He has suggesting using ARDEX DPM 1C to protect the floorboards. but something that is suitable and compatible for the cementone - cempolay self level cement, maybe Ardex or Fball dpm thanks guys once again you point out the obvious to a fool like me. You can buy self-levelling floor screed compound from any DIY store. However, should there be a particularly high water table/pressure and/or a particularly porous floor, two coats. Fast curing – ready to tile or recieve smoothing compounds in 4 – 5 hours 2 Component, solvent free, One Coat DPM Suitable for use on surfaces with a moisture reading of up to 98% Relative Humidity (RH) Weight. My questions are: Is there any reason to use a roll of DPM vs a liquid. Ashbou10 Member. Our easy to install range is available in various thicknesses up to 0. First scrape up as much of the residue as possible apply a cote of Ardex. Reaction score. The potential issue that came to mind is, if, the concrete floor is absorbing moisture from Sub-soil for instance, ( also check for the presence of. Liquid dpm would do a job if you have a good clean floor and no existing damp issues. I would suggest also laying a new underlay which has a vapour barrier. The dpm resin, is a sticky gooey 2 part epoxy based liquid to be precise. It is also suitable for application on damp surfaces, such as sand/cement and cement floors subject to rising damp or containing residual construction moisture. 00 Ex VAT. I want to avoid digging it up if I can. Hi kborg. I need to put down a damp proof membrane and self levelling compound on top of that. It should accommodate 0mm to 5mm (or thereabouts) It will cover an area of 26m2 (4m x 6. 2 coats SBR. Still have moisture coming through (I think), and after further reading, 50mm of concrete is required to 'hold it down' and stop penetration. take account of possible differential movement. 24-month shelf life. Basements: As part of a waterproofing system beneath ground level. 6. These can over time allow a build up. Holds back rising damp where a damp proof membrane is either missing or defective. £30. 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. Drybase Liquid-Applied Damp-Proof Membranes The Drybase range of liquid-applied coatings including Drybase ECS Epoxy Floor Coatings and Drybase Liquid-Applied DPM can be applied directly to damp floors to. £750 - £3,000. Applications. The problem is by the time we insulate, screed and lay the flooring we will be above the dpc& membrane level by 4 inches. And damp can rise through it if not used. Cromaprufe Bitumen DPM is a cold applied rubberised bitumen emulsion and damp proof paint that dries to provide a tough, black flexible coating that provides a waterproof membrane on concrete and brick foundations, retaining walls and bridge abutments. Apply the first coat in one direction, ensuring that the material is worked well into the substrate. A suitable gauge damp proof membrane (DPM) and thermal insulation must be provided. com ARDEX offers a range of liquid or surface Damp Proof Membranes (DPM) to protect the floorcovering from residual construction moisture and rising damp, when a structural DPM is damaged or missing. The schedule of works from the loss adjuster (provided by Blyth Group, contractor), says the following regarding the floor: Apply self-levelling compound. Suitable for extensions, basements and cellars. It can cost over £90 per m². then a liquid dpm will need to be used as well as a 3mm thick latex layer as most adesives wont bond properly to the dpm. Damp Proofing Concrete Floors With Liquid Membranes. The bitumen adhesive also contained the same asbestos fibres. Drybase Liquid-Applied DPM, Drybase ECS Epoxy Floor Coating, and many products from the Vandex range including Vandex BB75 and Vandex Unimortar 2 can be applied directly on to damp floors to form a damp-proof barrier. Apply around the edge of the room using a paintbrush, and then use a pre-wetted short. Liquid DPM and waterproofing paint to waterproof and damp proof your property. I'm hesitant to lay self levelling. This is supported with netting tacked into place. Stauf VPU-155 S DPM solvent free polyurethane primer: is a ready-to-use, one component polyurethane primer is particularly fast drying. The report says there is no DPM. 25 Feb 2006. 99 Inc Vat. Laitance must also be removed from concrete. 30811761. 1. Available in 5 Litre and 22. Dri-wall DPC injection cream is the quick and versatile solution to effectively bring damp walls under control. However the chance that the floor tiles or adhesive can release fibres and become respirable when disturbed is very low. The most popular screed types include cement screed, anhydrite screed (also calcium sulphate screed), mastic asphalt screed and dry screed. Not much really if you don't want to undertake any building work. 11 Aug 2022. The DPM may be above or below the concrete and continuous with DPC in walls and piers (See Figure 1). However there is a dpc cavity tray. rifraf74. Whats people lookup in this blog: Liquid Damp Proof Membrane For Concrete Floor; Liquid Moisture Barrier For Concrete FloorsIt will tackle residual moisture in concrete up to 6% C. Liquid damp proof membrane (water based bitumen) applied in several coats directly to the concrete floor with a roller or brush. Can be over painted after 16 hours with most types of floor coatings. #1 merit Well-Known Member If it’s solid wood you need a surface dpm. Floor under carpet marked with chalk for wet areas. 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. . Day 4, move all your stuff back in (could do this day 3, depending on how fast your chosen compound goes off). Withstands 98% RH. PermaSEAL Damp Proof Paint 5L. VAT. The concrete floor is in a finished bathroom and from what I can find out online the bitumen is a bit messy to apply. Add to Cart. A DPM coating is your best option for existing floors that are experiencing dampness, as it doesn't require removing any concrete slabs. About. 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. Hold up the low end of the level until the bubble is in the middle and then measure the gap between the floor and the raised end of the level. Quarry tiles are installed on the solid concrete slab which is a good. Vapour Barrier vs Damp Proof Membrane. GaryTheTiler said: Sound like you don't have a damp membrane under the concrete or a leaky pipe under the floor perhaps. The Wickes liquid DPM has been recommended before, since they only seems to have bitumen based liquid DPB I presume that's the one. Concrete Cured for min. ARDEX DPM 1 C. Because we were laying Karndean Flooring to a new extension we needed to check the % RH(relative humidity) of the concrete with a hygrometer. Flooring guy says as a last resort we could use a liquid DPM on top of the screed but he’s worried that will trap moisture between the new DPM and the one under the concrete and would rather dry out naturally. The floor in the extension wasn't made properly and is getting damp. They are durable and puncture resistant, being able to cope with site traffic. The black "rubbery stuff" could well be a layer of bitumen which was used as a form of DPM in houses from around (AFAIK) WWI period or a little earlier up until the 1970s in some areas. About this product. Wait until the first coat of liquid DPM is touch-dry - approximately 15 to 30 minutes at 20°C – before applying the second coat at right angles to the. I want to avoid digging it up if I can. Speak with a technical adviser if unsure. It is important to. Liquid damp proof membrane (water based bitumen) applied in several coats directly to the concrete floor with a roller or brush. Location. Suitable for heavy wear areas, concrete floors where a DPM has failed or was never installed, or areas of damp concrete which cannot be surface dried prior to painting. - lay a liquid dpm. The DPM above concrete should be protected by either screed or a floor finish unless it. 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. Stack Exchange Network. If I put a damp proof membrane down first, like a paintable one like Wickes paintable bitumen or Drybase Dpm in white, would products like this work under self levelling compound?A liquid DPM such as Bostik Cempolatex Moisture Suppressant must be applied in two coats. Resistant to frost and salt attack. My plan so far was: - fix up any cracks and dodgy bits in the current concrete floor. 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. Damp proof membrane DPM – Designing Buildings. PermaSEAL Liquid DPM can also be applied to concrete floors below screeds. A damp-proof membrane is a layer of material usually laid below concrete floors during construction. Fitting floor insulation tends to be far more straightforward when starting from scratch in a new build or extension. advise that you apply one coat of DPM. This is a solvent, water free, epoxy resin and moisture tolerant curing agent that allows for immediate installation of moisture sensitive floor finishes onto concrete and. Drybase Liquid-Applied Damp-Proof Membrane High-strength damp-proof coating for a wide variety of applications. As mentioned above, for very new concrete a dpm primer, such as FS Epoxy DPM Primer, should be used. It is a highly effective membrane designed to be easy and quick to paint on (unlike others on the market). Once the DPM is applied you need a laytex screed, so your adhesive and karndean stick to it. Drybase® Liquid-Applied DPM is a single-pack barrier coating for above ground use. may then be applied. Find out the benefits, advantages and steps of installing a liquid epoxy DPM for existing or. To be honest it’s worth having some sort of moisture suppressant put down just to make sure. The easiest method is to push quilt-type insulation into the spaces between the joists from below. I’m concerned about the self levelling compound for a garage , it’s hygroscopic and may get damp from the cold floor . 16. Ready to use. Step-by-step guide for how to apply liquid DPM for concrete floors. very rough concrete like a garage floor. In particular, this can include permanently damp concrete floors or where the DPM (Damp Proof Membrane) is. Learn how to damp proof concrete floors with a liquid epoxy DPM, a remedial solution for existing or failed DPMs. Professional tips: how you should do it. dried sand broadcast into the wet. No need for a separate primer. Tiles came up very easily with zero bitumen attached. Most damp-proof floor coatings are applied directly to the concrete floor surface using a brush or roller. Once applied, the product cures to form a membrane that is flexible and elastic. 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 [email protected] DPM for walls & floors. I decided to lay down a laminate flooring over the vinyl tiles/concrete with chipboard style tile underlay. Liquid epoxy DPMs are ideal for concrete floors, such as garages, where the original damp proof membrane is missing or has broken down. Allows immediate installation of moisture sensitive floor finishes onto damp concrete and screed. To be honest it’s worth having some sort of moisture suppressant put down just to make sure. Tried and tested and it works. I recently converted my shed into a home gym. However we have limited headroom in the kitchen so I wondered if a thin layer of the self levelling compound would suffice to lay a new vinyl floor, rather than go. Getting someone to do a damp test to find out the relative humidity RH% of. Synthaprufe Original exhibits low odour, with exceptional flexibility and crack resistance, even at low. water leak from the toilet in to the floor. Robust - resistant to on site damage. Prepare substrate. rogerk101, Mar 13, 2020. marginally exceeds 70%, a liquid damp proof membrane (DPM) is required. 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. Ideal for general waterproofing and fixing. In certain situations, i. Country. Sika Rapid DPM is intended for priming and sealing absorbent and non-absorbent subfloors, Also suitable for. Our easy to install range is available in various thicknesses up to 0. Description. Using this latex based damp proof paint as a damp p. take account of possible differential. The booklet covers topics such as joint isolation, thin set tile, termination, and utility finish. A typical concrete floor build up that incorporates a VCL would be as follows. Hi, I have painted a bitumen based liquid DPM (not the 2 part epoxy types that most other posts are about) on my damp concrete floor (1950s bungalow with no DPM and on a hill with possibly high water table). This method is very costly and extremely invasive. £. In addition to our office based Technical Department, we employ a highly experienced team of 25 Area Sales, Contract and Business Development Managers, who are available nationally to offer advice, support and training, not just over the phone, but in person and on-site. In contrast, a vapour barrier (VB) is fitted on the warm side of walls or roofs to stop interstitial condensation. Self levelling and liquid damp proof membrane. Our products are all carefully selected by our in-house experts to provide the highest level of protection for your property. Day 3, mix and level. Ask the mods to move your thread to Flooring forum and see: dazlight Fri 29 aug 2020 for a specific response to a difficult surface. Liquid DPM 5L Rating: 100%. uk. Floors: Under/above. I am buying a property and a survey has shown that the solid ground floor (likely concrete slab) is damp in some parts and is also uneven. apply two coats of Drybase® Liquid-Applied DPM as normal. Tiles came up very easily with zero bitumen attached. Our Liquid DPM paint that can be applied above and below screeds to provide an elastic damp proof membrane for floors. Checking your Garage Floor for Damp. The. Ive used liquid dpm on a concrete sub floor but for some reason it isn’t drying quick enough. 5 m²/litreCurrently, the floor has crappy ceramic floor tiles stuck down with pretty minimal adhesive onto the concrete, which in turn has had a thin layer of bitunimous liquid DPM poured onto it in the past. rogerk101 said: ↑. This can only normally be guaranteed if its an new build or extension and most houses have been sold, inherited etc. Joined 22 Jan 2007 Messages 15 Reaction score 0 Country. Pumaprime DPM - a solvent-free liquid applied surface DPM for concrete floors. Some parts of it are completely dry but other parts of it are still very tacky. 24-month shelf life. We are in the process of having an extension built. Larsen DPM Universal is a superior 2 pack epoxy surface applied damp proof membrane. Damp-Proof Floor Coating. 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 and the layer below. Liquid DPM and waterproofing paint to waterproof and damp proof your property. Limitation: Do not directly bond wooden flooring to Drybase® Liquid-Applied DPM coated concrete. Broom Overlay Mix 6000 PSIAdd water and mix - Grey or white. J. Preparation is the main thing for the layers, and the substrate should be dry and clean. #4. not a good idea man. Arcon have a range of liquid applied damp proof coatings available to buy with no minimum order quantities. Low trade prices. Flooring FAQs. My questions are: Is there any. Like 2. Self levelling compound was laid straight on top of the concrete floor (with no primer). I would advise a single part flexi tile adhesive on top which will enable you to have stone, ceramic or porcelain tiles fixed. Rob_bv, Nov 11, 2020. 2. Walls: Can be used under render or plaster as a water barrier or. £36. We have purchased a 4 bed detached house built in the 1950's. Primer to the surface and allow to cure. This enables earlier access onto the floor for the application of screeds, coatings and other floor coverings including tiles, vinyl, wood and carpets. then a liquid dpm will need to be used as well as a 3mm thick latex layer as most adesives wont bond properly to the dpm. If you notice a gap between the straightedge and the floor, your floor is dipping in that area. You should use them to protect all final floor finishes. This prevents moisture from the screed attacking the wood flooring and ultimately ruining it. 2. We have a concrete floor with 70mm insulation board over which the builder will be pouring 70-80mm screed. 30811761. Now the floor is flat the DPM can be applied to seal the concrete. so the whole floor is 25mm lower and then just use a self-levelling compound Pros. Drybase 2mm Plaster Membrane Mesh (2m x 20m) - Low-Profile. 00 Excl. Drybase 2mm Plaster Membrane Mesh (2m x 20m) - Low-Profile Plaster Membrane For Use on Damp Walls. With a consistency similar to that of thick emulsion paint, it's suitable for use on solid floors, embedded timbers and walls. A liquid-applied DPM (damp proof membrane) is a simple solution and an excellent way to damp proof a concrete floor. Add to basket. Liquid damp proof membrane For existing concrete floors, you can also apply a liquid damp proof membrane, which provides a retrospective damp proof membrane. Description. If not then you have rising damp which a liquid dpm is not designed for anyway. #3. Tanking should be provided wherever a floor level is below ground level. If you are getting 8 to 9% MC on concrete then you really need a DPM (or maybe the right meter, brick isn't concrete). 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. Polymer based liquid DPM to resist the penetration of gases (including radon), vapours and liquids. Technoseal Floor DPM. e) A full height bay to rear of house has now been enclosed within the new. 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. For solid wood the absolute maximum moisture level in concrete is 4%, ideally it should be nearer to 3% - your flooring manufacturer should have issued Tech Info sheets which cover their requirements in detail. Engineered wood is a more stable product but should have a proper membrane underneath first. Acts as a bonding agent for plaster and curing agent for concrete. DIYDave. There are 2 adjoining concrete floors, one with a visible DPM underneath that ranges from 70mm-3omm and one that is relatively 'modern' and. IKOpro Synthaprufe Original is a BBA Approved (cert no. Our epoxy DPM has good chemical resistance to mild. Where the product is laid onto a concrete surface wh. Blue 1. In my 1930's extension, the solid wall has an existing DPC but the concrete floor has no DPM. Call us on 302 244 0179 or submit an enquiry for contact information of contractors in your area. One high build (250 microns) coat is usually sufficient. To install the system, start by laying down the damp proof membrane. Suitable for. 41. 186. The DPM will be laid first, usually as a liquid product 'painted or trowelled' onto the concrete surface, then the screed laid over that. Remove all traces of the lino and glue and paint on a liquid dpm such as Sika or everbuild blackjack, then once dry latex the floor to try to feather the majority of dips and bumps out, then consider either a moisture resistant laminate with decent. PRODUCT CODE: SDH0931. It is available in red or yellow, in 5 or 10kg units, and has a fast curing time of 12 hours minimum. • 5L tin offers coverage of approximately 6. The DPM membranes are available in 4M x 25M rolls as well as a handy pack ideal for smaller jobs. T1000 Stampable OverlayFor use with resurfacing concrete floors and hardscapes. 00. Protects the floorcovering from residual construction moisture and ground water vapour. T1000 Stampable OverlayFor use with resurfacing concrete floors and hardscapes. CS Flooring. 1. Suitable for internal and external use. Drybase Liquid-Applied DPM is a single-pack barrier coating that is supplied ready to use. 7,856 1,619 113. Self-leveling concrete can be used as an underlayment for tile, carpet, or other floor coverings. Browse damp-proof membrane products from Toolstation here. A decent fitter will test the slab for you before fitting anyway. In a case where the floor is wholly below ground level, as is the case in a basement, all walls should be tanked. £36. Best to use the dpm as the soil will draw some of the water from the concrete which can cause it to crack . Liquid epoxy DPMs are ideal for concrete floors, such as garages, where the original damp proof membrane is missing or has broken down. and then apply a second coat with kiln. Discover important FAQs including what is liquid DPM, what is the best liquid DPM and more. e. Hi, I'm currently converting my garage into an en suite. Liquid Epoxy DPM - 2. Country. This also ensures that the curing process is gradual, which can prevent cracks from forming. Showing 1–15 of 21 results. Explore our 1200 Gauge DPM membranes. Description Sika Rapid DPM (Damp Proof Membrane) is a solvent free reaction curing resin for use on cement based substrates. The type of coating is chosen, depending on the usage of the floor. 1. It can cost over £90 per m². Pretty simple fix; Cons. Sika primer MB or Sika-Bond Rapid DPM) or, in the case of a floating floor, a properly installed heavy-duty, non-permeable plasticThis should be a 6 foot (1800mm) level to get a proper level because it is such a big area. If. £750 - £3,000. In a house with a DPM already installed you will have a few inches of concrete to weigh the dpm sheet down. Last edited: Sep 2, 2010. There are also dimpled underlay mats that disperse any moisture to the edges of the room but I have less experience of those. The upper half is an empty cavity. Thanks for the response. Alternatively, liquid DPM solutions based on reaction resin systems which can be applied on top of the substrate to control moisture up to 98% RH. 30 Jan 2022. . Coverage. Dust, dirt, oil, grease and other contaminants should be completely removed. You may need to apply a damp-proof epoxy coating to the concrete before laying a new floor. It is often used. Tanking and waterproof render up to a metre high will help, alternatively, do what they did 100 years ago. F Ball DPM F77Liquid DPM on concrete floor. 2. The first answer is to paint the floor with SBR and neat cement in a 1:1 ratio then any cementitious will stick to that and it’s waterproof / condensation proof. 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. Test Area Because of the wide variety of possible substrates and site conditions, it is always advisable to check adhesion to the background by testing on a sample area before starting any job. OK stuck - Liquid DPM, concrete floor and a pipe. We have had a full structural survey done which highlighted damp at the ground floor level. Step 3: Lay the watertight membrane. Two-component, single coat application, damp proof membrane for controlling residual and constructional moisture in cementitious substrates. 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. That’s assuming quarry tiles are in good condition, no loose tiles, no known problems with major damp, no issue with raising floor height by leaving tiles in place, etc. This can only normally be guaranteed if its an new build or extension and most houses have been sold, inherited etc. You are essentially painting a concrete floor, after all! But it is an effective way to do it. Jord86 Screwfix Select. #1. 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. The Everbuild Black Jack DPM is a ready-to-use emulsion that can be used as a curing agent for concrete floors and acts as a waterproof layer for walls, above-ground structures and foundations. It is supplied ready to use. you need to dig up the old concrete then lay a couple inches of sharp sand. Unsmooth subfloors If the subfloor is uneven, the WSM could ‘pool’ in any undulations on the surface and will require a greater quantity of WSM to achieve full coverage,. 1. Our team answer thousands of questions every year, offering. Sikabond Rapid DPM is a solvent free reaction curing resin primer and damp-proof membrane for cement based substrates. Liquid DPMs gave the best protection but were more expensive. Hold the up the low end of the level until the bubble is in the middle, then measure the gap between the floor and the raised end of the level. DIYDave. When a plastic DPM is missing or not practical, this product can be used as a liquid DPM for concrete floors to protect against residual moisture and rising damp. 11,422. Primer 1. £36. The Drybase range of liquid-applied coatings including Drybase ECS Epoxy Floor Coatings and Drybase Liquid-Applied DPM can be applied directly to damp floors to create a damp-proof barrier without raising the floor level. It should be waterproof to prevent any rising damp getting through. liquid dpm and self levelling compound. RonaScreed DPM is a liquid applied surface damp proof membrane designed to reduce the passage of water vapour and allow the adhesion of thin bonded and fast drying screeds to concrete which is either not fully dry or does not have a functioning DPM. The dpm resin, is a sticky gooey 2 part epoxy based liquid to be precise. Drybase Liquid-Applied DPM is a single-component two-coat paintable damp-proof coating that is easily applied to substrates by brush, roller, or spray. Clear. Produced from Recycled Material. It is also to prevent the liquid screed (to be. I know that involves removing the skirting, butbthen you can chip off a strip of plaster if it goes down to the concrete floor. You have maybe 3mm of smoothing compound hence it can be pushed up and fail. Gallery. The wrong adhesive being used to lay the vinyl, or. 5%CM (~ 4% Tramex) for a concrete subfloor indicates that a suitable damp-proof membrane must always be installed – either a 2 coat/2 part liquid layer (e. It is available in clear. Run a string across the ground. Our epoxy DPM products create a new damp proof membrane in a highly. - I'm wondering why the DPM is needed. Our epoxy DPM products create a new damp proof membrane in a highly. A damp proof membrane, more commonly known as a DPM, is a material that prevents moisture from penetrating the internal walls and floors of a property. So I have a concrete floor in the kitchen (concrete - DPM - 50mm screed), knocked through into the outside toilet which just had soil floor. 2020-05-24T11:35:02+01:00 Answered 24th May 2020Liquid DPM. This is supported with netting tacked into place. 00 Ex VAT. In the world of construction and design, concrete floors are a popular choice for many. The black layer is possibly the adhesive from the previous floor such as thermo plastic tiles or parquet. I went to buy compound to level it yesterday, and now it looks nice. DIYDave. Curing concrete is a process that should be gradual in order to avoid cracks. 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). Thanks. Capital Valley Plastics Ltd Damp-Proof Membrane Black 1200ga 25m x 4m (47163) (55) compare. Is there a suitable, less messy alternative perhaps?DandDflooring. Water based floor coating system which consists of the EP40 Epoxy Floor Primer and EP40 Epoxy Finish coat, available in grey or clear. The DPM and adhesive will work in unison to improve the overall level of moisture protection. Category: Floor Treatment Tags: Damp Proof Membrane, Damp Proofing. £30. Then 2 coats SBR 1-4 diluted. or self level to adhere to. Sika Waterproofing Overlap Details SWOD - CAD Booklet is a PDF document that provides detailed drawings and specifications for various waterproofing solutions by Sika, a global leader in construction products and systems. Description.