The choice of application method depends on personal preference and the substrate being treated. If you need to lay floor tile. For Interior & Exterior Use. It helps to prevent damp and moisture from entering the building’s structure and interior. Epoxy Damp Proof Membrane Epoxy damp proof membrane is a coating that suppresses residual moisture in cement and concrete floors to speed up the process of installing floor coverings. Suitable for damp proofing concrete floors, foundations and masonry walls below, at or above ground level; Can also be used to protect retaining wall structures; Apply cold with a brushes for a cost effective and low labour application; For use on floors, 1st coat covers 1m²/litre and 2nd coat covers 1. Drybase Liquid-Applied DPM is water-based. Drybase Liquid-Applied Damp-Proof Membrane High-strength damp-proof coating for a wide variety of applications. Liquid Epoxy DPM . The product is applied in two coats. The best solution is to uplift the tiles and dispose of accordingly, then use a specialist screed such as F-Ball Stopgap 1200 straight over the bitumen. Whoever. Free from water and free from solvents, this primer allows for a trouble-free installation as no swelling of the wood is to be feared. 1. The DPM should: have sealed laps of at least 300mm wide. MPN SKBDRAPDPM5. Use polyethylene sheeting to create a waterproof membrane to ensure that there is no leakage of the screed when it is pumped in wet. The advice I was given was a liquid DPM to be put down on the concrete floor and then I will build the floor structure on top, it will be in contact with the floor via packers but the bottom layer as such will be a square of plastic to avoid. During construction a concrete floor was cast and plastering undertaken internally. This is where a damp-proof membrane (DPM) is put into use; essentially a large sheet of polythene, bituminous felt or copper sheet which should be placed between the concrete slab and the screed. A liquid-applied DPM (damp proof membrane) is a simple solution and an excellent way to damp proof a concrete floor. You may need to apply a damp-proof epoxy coating to the concrete before laying a new floor. Once applied, it cures to form a flexible and elastic damp-proof membrane. Liquid DPM for walls & floors. Capital Valley Plastics Ltd Damp-Proof Course Black 30m x 225mm (85921) (28) compare. Complies with BS 8485:2015 + A1:2019 - industry standard for methane and carbon dioxide protection. Damp Floor Epoxy Kit. As a result, it’s important, particularly if you’re planning a DIY installation, to ascertain the best way to fit your floor. Assuming that the damp proof membrane (dpm) under the concrete has failed in areas then yes you possibly would get the odd patch of dampness showing in the floor. After hardening the ARDEX DPM produces a membrane with high inherent strength and excellent bond strength to appropriate substrates including very damp concrete and screeds. Prevent moisture penetration with a damp proof membrane that can be painted under your solid wood, real wood and laminate floors. Sovereign Epoxy DPM is a solvent free two-part resin that chemically cures to provide a surface membrane. When using as a liquid DPM make sure the substrate is load-bearing, and that any laitance is removed mechanically (common on new concrete floors/screeds). I have a fairly damp & uneven concrete floor, probably about 20 years old or more. DPM is also suit-able as an adhesive for wood block and mosaic panels, insulation boards, expanded polystyrene, cork and as a plaster bonding agent, even on difficult surfaces. We also offer solutions for waterproofing slabs during construction. I'm not 100% convinced they are asbestos tiles - but I best err on the side of caution. Use on concrete floors as an alternative to polythene. 4M X 5M 500G Clear Heavy Duty Polythene Plastic Building Dust Rubble Sheet DIY. 70 Ex VAT. KIAB Super Member. Tanking should be provided wherever a floor level is below ground level. applying 2 coats of Drybase® Liquid DPM. For example, if there is a significant problem with damp rising through your quarry tile. The second coat should be applied as soon as the first coat has completely dried (typically 18 to 24 hours). From the mid 1960s to the mid 1990s a typical concrete floor comprised a layer of hardcore, a polythene damp proof membrane laid on a thin bed of sand (to prevent puncturing), and a floor screed. In this video I apply a damp proof membrane / tanking slurry to a concrete floor to stop moisture coming in to the building where we have issues with mould a. Apply the first coat in one direction, ensuring that the material is worked well into the substrate. While it may seem unconventional to "paint" a concrete floor, it creates a highly durable and impenetrable barrier against moisture. Can be applied to damp surfaces. This enables earlier access onto the floor for the application of screeds, coatings and other floor coverings including tiles, vinyl, wood and carpets. How to install a liquid damp proof membrane you when to use a damp proof membrane wood and beyond blog how to lay a liquid based damp proof membrane you what is a dpm and why do i need one polycote. How does a Liquid Epoxy Damp Proof Membrane work?I don't know anything about using damp-proof membranes. It is available in black or white with a consistency similar to that of thick emulsion paint. The current recommendations for an effective damp proof membrane are that the ground should be constructed using screed with the damp proof membrane laid either on top or below that layer. OK stuck - Liquid DPM, concrete floor and a pipe. Alternatively, dilute the first coat of Drybase® Liquid DPM with 30% water for use as a primer. Buy great products from our damp proof membrane Category online at Wickes. It might seem a bit unusual. Before applying the damp proof paint, stir the contents of the bucket well. He wasn't keen on laying a floor as it was, and even said that if we laid a liquid DPM with an additional plastic DPM on top, then the water would probably pass through both DPM layers. weberfloor DPM can be applied on substrates such as concrete and cement-based levelling compounds. Still have moisture coming through (I think), and after further reading, 50mm of concrete is required to 'hold it down' and stop penetration. . Damp-Proof Floor Coating. £36. 15 m2 1. In subfloors with readings in excess of 75% relative humidity (RH), the use of surface membranes will suppress residual moisture, which can dramatically shorten project schedules. As the brick shed was set on a concrete slab. • reinforced cast in-situ concrete floors • suspended beam-and-block concrete floors • precast concrete slabs . 22 August 2019 at 10:27AM. It can also be used as an adhesive for the likes of wood block flooring and insulation boards, or as a plaster bonding agent – even on difficult surfaces. Epoxy resin damp-proof membrane . Damp proof membranes can be used to help resolve damp issues. I am assuming its asphalt with a bitumen top layer, 10-15mm thick. A very hard surface that is impervious to moisture is produced once the liquid membrane has been put into the concrete and has dried. ★★★★★ ★★★★★ ( 3 ) Product code: 47327. Provides a flexible and resilient barrier to penetrating damp on. What is a Liquid Epoxy Damp Proof Membrane? Liquid Epoxy Damp Proof Membrane has two components - a base and hardener. Property is mid 1960s, solid ground floor. duncan303 Posts: 305 Forumite. Suitable for heated concrete and sand cement screeds (provided the surface temperature does not exceed 27°C in. uk. Whoever did the repair once the fireplace was taken out didn't bother putting any DPC down and just filled it with a concrete/sand mix which had just crumbled over time. 00 Ex VAT. The polythene damp proof membrane (DPM) – generally a 1200 gauge- can now be rolled out into place ensuring the perimeter abutments are adequately covered. All surfaces must be mechanically sound, dry and clean, i. I plan to tank the walls too, but want to know if I should treat the breeze block walls with a chemical DPC first?. Form some haunching on the 50mm flat, to create slope. 1. It is important that concrete and sand/cement screed surfaces are mechanically prepared to produce a clean, sound and dust-free before the application of a WSM. These attributes combined produce a unique multi-purpose liquid DPM with dozens of potential applications including but not limited to: • Damp proofing storage basements, where other tanking methods too costly • Damp proof paint for walls and ceilings • Concrete Floors: as a tough liquid floor DPM applied above or below screeds. Non-toxic, non-hazardous and solvent free liquid damp proof membrane suitable for walls both above and belowground. 00. All laps and joints should be at 150mm and taped to avoid displacement. Learn More . Preferred methods of floor construction for such premises are full-thickness trowelled concrete or a topping on a concrete base. A – Sand/cement screed or concrete floor B – Damp proof membrane C – Prime using UltraTile ProPrimer neat D – Apply adhesive (select upon tile type) E – Install tiles G – Grout all joints. ARDEX DPM accommodates hygrometer readings up to 98% RH. !! 2 Coats is good - 3 is better still. It had infact penetrated everything in the room. I'd like to put a bit of self levelling compound down so the insulation is evenly supported. • Protects walls and floors from water ingress and dampness. Thin Micro-ToppingProduces durable surface to color or stain. The carpet fitter said the concrete floor was too damp for the flooring i wanted. But these started to fail due to the 131 primer breaking down after a while. may then be applied. Ground-bearing concrete floor slabs should be protected against ground moisture by providing a continuous damp proof membrane (DPM). There are various types of damp-proof membranes available, including liquid membranes and sheet membranes. uk and we will be happy to answer any questions and help find the right products to suit your needs. goldenboy Super Member. They also have excellent adhesion to saturated concrete even at lower temperatures making them ideal for tough winter conditions. DIYDave. 11 – 131. 3. #2. 5kg. Apply the first coat in one direction, ensuring that the material is worked well into the substrate. Chimney damp proof course (labour and scaffolding not included) £75 per roll. An advanced, ready-to-use, chemical damp proofing formula which forms an effective. Drybase Liquid-Applied DPM is water-based. Last edited: Sep 2, 2010. Damp Proof Membrane: Hydraguard limits the. With that said, there are various options when you are damp proofing a concrete floor. Hardcores varied in quality - many have since proved to be totally unsuitable. If this is the case then either a damp proof membrane sheet or a 2 part liquid damp proof membrane should be used over the concrete sub-floor. Holds back rising damp where a damp proof membrane is either missing or defective. Where the product is laid onto a concrete surface wh. e 0. A damp-proof membrane is a layer of material usually laid below concrete floors during construction. By choosing the right product for your application and following the manufacturer’s instructions carefully, you can enjoy peace of mind knowing that your concrete floors will. To prevent rising damp from affecting your flooring materials, it’s crucial to apply a damp-proof membrane. –Liquid DPM on concrete floor. The installation of a liquid damp proof membrane is a vital stage in the construction process, for both new builds and refurbishment work where a structural DPM may be missing or damaged, or where residual construction moisture is present in the floor. DPM Membranes for Concrete Floors . Installing a floor membrane on concrete to fight dampness is a relatively simple process, but getting it wrong can cause even more issues down the road. . Self Leveling OverlayFind the overlay to meet your project's needs. weberfloor DPM can be applied on substrates such as concrete and cement-based levelling compounds. For external tiled areas, we would always advice on the use of a capillary passive drainage system like BAL’s new external tiling systems which ensure the rapid drainage of tiled surfaces. Apply prior to laying laminate or wooden flooring, over wall-to-floor junctions. Additionally, it’s important to factor in the load capacity of the. Damp proofing can also be integral when added to the concrete mix, the concrete itself water resistant. This Epoxy DPM is a two-component, solvent-free, low odour epoxy resin membrane that is tolerant of residual moisture in concrete floors. 7am-8pm Monday-Friday, 7am-6pm Saturday . It might seem a bit unusual. Waterproof Blue is a one-product-solution for the waterproofing prior to tiling in bathrooms, wet-rooms and concrete floors. Concrete floors subject to rising damp; New or old concrete floors where a DPM has failed or was never installed; Suitable for heavy wear areas; Use on areas of damp concrete which cannot be surface dried prior to painting; Features. Liquid epoxy DPM is often used as a remedial solution for existing concrete floors, as it creates an impermeable layer that keeps water in the concrete slab. Apply prior to laying laminate or wooden flooring, over wall-to-floor junctions. not a good idea man. Where traditional pressure injection fluid cannot be used, Dri-Wall is the answer. Dust, dirt, oil, grease and other contaminants should be completely removed. The current pipes to it will be diverted to another drain to the left of the photo. These products are relatively simple to apply, although significant surface preparation work is usually required. You are. If there was no dpm I would suggest a uniformal distribution across the whole floor. #3. DAMP BARRIER PAINT - A highly advanced styrene-butadiene rubber (SBR), liquid applied membrane paint. g. Since 1991, Polycote have laid millions of square metres of epoxy floor paints and coatings in almost every environment throughout the UK. e. Also for capillary ascending humidity and higher residual humidity up to 6 CM% in cement paving without floor heating on heated cement paving up to max. Say on quarry tiles or a rough surface screed/concrete floor ? They used to say 131 primer and then 200 acrylic. The wrong adhesive being used to lay the vinyl, or. is a rubber en-riched bitumen emulsion which provides a highly ef-fective sandwich damp proof membrane for floors. 5m) It will have 50mm insulation boards on top of it, followed by 18mm/22mm. £107. After nearly a year the smell had still not gone. PRODUCT DESCRIPTION EVERBUILD® BLACK JACK® 908 D. Laying a DPM over the floor slab (not sure on the integrity of the one below the slab so just in case. Colour: Black. Liquid DPM for walls & floors. I want to avoid digging it up if I can. £80 per L . The easy application is carried out in two coats with a brush or roller. DPM Floor Membrane above Concrete. 60 Ex VAT. Damp-Proof Floor Coating. If a screed such as A38 or Topcem was used, this can reduce the drying time, and with A38 this can be just one day. Dryzone Anti-Mould Additive - 100ml. Liquid DPM 5L. You can apply this versatile formula using a roller or brush, whether you're working on a cosy living room or an. Palatine. Radon gas barrier installation. Can be used where a structural DPM is not present or is ineffective. Buildings have been dampproofed for years, a practice that used to be. Keep Excavation Free of Water. RFC Liquid Damp Proof Membrane (DPM) is a professional 2-component applied surface primer. Dry Floor: If your floor has RH readings below 75%, we recommend the use of ARDEX P 51 Primer. First scrape up as much of the residue as possible apply a cote of Ardex NA then the liquid Dpm and then another layer of Ardex NA. The subfloor is a solid slab that is mostly level (although in parts, just earth). How To Install Damp Proof Membrane on Concrete Floors. DPM Floor Membranes. Small hole dug through 2" soft sandy concrete to reveal hardcore and soil. A liquid DPM such as Bostik Cempolatex Moisture Suppressant must be applied in two coats. The biggest advantage of using a liquid Damp Proof course, is that you do not have to rip up concrete floors. I'm looking to tile the floor, which currently has parquet on it, bonded to the concrete with a bitumen adhesive. Applying Damp Proof Membranes. When damp proofing a concrete garage floor, a plastic dimpled membrane is required if the floor is going to be boarded (either with chipboard, plywood or similar) or if a concrete screed is going to be laid. wet coating. Applications. 3. If a concrete floor is being replaced because it is causing damp or other problems, limecrete offers an alternative. A damp proof membrane (DPM) is used to create a barrier between a concrete (or screed) subfloor and the floor covering that is laid on top such as wood, ceramic or quartz tiles, laminate or carpet. When installing an underlay process, roll out the damp-proof membrane the same way you do a carpet and cut to size. £. 2. Product is solvent-free, so odourless and taint free, making it ideal for all internal applications. A damp proof membrane (DPM) is used to create a barrier between a concrete (or screed) subfloor and the floor covering that is laid on top such as wood, ceramic or quartz tiles, laminate or carpet. 3mm per dried coat) This corresponds to approx 1. Choosing a damp proof membraneLiquid dpm on concrete floor with no dpm. If you have a engineered wood floor and your new slab is dry below 75%rh then technically you don’t need one. Holds back rising damp where a damp proof membrane is either missing or defective. Blue 1. dried sand broadcast into the wet. Barcode 5055047210603. co. Whats people lookup in this blog: Liquid Damp Proof Membrane For Concrete Floor; Liquid Moisture Barrier For. Damp proofing concrete floors isn't terribly difficult, although it can be time-consuming and confusing. Drybase Liquid-Applied DPM is a single-pack barrier coating that is supplied ready to use. This effectively creates an airtight seal through which moisture cannot break. link with wall DPCs to form an impervious barrier to prevent moisture reaching the interior of the dwelling. Larsen DPM Universal is a superior 2 pack epoxy surface applied liquid damp proof membrane that enables laying of flooring even where moisture levels are at their highest up to 98% RH. Step-by-step guide for how to apply liquid DPM for concrete floors. Can be over painted after 16 hours with most types of floor coatings. Features. Damp proofing is typically achieved through a coating that is either sprayed on or rolled onto the outside of the wall. 2. Ive used my BASIC damp. The type of coating is chosen, depending on the usage of the floor. Can be over painted after 16 hours with most types of floor coatings. other floor coverings including tiles, vinyl, wood and ca. If the problem is moisture, lift the vinyl and allow the concrete to dry properly. A reading greater than 2. 0. I am assuming its asphalt with a bitumen top layer, 10-15mm thick. BAL DPM is resistant to water, chemicals, grease and pollutants, and can be used internally or externally either as a DPM, primer, waterproofer or residual m. Sika primer MB or Sika-Bond Rapid DPM) or, in the case of a floating floor, a properly installed heavy-duty, non-permeable plasticThere is a distinct difference between dampproofing and waterproofing. 32 metre Kit (Dri-Wall DPC Injection Kit - Mini) 17DWKIT4. You can see a few more examples for damp proofing a concrete floor here. £3. Bostik's damp proof membranes provide essential moisture mitigation and suppression for subfloors, helping to protect your installation for years to come. Installing a floor membrane on concrete to fight dampness is a relatively simple process, but getting it wrong can cause even more issues down the road. S. It is true that a 100mm concrete screed will take around three and a half months to dry out (1mm per day) depending on time of year, whether a dpm or insulation was laid underneath etc, so it's a guesstimate !! In our game, dry actually means moisture levels are less than 75% so your concrete floor is only 25% dry and will release moisture for. It has excellent adhesion to most substrates. 99Inc Vat. If a DPM has failed or perhaps was never installed in the first place, the features. Damp Proof Course (DPC): This is a membrane used in walls to prevent the passage of moisture. Mix. This barrier is intended to stop moisture passing from one to the other. You are essentially painting a concrete floor, after all! But it is an effective way to do it. Image courtesy of Lifestyle Floors Image courtesy of Lifestyle Floors. Mix. Provides a flexible and resilient barrier to penetrating damp on walls and floors. #1. Applied by brush or roller to provide protective coating that can easily be cleaned. Drybase Liquid DPM is recommended for use on concrete, masonry and embedded timbers in above-ground applications. 2 coats liquid DPM. Once applied, the product cures to form a membrane that is flexible and elastic. Wickes are open, click and collect only, as are all the other ‘hardware’ type businesses. Step 5: Apply a Damp-Proof Membrane. The permanent solution for damp proofing floors • Forms a reliable surface damp proof membrane (DPM) on damp concrete floors • Waterproofs cracks & rising damp on solid floors • 1x 1kg epoxy activator pack • Fraction of the cost of new concrete installation • Domestic, industrial, agricultural & retail applications • No more spending hours smashing concrete. After hardening the ARDEX DPM produces a membrane with high inherent strength and excellent bond strength to appropriate substrates including very damp concrete and screeds. The Resin Flooring Association (FeRFA) guidelines stipulate that a DPM will be required if there is more than 4 grams of water per cubic centimetre passing through the substrate in a day. Suitable for the damp proofing of interior masonry wall surfaces. She has ground water under the garage that comes through the concrete. For instance, our garage floor paint kits. With a consistency similar to that of thick emulsion paint, it's suitable for use on solid floors, embedded timbers and walls. Not to say I wont but I have laid plenty of floors with no DPM an even in my old house which I screeded with screedmaster 2 and laid van gogh, I rent it. As a rule self levelling screeds need an active DPM at some point below them other wise they will likely de-bond due to damp and this could be the reason it seems to be lifting easily. Hi, I bought a new build last November, im just after a little info regarding whether to paint on a DPM or not? When the slab was poured back in June last year, the builder put in a dpm then insulation boards, radon protector thingy me bob , then more thick plastic sheeting, re bar/Mesh then the concrete was poured. attack but is designed to be over-coated with other resin finishes. All surfaces must be mechanically sound, dry and clean, i. 3. The VPU-155 S is a versatile primer easy to apply by either trowel. It had lino down, which I lifted up last night and it was very damp and a bit mouldy underneath. Bostik Screedmaster Rapid DPM is a ready for use; one part, water-based damp proof membrane. They are durable and puncture resistant, being able to cope. Drybase Liquid Damp Proof Membrane (5 Litre, Black) - Damp. Keep below grade excavations free of water to prevent potential reservoirs of moisture that can migrate upward through slabs. For this solution, you are essentially painting the floor of the basement. It can cost over £90 per m². Learn More Epoxy Flooring. It is supplied ready to use. Mapelastic AquaDefense is a premixed, advanced liquid-rubber, extremely quick-drying waterproofing and crack-isolation membrane for installation under ceramic tile or stone in residential, commercial and industrial environments. Allow this treatment to work and wash down to leave a clean surface. ft. 5 Litre Containers, in Black colour only. Browse damp-proof membrane products from Toolstation here. Fixing it is very expensive and would need professionals to do it. R. Virtually solvent free liquid epoxy resin damp-proofer. SikaBond® Rapid DPM Solvent Free Resin Primer and Damp Proof Membrane for Cement Based Substrates PRODUCT DESCRIPTION SikaBond® Rapid DPM is a single part moisture curing polyurethane. 3mm per dried coat) This corresponds to approx 1. Visqueen High Performance Damp Proof Membrane. Our water-resistant epoxy DPMs are an affordable and easy way to create a damp proof membrane on concrete flooring and prevent rising damp. Drybase® Liquid-Applied DPM is a single-pack barrier coating for above ground use. Damp Proof Membrane Paint. I need it for another job so would this work the same as DPM on a small concrete floor under vinyl? glob@l, May 17, 2019 #3. SBR diluted mix over bitumen, 2 coats, follow instructions on tub, likely 1-4 ratio with water, 1st coat front to back, 2nd coat side to side (if that makes sense) Wickes sell a 1tr SBR whereas usually only available as a 5lt. Very cost effective single coat application reducing time on site. Damp proof membranes are installed in all new properties as a way of protecting from damp. Add to basket. Hi, We've just finished pulling up old quarry tiles ready to fit new Porcelain tiles throughout! Had to remove quarry's due to levels of external doors, were unsure what the subfloor is beneath the quarry's, I believe the property is prone to rising damp seeping through subfloor as no DPM. I removed the old carpet and realised there was damp patches on the tiled floor below, im believe there is no dpm membrane and quarry tiles were laid over lime morter bed, my contractors PVA'ed self levelled over the floor to try and stop it but the self. Drybase Liquid-Applied DPM is a single-pack barrier coating that is supplied ready to use. Quick View. If the top of the plastic is wet and the concrete underneath is dry, then you have a sweating. It is. She has ground water under the garage that comes through the concrete. How to apply Damp Proof Paint. Damp Proofing Concrete Floors With Liquid Membranes. The whole floor is concrete and has a section about an inch deep where the fireplace used to be. Ive recently moved in to a new build that was completed in July. What is a Liquid Epoxy Damp Proof Membrane? Liquid Epoxy Damp Proof Membrane has two components - a base and hardener. Ground bearing concrete floors - 1960s to 1990s. It is available in black or white with a consistency similar to that of thick emulsion paint. 00. How to apply Damp Proof Paint. T1000 Stampable OverlayFor use with resurfacing concrete floors and hardscapes. If there was no dpm I would suggest a uniformal distribution across the whole floor. 80 Inc VAT. It’s primarily designed for brushing onto concrete floors and fine concrete screeds. The floor is also damp, which I am going to treat with a liquid DPM. 41. For application onto concrete and cement based substrates; Suppresses the passage of residual construction moisture up to 98% RH when full coverage is achieved ; Capable of. Slimline floor membranes, on the other hand, are quick and easy to install and create an air gap that allows for finishes to be applied while the damp floor is still drying out. The kitchen currently has thermoplastic tiles down which most. It might seem a bit unusual. IKOpro Synthaprufe Original is a BBA Approved (cert no. I am looking for some advise about laying a SLC with a liquid DPM. We supply trade quality DIY and home improvement products at great low prices. Will a self levelling screed compound stick to a Bitument liquid DPM? Hello, I have a steel frame 1920s' bungalow with a concrete raft foundation floor and no DPM. A liquid epoxy damp proof membrane (DPM) is a two-component epoxy resin membrane, specifically designed to be applied to damp floors to create a barrier between your floor. No need for a separate primer. Cavity wall with bitumen dpc. for above ground use. Apply in Two Coats. The moisture readings taken at the time were 120 and 85, although the 120 reading was due to fresh concrete having recently been laid to level. Any joins in the damp-proof membrane should overlap by 300mm and sealed thoroughly with a waterproof adhesive. DPMs come in solid or liquid form, the latter being a practicable solution for a garage conversion. Oldroyd Xs Slimline Membrane is a damp-proof membrane commonly used on top of damp concrete floors or newly-laid floor slabs. Capital Valley Plastics Ltd Damp-Proof Membrane Black 1200ga 25m x 4m (47163) (55) compare. I have a friend who has a concrete floor in her garage. Also acts as a waterproofer for walls, above ground structures and foundations. Preparation is the main thing for the layers, and the substrate should be dry and clean. Whether you need to cure a damp concrete floor with a liquid DPM or paint your garage we have a specialist paint product fit for purpose. Hardcores varied in quality - many have since proved to be totally unsuitable. Maximum bond can be achieved by vigorously brushing the primer coat into the floor substrate using a stiff bristled broom. The article below explains several important tips and methods of damp proofing your concrete basement floor. . PermaSEAL Liquid DPM can also be applied to concrete floors below screeds. 0 square metres per litre and allowed to cure overnight. A suitable gauge damp proof membrane (DPM) and thermal insulation must be provided. Preparation is the main thing for the layers, and the substrate should be dry and clean. Larsen DPM Universal is a superior 2 pack epoxy surface applied damp proof membrane. 60 per L. A DPM on an external tiled area will protect moisture sensitive stone such as granite from staining due to rising ground floor water, as well as rain water. Rising damp in concrete flooring is a significant issue. The best approach to damp-proof a concrete floor is with a liquid-applied DPM (damp-proof membrane). 2kg/m². It is available in black or white with a consistency similar to that of thick emulsion paint. PU280-S. Liquid DPM for concrete floor as a rising damp treatment. There should be a damp proof membrane under the concrete slab already, but it might be damaged if there is moisture on the slab. The report says there is no DPM. Mapelastic AquaDefense is a premixed, advanced liquid-rubber, extremely quick-drying waterproofing and crack-isolation membrane for installation under ceramic tile or stone in residential, commercial and industrial environments. Thanks for the response. Broom Overlay Mix 6000 PSIAdd water and mix - Grey or white.