slurry then applying t a self levelling screed over the top, but I have contacted the people that make KA tanking slurry and never received an. Tanking is primarily used to tackle water ingress, and basement tanking is particularly good at resisting hydrostatic pressure i. My other half does not think tanking is necessary unless you are doing a wet room (we are doing a shower with tray) and definitely won't wait that long. PCI Pecitape® 10 x 10. Learn the Largest "Tile Industry" SECRET to Remodel Your Bathroom for JUST $200 bucks and 1 day's work! Tile on tile (or as I say it tile over tile) really w. Level the surface. Free delivery on orders over £300 online. Can be brushed or spray applied. Type. Do you have to wait four weeks before you can tank and then tile on new plaster, the BAL WP1 data sheet states that new plaster must be at least 4 weeks old before tiling. Either cover with a cement boared like Marnix fully bedded or tank out with Arden waterproof membrane hope. Then mix the tanking slurry powder into a bucket of water at a ratio 2. KA Tanking Slurry is the complete crystalline solution to waterproofing masonry and blockwork. However, as you may have guessed it’s not that simple as tiling over a brick wall is tricky and can result in an uneven finish. i. Bostik Tanking Slurry is a breathable waterproof coating for sound brickwork, concrete and stone. I peeled off all the plaster, removed subfloor, cleaned area under floor, removed bricks and added damp proof membrane, used tanking slurry about half way up the wall and replaced subfloor. #3. Hudd You can brush 1:1:1 OPC :SAND:SBR on and stipple as you go . The tanking slurry is usually applied in two coats or more, according to the consistency of the mix and the wall’s state. Can I tile straight onto sand and cement. This means, all you need to do is add water. Allow the Thinset to dry for 15 to 20 minutes before walking on the surface. Applying fiberglass over plaster The owner remodelled the bathroom on a structural level before we came in, so we had a basic plasterboard canvas. Then just lay the new slab over the top of that. The only place I waterproofed mine was along the bottom 100mm as I was tanking a wetroom If in doubt - call Hardie, the number is FREE. The main problem with plastering over tanking slurry, is the slurry is non-porous. You can see everything I used below. Click here to learn more about KA Tanking Slurry and read reviews on Amazon: an Amazon Associate, I earn from qualifying purchasesI. Tanking Slurry is suitable for overcoating once cor-rectly and thoroughly cured. Get rid of or pre-treat wallpaper (if present) Repair any cracks or signs of damage. £2. ordered a tanking kit today to put on my hardibacker covered bath/ shower but am left wondering if ive made a mistake? i popped into a tile shop tonight and the guy there said why didnt i just paint it with £9 SBR as not only is it a primer, it waterproofs too!!! comments appreciated. Gypsum plasters must not be used. How to. #1. The paste is applied directly to concrete or masonry structures and penetrates a short distance. Applying what we call a slurry bond coat over the clean existing grout can help. £35. Going to use an SBR slurry mix on back of the slabs before laying, to aid adhesion to slabs etc, what is the best mix, some require no water others suggest 1:1:5 (sbr/water/cement). A water-based paint, such as a standard emulsion, can be used to paint over tanking slurry. This is a popular option and is relatively simple, boards are fixed to the tanking slurry with an adhesive and plaster is skimmed over the boards. Retaining Walls and columns in reservoirs • Swimming Pools prior to tiling or painting • Concrete drinking water tanks • Water Treatment and sewerage plants • Foundation Slabs • Underground Cellars, basement car parks, garages, etc. Use on plasterboard, MDF, plywood. Tiling over existing tiles can save time and money. Pros. Whilst still tacky, you should apply the Fillet Seal to the area, rounding off the fillet to create a smooth curve across the junction. Kas228 Screwfix Select. You could look into a latex floor or just apply the tanking slurry to the floor, add a little to the walls 1 or 2 courses up (depending on how much tanking slurry is leftover after doing the floor). However, you should use a dilute SRB to prime the surface before applying a plaster finish. Another advantage of this renovation technique is its affordability. Rust-Oleum Murfill | 6 Kg | £56. Move quickly, before the slurry has a chance to dry. I’m hopeful this is condensation, but I’m concerned the tanking has not worked. 2 and insert SA 3. f. Mixing tanking slurry is a pretty simple process, it comes in a premixed powder. I did a slab around 6years ago with no DPM underneath. Inner Walls and Cavity Walls – Block. 5- Applying the waterproofing. Every technique I read was different, including the slurry you've mentioned. This is because the foam seals up the hole. How much Tanking Slurry do I need? KA Tanking Slurry to 1 part clean water by volume. Rinse with plenty of water and leave to dry. Covers 4-7. 16. If the backer boards had been installed correctly there would be no need to do any tanking. * Note: The technique of layering means for you to apply one layer of filler and let it dry before you apply the next coat. 00 Ex VAT. Location. Step 1. How Permagard can help. Make sure that the waterproofing collar PCI Pecitape 42. Another advantage of this renovation technique is its affordability. This slurry is also robust enough to be used for swimming pools. . Can you paint over tanking slurry? Yes, you must treat tanking slurry like new plaster. it has been 3 days nows and the wall is still not dry it almost looks wetter. Add 4. If you don’t know what the old paint is, you can scrape off a few chips and have them tested at a local paint store or send them out to a manufacturer such as Ramuc. Material. Plastering always comes last. Pourable waterproof repair concrete. £38. and this slurry gives the grip and adhesion you need, mix it as per instructions and it works perfectly. 25kg of KA Tanking Slurry will cover 2 coats at approximately 8sqm each. I did a slab around 6years ago with no DPM underneath. Prepare the existing tiles. However, you should use a dilute SRB to prime the surface before applying a plaster finish. We then decided to dot and dab plasterboard over the tanking (Leave an inch gap from the bottom of the plasterboard to your floor) This will allow air to circulate and stop any damp that may come. Bostik Tanking Slurry can be used for basement walls (and lightly trafficked floors. #1. Rapid-setting, BAL Tank-it can be tiled after only 90 minutes for fast-track project completion – what’s more no priming or matting is required. bricks, tiles, coping stones, kerbs etc. Apply a second coat of tanking slurry. In many cases your tanking slurry might be somewhere like a garage. ka tanking slurry second coat. Tanking slurry tile over. How Permagard can help. I often go slightly more on the SBR, then just mix in the adhesive until a smooth consistency a bit like thick self levelling compound. This should be done gradually, in order to achieve the correct consistency. . This will give you a key to render on to after 24 hours. The benefits of tiling over tiles. When rendering over tanking, remember the is no suction what so ever. Weight: 25kg. 9. Its a high quality thin layer waterproof slurry coating. PermaSEAL Tanking Slurry is a single pack cement-based coating, consisting of Portland Cements, blended and formulated with quality graded aggregates and chemical modifiers. Sika Damp Proof Slurry DPM 25kg. To test leave the slurry in it for a set amount of time (e. Ka Tanking Slurry - Grey 25kg (42) £54. Once mixed you can empty the slurry onto the floor, starting in the corner furthest away from the door. Since these tiles are already worn-out and damaged by humidity or have uneven areas, the tiling over existing tiles is not advisable. I had a cementone SBR bottle at home and was told it was ok to use for tanking my bathroom wall (shower area) which I’ll be tiled over, tiles size 300 x 600 but it just came to my mind to check it before carry on with the works and can’t find any. This also includes any loose debris, dust paint or render. The box contains nine sheets that can be cut to size. Proven Range of Water Proofing and Pavement Solution Products. If there are salts or other hygroscopic (moisture-attracting) materials in the masonry, the amount of water drawn into (and retained in) the wall can be sufficient to make the wall visibly damp, even in dry weather. Plaster: If plaster is to be used it must be ensured that cement based “renovating plaster” is used. #1. Polycell One Coat Damp Seal - 2. The tanking coatings can then be plastered or rendered over to provide a smooth surface over which a decorative finish can be applied thus completing the. Use an adhesive trowel and ensure that you apply equally over the area to be tiled. NewHouse Newly registered Member Posts: 5 Joined: Thu Jun 18, 2015 11:11 amSika Damp-proofing Slurry is a ready to use (just add water), high quality, thin layer waterproof slurry coating, based on special cements and admixtures to provide a water and damp proof finish. Protects water sensitive substrates from exposure to water. In warm and well ventilated drying conditions allow 1 day per millimetre up to 40mm in thickness, so 40 days if 40mm. In my bathroom, I waterproofed an ordinary new-plasterboard wall with this dampproof liquid, "Bostik-Flexible-Liquid-Damp-Proof-Membrane-2". In these cases, we suggest the use of a bonding slurry coat (the approximate mix is 1 part SBR bonding additive : 1 part water: 5 parts cement) which is then brush applied over the substrate. In my bathroom, I waterproofed an ordinary new-plasterboard wall with this dampproof liquid, "Bostik-Flexible-Liquid-Damp-Proof-Membrane-2". I can't seem to find a self levelling compound that acts as a DPM and some screeds that I have looked at do not seem compatible with liquid DPM's I was thinking of painting the floor with KA tanking slurry then applying t a self levelling screed over the top, but I have contacted the people that make KA tanking slurry and never received an. The PROS. Questions About Tile Over Tile Plan for Walk-in Shower Hi Landon, thanks so much for the input. Country. #3: Multicrete Tanking Slurry. 4. Ka Tanking Slurry - Grey 25kg (42) £54. If so you could scarify the existing tile and then apply a polymer modified patching mortar over a slurry bond coat of a polymer modified thin-set mortar over the existing tile to fill and slope the surface. Don't use PVA. What Floor can I lay on KA Tanking Slurry. If you would like to know more about the range of damp proofing and other products we have available you can contact us on 01329 235252 or via e-mail info@allianceremedialsupplies. Wait until the primer is tacky (not completely dry), then apply the plaster finish. shazauk New Member. Next use a. 20 Oct 2015. You are where you are now so just do as roger says and tank the whole lot a good few times. As basements are located below ground, they’re highly likely to suffer from damp. How long does Tanking Slurry take for it to dry? The second coat should be left to cure thoroughly, which takes between 24 and 48 hours. Wykamol Basement Waterproofing. Menu. This means that they have. Too much water can result in reduced strength and shrinkage cracks. You will not need to dig up the existing floor to replace the DPM. Ideal for internal and external use as a waterproof render, it is suitable for use on walls prior to plastering and on floors prior to self-levelling. 25 Aug 2017. That is 8m2 for. The second problem relates to the finished aesthetic. Once applied, it creates a waterproof barrier. When mixed with water, this light grey powder is applied as a cementitious slurry coat to above-grade or below-grade concrete, either as a single coat or as the first of a two-coat application. Make a small mold of a cone shape and keep it dry and replace often. Easy to apply by brush. You can use any brush or roller for that purpose. Expect to see the most growth within six weeks. Upvote. A thicker mixture is created with Thinset powder and a latex. Colour. 8. Grind Off the High Spots and Clean the Tiles. Can you paint over tanking slurry? Yes, you must treat tanking slurry like new plaster. KA Tanking Slurry White Read. Mixing your tanking slurry. When applied on top of screed, it needs to have a further coating to protect it from damage such as laminate, tiles, vinyl, wood and carpets. 5 into the wet material. I have since built walls and a roof over this slab but have problems with moisture build up mainly due to the metal roof. Just add water. Never tile on a skimmed area for at least 4 weeks . How do you mix SBR slurry? To produce the bonding slurry dilute SBR Bonding Additive with an equal volume of water then mix to a smooth creamy consistency with ordinary Portland Cement . When applied on top of screed, it needs to have a further coating to protect it from damage such as laminate, tiles, vinyl, wood and carpets. Mix in a 4:1 ratio to ensure the correct consistency. I am then considering tanking the walls with a tanking slurry, leaving to dry , priming with SBR then rendering with a sand and cement 3:1 mix with SBR 1:1 with water to waterproof the mix aswell. #2. For use in below ground tanking situations as a primer prior to the application of tanking mix MIX DESIGN. British Standards already supported waterproofing in commercial wet areas, but under the new BS 5385-1:2018 clause 6. There are a few instances when you can get away with removing old tiles - or even your entire backerboard - and starting from scratch. The wall is partially underground but is at the top of a hill so theres not alot of pressure behind it and it is only a small portion of the wall. Lay the UFH on this and then you have 2 choices. It is advised, to use a 1:1 SRB and water mixture. Butter the back of the tiles with a thin layer of tile adhesive before placing the new tiles over the. Apply first coat horizontally, paying special attention to where the floor meets the wall. In South Australia delete 3. I presume, tho', that the 'tanking' product you used will have stated on it 'suitable for over-tiling' or similar, as obviously neither I nor anyone else can make a proper. The use a liquid applied tile waterproof/crack isolation membrane over. 2. the surface to become touch dry and 5 days before over coating. The PROS. wilkinson wvs 130 locking saddle bridge. For interior and exterior use. Make a small mold of a cone shape and keep it dry and replace often. This Forum is for all questions relating to Rising damp, Penetrating Damp, Basement Drainage, Cracked Masonry and Wall tie replacement. hi can i microconcrete over a bathroom which has been fully water tanked over with tanking slurry? Answers much appreciated AlanTanking slurry on brick floor. The feed in the form of slurry is generally guided by a launder, which is. If so you could scarify the existing tile and then apply a polymer modified patching mortar over a slurry bond coat of a polymer modified thin-set mortar over the existing tile to fill and slope the surface. While damp can form in a range of areas, it is commonly seen in rooms underground such as cellars and basements. Jersey. Application. 5m² per 5L depending on porosity of substrate. Low temperatures and poor ventilation will extend the drying time. I pretty much refuse to use it. Storage Store in a dry place and protect from frost. The next stage of the process is to fit plywood (typically 12mm or 18mm). you can rest assured that your patio will remain exceptionally strong for years to. In theory if you scuff the surface, then you'll be removing the silicone coating on there, so in theory applying SBR - or even the mortar or slurry direct - would work. Drybase® Elasticised and EL2 Tanking Slurry are both. To test leave the slurry in it for a set amount of time (e. Can be applied onto a damp. The prepared slurry can be applied easily using a brush, broom or spray, and it. Country. 5kg – 15kg of tanking slurry powder. Can You Tile Onto Tanking Slurry. #1. Start the first coat by applying the slurry in a horizontal motion across the bricks. If you are upto the dpc.