The total membrane thickness is 4 mm and minimum weight. Fixit Pidipoxy EP Dr. 7 kg. Fixit Epoxy Floor Screed Dr. It also provides guidelines for the selection of felts, primers and bitumen for different climatic zones and roof slopes. Interior. Can you paint an asphalt floor? If you have asphalt floors, you can paint the tiles to give the room a new look. By. I'd like to take some time…Provided to YouTube by RCA/LegacyThese Eyes · The Guess WhoWheatfield Soul℗ Originally released 1968. Ne. 15mm flow and return - covered whole pipe with hessian felt sleeve. My house was built 1950. For further advice call our Technical Advisors on 01483 418 418, or use the button below to contact us. 3. Fixit PU Foam InjectionHow to make a screwdriver in the escapists xbox one - Floor screeds even on a concrete slab are laid each time a developer has finished the. Iam a floor layer with 25 five years experience. If it's going to be level and 2"-3" thick i don't see the need for SLC. 0 Introduction The U-value tables in this Part give a “ready reckoner” approach to establishing the U-values of construction elements. 019-inch (0. What are the Different Types of Floor Screeds. Building products Quality assured building products for. 5 litres /m². Where the old screed has been removed at the edge of the room, it has revealed a gully in the concrete subfloor about 3" wide and 2" deep running along the edge of the room. It has an interesting chemistry, with different forms used for different purposes, but in the paving trade, it's most common use is to 'beef up' mortars and concretes. Fast drying screed cost. Fixit Pidipoxy EP Dr. As it might sound, a bonded screed is applied directly to the. Eg. com GuaraFLEX Mastic Asphalt Solutions An IntroductionFloor levelling compound is essential for creating a perfectly even surface for your tiles. Medium Duty. SOPREMA’s bitumen roofing systems are BBA certified, impact and tear-resistant, and they are guaranteed to provide. The holes can be filled with a liquid bitumen or epoxy based floor filler. Fixit Novolac Screed Dr. Remove bitumen apply an epoxy damp proof membrane to concrete & then use a smoothing compound on top of that for best results. This article covers four roof coatings: acrylic, silicone, polyurethane, and an asphaltic rubber membrane system. The DPM should: have sealed laps of at least 300mm wide. 33312. 3, Prime the slc layer with suitable product for slc. This will make the screed strong and will adhere over the Bitumen . Country. £14 per m2. You can screed/self levelling compound over bitumen no problem- just 2 coats of SBR dIluted 1-4 with water over bitumen, allow to dry, pour SL. Re: Asphalt floor. Can be used with underfloor heating systems. mechanically into the bitumen. 2. A. Bitumen is a black, tacky and hardwearing. Floating engineered wood is ok. However, it was common practice to apply a layer of bitumen on top of the floor slab to stick down woodblock flooring or thermoplastic floor tiles, which acted as a basic DPM. Bitumen and asphalt pump; Semi-trailer floor-screed conveyor *Prices are pre-tax. Lay a water resistant/proof underlay to seperate the slc and an engineered wood floor to form a floating floor. They are available in rear-extender and front-extender models. Can you tile on a bitumen floor? Bitumen, or asphalt, is a type of substance commonly used as a protective coating for floors. Day 4: fit vinyl. It can be installed to create drainage falls, level out uneven substrates, and provide a stable base for the specified roof /deck waterproofing system. co. The screeding/latex has laminated (like puff pastry) and is breaking up. Sounds like dpm (damp proof membrane) if it’s solid hard like glass and brittle check if your floor has been damp proofed if was under vinyl tiles not bitumen about 20 years ago the adhesive use. Caterpillar offers a broad range of asphalt paving equipment that competes in the rubber tire, steel track and rubber belted markets. I've had to have most of the rubbish mid-1970s pipes under my kitchen floor replaced and I now have 5 metres of trenches between 100mm and 150mm wide. Epoxy mortars. The sand & cement screed must be reinforced using a galvanised steel mesh as recommended in AS3958. The main water supply to the house comes through front door way, up the hallway. To help determine the. The weep screed shall. At CONEXPO 2023, VÖGELE will be presenting a cross-section of its products, from the small paver, the SUPER 700i, the SUPER 1300-3i compact paver and the SUPER 1703-3i 8 ft paver through to the. However, if the screed. It removes differences in thickness from 1-10mm. Bitumen, polymer, silicate (mineral) were studied in terms of their cohesion with the substrate and their sealing ability, used in combination with different building materials—ceramics,. Packaging: 25kg bags. Contact us. DownloadsHomeDownloadsAll downloadsCertificatesSafety data sheetsData sheetsDoPBulk Asphalt / Aggregates CertBulk & Packed Cement & Lime CertMortar, Blocks, Screed and Packed MarkingBrochuresContractor guidesSupplier Accreditation Information BBA Certificate ULTIFLEX 6MM BBA Certification ULTIPAVE 6mm BBA. l. SCREEDS SAND AND CEMENT Some types of sub-structure require a sand and cement screed to receive the asphalt. It drys twice as fast as standard Calcium Sulphate screeds, from as little as 14 days! Download the latest ARDEX High-performance. Theses products can be applied as an asphalt Resurfacer or screeding the surface. LVTs like Karndean Amtico Moduleo etc yes. The new wall had screws put into the old foundation of the original wall. 5 mm) (No. #1. Three choices for successful screed selection in commercial paving. Corrosion control systems. Waterproof and seamless. com - 0800 242 5589 - Flow Screed Minimum Thickness I’m Andy Parkin, Managing Director of the Multi-Award Winning…A floor screed is usually a cementitious material made from a 1:3 or 1:4. A few floors were finished with wooden blocks laid in bitumen. Whether you need some new asphalt flooring installed or repairs to an existing asphalt floor Heritage Asphalt can help. 1300 788 780. Furthermore, a number of special polyurethane products can be installed as insulation under poured-asphalt floor screed and withstand temperatures of +200°C. e. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Ortigas Jr. BREEDONFlow® Swiftscreed is a low shrink, free-flowing cementitious screed, designed to provide a smooth level surface prior to the application of the desired floor finish. ® Construction Chemicals’ range of specialised floor coatings are screeds based on bitumen, dry shake cementitious materials, self levelling cementitious screeds, epoxies and polyurethanes. Hi Pete, I have the answer. Answered 12th Jun 2022. In addition, this product is winning “mat-smoothness” awards because we. Answered 22nd Aug 2016. IS 2571 Laying of in-situ cement concrete flooring. In this case the screed or topping is separated from the floor by insulation boards or an impervious membrane. U then primer the floor ready for latexing. 2. View Details. 2 hours after installation of the screed the surface can be walked on and will be fully dried out in 24 hours when. Will be difficult to use bitumen paint specially under the plaster, I think your best bet is to use hot bitumen pour which will fill in all the nooks and crannies. ceramics I don’t know. If it's going to be level and 2"-3" thick i don't see the need for SLC. we don't need a specialist. On absorbent surfaces,. " It is wise to budget between £60-70/m2, plus the cost of labour. Bituminous compounds must be removed completely. For the application of hot bitumen mastic the latter should be heated to 274F, so that it is easy to apply and penetrates well into all the cracks and irregularities. Accepts subsequent floor coverings in 4 hours. Wet screeding should be programmed to allow sufficient drying out time before dry lining is to commence. The bitumen is hard to the touch even in warm. The addition of other polymers means that it can be flexible and resistant to crack formation. then a liquid membrane goes over this called ardex dpm 1c. com 35th Floor Raffles Corporate Center F. Method 1 The first method requires the screed topping to be hard so that a scabbling machine can be used to remove the top layer of the screed surface, which contains the bitumen. If you are looking for expert flow screeding contractors then go no further than Flow Screeding Services! We look forward to receiving your flow screed or floor screed enquiry. 1. b. BS 8204-1 !:2003+A1:2009" recommends that the !fine aggregate" used for levelling screeds falls within the new grading limits given in BS 8204-1 !:2003+A1:2009" , 5. Effective surface preparation is crucial for a variety of work tasks, which is why HSS offer a comprehensive range of tools and equipment to suit your needs. Easy-Melt bitumen is simple to use, as the blocks are just. Ltd. The SE47 FM and SE60 FM Cat screeds have front-mounted extenders for wider width paving for paving ranges of 8 to 20 feet 6 inches, and 10 to 25 feet 6 inches,. As it's technically tarmac i wouldn't see the need to. Bituminous Coating Waterproofing. Fixit Novolac Screed Dr. Mapei UK Official site. Micro-concrete repair mortars. Ground Floor - Most floors were concrete, often comprising a layer of hardcore (often industrial waste), a 100mm concrete slab and a granolithic screed covered with thermoplastic tiles bedded in bitumen (often with no separate DPM). For mastic asphalt, wood block and strip, and some textile floor coverings, a non-slip finish is appropriate, while thin sheet and tile floor coverings usually require a smoother, steel trowelled surface. May 6, 2007 #1 I've taken up some old thermoplastic floor tiles laid in the early 70's. Liquid-applied membrane (LAM) is a monolithic, fully-bonded, liquid-based coating suitable for many waterproofing and roofing applications. Bituminous membranes are perfect for waterproofing roofs, basements, below-ground structures, bridges and other structures. Prices vary from £161 - £170 for 40m². service@bostik. Fixit Super Latex Pagel ZL10 Pagel U40 Dr. Large area repair mortars. It works well in areas that need levelling and if there is a problem with insulation or damp and is a great. . Moreover, the screed and LVT will prevent moisture evaporation, further exacerbating the problem. C-Bed may be used for internal and external applications. If u dont use the right primer the floor screed will blow under nieth eney flooring. #1 Hi, I'm doing a kitchen modernisation in my ex-Council house which was built in 1947. R703. Screed, is a thinner layer of concrete typically poured over a slab or concrete base forming a smooth surface. 2 Option 2:. Thanks to high wear and chemical resistance, our industrial floors can. As for wether or not it needs to be primed, i'm not sure to be totally honest. £18 - £22 per m2. #2. In the end I used an old 2" chisel. Vogele. 1 Waterproofing and tiling using a liquid sealant;. 2. Screeds or concrete surfaces to receive wood finishes:Ultraplan Renovation Screed 3240 is suitable where good resistance to loads is required, also for castor wheel traffic and underfloor and undertile heating systems. #1. In most rooms, the tiles are still in place, in varying conditions. To do the job properly, the screed needs to place mix at the right thickness, on the right slope, and with the right surface texture. Asphalt floor screed is also known as mastic asphalt has a multitude of applications. Thanks to its waterproofing qualities, it is widely used in construction. DIYDave. Watco asphalt crack filler is a polymer modified, flexible crack filler for asphalt and tarmac surfaces. ARDEX manufacture a range of award-winning latex-based and water-based self levelling & smoothing compounds for internal and external use. The most popular screed types include cement screed, anhydrite screed (also calcium sulphate screed), mastic asphalt screed and dry screed. Select the screed mix ratio (cement: sand) from the dropdown menu. The coating cures to form a rubber-like elastomeric waterproof membrane and may be applied over many substrates, including asphalt, bitumen and concrete. 0. 2-2012 Waterproofing. Mastic asphalt screed is also called AS and, contrary to the above example, has nothing to do with water. The screed acts as an insulation between the tile adhesive and tacky bitumen. Vogele When paving, the last point of contact between the paver and the final product is the screed. It works well in areas that need levelling and if there is a problem with insulation or damp and is a great. Screeds & Toppings 1. When paving, the last point of contact between the paver and the final product is the screed. Dr. Liquid Screeding. 5. Screeds are typically bonded onto most concrete. Browse short-form content that's perfect for a quick read. The old adhesive should of been removed. Whilst still being fast enough to receive tiles from 24 hours, and resilient flooring from only 7 days. asphalt, wood block and strip, and some textile floor coverings, a non-slip finish is. Suitable to receive floor coverings after 4 hours. Mastic Asphalt Screed. Apply sbr/cement slurry to remaining bitumen. Asphalt floor screed is also known as. Self-levelling smoothing compound, designed for smoothing and levelling internal floors. 5 ratio of cement to sharp sand. Ground bearing concrete floors - 1960s to 1990s. 10mm thick and used as a floor levelling screed. The hotel believed this idyllic location on the edge of Dartmoor would make the perfect destination spa and aimed to create luxurious fitness and wellbeing facilities. Volume. Where it is used over timber/plywood decks, a separating layer of Black Sheathing Felt will be required. Mechanically remove the bitumen, (there can be trace amounts only) prime the surface with an epoxy DPM, or 2 coats of epoxy if it is replacing the DPM. Moreover, the screed and LVT will prevent moisture evaporation, further exacerbating the problem. As a result, areas of up to 1,000m2. SOPREMA’s bitumen roofing systems are BBA certified, impact and tear-resistant, and they are guaranteed to provide. Learn more. The purpose of a screed is to give a smooth and level floor surface on which to lay your chosen floor finish that could be vinyl, tiles, natural stone, carpet, parquet, wood and so on. Our calculator supports three mix ratios: 1:3, 1:4, and 1:5. For FREE estimates and technical advice get in touch with us today using our contact form or call us on 0207 781 8150. Tool base adjusts allowing up to 5" cutting depth; best for cutting split face block when building retaining walls. Fixit Novolac TC Dr. Providing surface and sub-surface drainage by implementing falls, to an outfall, is an integral part of waterproofing design. The unit weight of a material is. Asphalt paving machine operator salary - Floor screeds even on a concrete slab are laid each time a developer has finished the slab concret. SBR is more formally known as Styrene Butadiene Rubber. If the floor is dry and free from dust etc then Ardex NA or similar is the perfect solution, though it can be relatively expensive. Mastic Asphalt screed is manufactured from selected bitumen’s, limestone filler and specially graded aggregates. Like a lot of houses of that age, the ground floor is bitumen/asphalt over a concrete screed. It should be laid in bays not exceeding 9m2 in area, to reduce the incidence of cracking due to drying. To protect & seal floor, stone and tile surfaces with minimal visual appearance; Penetrates & cures within the pores of the surface providing a seal for extended service life; Go to product. Typical applications are the protection of concrete floors and screeds against wear from traffic abrasion, as well as a. a. Two parts, Solvent-free; Good flexibility, withstand micro cracks in concrete; Go to product. The most popular screed types include cement screed, anhydrite screed (also calcium sulphate screed), mastic asphalt screed and dry screed. From £30. This bitumen-friendly self-leveling compound is relatively easy to use and can be applied to many different types of flooring, including… Concrete, and Floor Screed; Ceramic, Porcelain, and Quarry Tiles; Plywood, Terrazzo, Old Adhesives & More; This economical product sets in as little as 4 hours, and you can apply the floor covering quickly. This is particularly important when the levelling out an uneven substrate. The source of the moisture might be the concrete itself —water vapor may. If the floor is now dry and physically sound then yes, you should be fine with a breathable underlay and hessian backed carpet. Asphalt floor screed is made by combining specific bitumens and aggregates with limestone filler. 19 2. The addition of other polymers means that it can be flexible and resistant to crack formation. . In the concrete floor was some wooden batons . Flowable liquid floor screed suitable for applying up to a depth of. How To Remove Bitumen Stains from Pavers and Kerb Edgers . Asphalt crews rely on the screed to ensure surfaces are smooth, properly textured, and ready for compaction. Patch repair mortars. 07545421044. You can screed/self levelling compound over bitumen no problem- just 2 coats of SBR dIluted 1-4 with water over bitumen, allow to dry, pour SL. There are two main types of floor screed currently used: Sand/cement floor screed ; Pumped anhydrite floor screeds ; Conventional sand/cement screed uses a relatively strong mix (1:3 cement to sharp sand) with a fairly dry, almost powdery consistency. SCHOMBURG, the construction chemicals manufacturer from Detmold, develops, produces and markets system construction materials for the national and international market. you cant put the dpm directly on to the. com - Is asphalt floor screed a blast from the past? I’m Andy Parkin, Managing Director of the Multi-Award… Asphalt Floor Screed on Vimeo1. Manchester • Member since 5 Jun 2015 • 64 jobs, 95% positive feedback. link with wall DPCs to form an impervious barrier to prevent moisture reaching the interior of the dwelling. Hardcores varied in quality - many have since proved to be totally unsuitable. An easy-to-use floor levelling compound – just add water in correct quantity as directed, mixing with a suitable Mixing Paddle and Drill for a minimum of 2 minutes Absorbent surfaces – Concrete and sand/cement screeds must be primed with Setcrete™ Acrylic Primer diluted in the ratio of 1 part primer to 7 parts waterBituminous Membrane. Where previously screed jobs required a separate pump to administer the screed, these new machines can now administer the screed directly from the mixing pan to the floor at a range of up to 60 meters. For problem floors, especially on refurbishment. It has been used as an adhesive. Blocks Aircrete, dense, aggregate, trench and concrete blocks for building. Quick-drying, flowable Calcium Sulphate Screed. Select the screed mix ratio (cement: sand) from the dropdown menu. 2. The pattern on that bitumen together with the age of the house (mid-1960s), use in the kitchen and missed areas (e. FLAT ROOF VS TERRACES. Mix this into a slurry using sbr , water , cement dust . After this screed should be laid to protect the membrane. 3. 1. However, bitumen floor screed can suffer from damage over time. Im surprised the floors lasted that long 300 will fail over bitumen everytime. The floor screed provided a smooth finish suitable for carpets or tiling. Not all coatings are acceptable or compatible on all roof surfaces. Rapid setting and quick-drying properties ensure the floor can be walked on in as little as 30 minutes, ensuring overnight and even same-day turnarounds. Acrylic coatings: Acrylic coatings. It applies to all building types. Jobs a good'n. Removal of the tiles is non-licensed work, ie. I am having these removed after being convinced by others to screed over - luckily only one bedroom and hallway was completed. Like a lot of houses of that age, the ground floor is bitumen/asphalt over a. It provides a good, smooth, hard-wearing floor surface which makes it popular in construction. Like a lot of houses of that age, the ground floor is bitumen/asphalt over a concrete screed. e. It may be applied onto either a solid in-situ concrete ground floor slab or onto a precast concrete floor unit. Asphalt floor screed is also known as mastic asphalt has a multitude of applications. Screeds or concrete surfaces to receive wood finishes:Bitumen, or asphalt, is a type of substance commonly used as a protective coating for floors. Thermal conductivity (W/mK) Acoustic plasterboard. The company keeps abreast of market developments by. Sub floor not too bad level wise but big planks so need it to be as flat as poss. Electric Concrete Saw 14". The floor is a concrete sub base with a 20-25mm bitumen screed on top of that. The cost of flow screed is between £10 and £16 per square meter, based on a 50mm thickness and a daily coverage of up to 1,500 square meters. (5m² per 5 litre container) Colour: Blue when wet, Black when dry. We had the tiles tested and they definitely contain asbestos. Out of the 7sqm of floor i guess about 1. Moisture damage to the floor had to be dealt to ensure a successful installation. Self levelling floors screed compound from the DIY Doctor store. The primer provides a key, and seals any porous surfaces that the bitumen products need to adhere to and can be applied to most of surfaces including concrete, brick work, metal materials and existing bitumen surfaces. uk. The floor is not very level so I was hoping to use some self level on top of it so I can lay a wood floor. This type of screed consists of the ingredients bitumen, sand, chippings and stone dust. They’ve been laid on bitumen. Anhydrite liquid screed works perfectly with projects involving underfloor heating systems due to faster drying times, faster self-curing and the ability to pump the liquid screed. LVTs like Karndean Amtico Moduleo etc yes. alterego. While this is not something that you can alter on the jobsite, it can mean your paver will be less reactive to any changes that. CODES / SPECIFICATION. The screed on this paver spreads and smooths the asphalt. Can be steam cleaned or pressure washed. I believe as long as it's floor grade asphalt/bitumen you can tile straight to it. Aluminium. Mastic asphalt screeds offer a variety of benefits that make them a preferred alternative to traditional concrete screeds. Apart from breaking into the existing hall floor, is there any way of finding out if the surface is just screed rather than concrete (I appreciate the difference between the two in terms of content, but not appearance). . Bituminous coating (asphalt coating) is made of bitumen based materials. Used the primer neat as guidelines suggested. Thanks for the response. EasyFlow screed is self-compacting and pump-applied, making it quick and easy to place. As for wether or not it needs to be primed, i'm not sure to be totally honest. Excellent adhesion and covering power. Option 2: Machine Grinding Removal. After removing the tiles is it possible to seal the floor with something that will stop this colour bleeding through, so that I can relay a vinyl floor. 5 ratio of cement to sharp sand. take account of possible differential. In our trade, it's most commonly used in its form as a thickish, gloopy white liquid, which echoes its roots as a. It is the semi-solid form of petroleum; thick, dark and sticky like tar. Screed (material) pumping truck. Screed has three meanings in building construction: . The most popular screed types include cement screed, anhydrite screed (also calcium sulphate screed), mastic asphalt screed and dry screed. We will cover your under floor heating system with a liquid screed that is especially. Larger the hole the more liquid will evaporate and cause more slump. Our coatings have resistant properties, ensuring durable protection and a seamless, uniform leveling on concrete. Caterpillar asphalt screeds feature hydraulic variable-width adjustment and electrically heated screed plates. If the floor is now dry and physically sound then yes, you should be fine with a breathable underlay and hessian backed carpet. Concrete Screed’s form is a soil-like type of concrete that consists of very fine bits of sand and cement. On ground floors they provideEM SCREEDS ( EAST MIDLANDS SCREEDS) is a specialist in liquid screeds perfect for getting your sub-flooring to a SR1 level standard in your garage, home or commercial properties ready for any carpet, LVT, tiles or resin flooring that you want putting in. To be completely honest it's a nightmare to get up when still sticky. Due to the nature of mastic asphalt it is not practicable to lay over insulation boards on slopes over 5˚ or vertical surfaces. Coverage: Approx 6 m at 3 mm thickness. Can be applied at 1mm to 2mm in one layer, several layers, can be applied to cover badly worn patches. Fixit Piditop 444 Dr. INSULATING SCREEDS Several proprietary screeds are available and may be one of the following: a) Lightweight aggregate formed from expanded clay or sintered pulverised fuel ash,bonded with a cement binderbitumen floor floor tiling residue screed tile tiling; Discuss bitumen residue on floor screed in the Floor Tiles area at TilersForums. Sep 9, 2017. Always check that the profile that is produced by the flail/picks selected are suitable for the material to be applied, the type and thickness of surface to be removed and the finished profile produced. DIYDave. Our tough asphalt repair products provide a heavy duty, hard wearing and long lasting repair. Quick drying (24 hours for light traffic) Excellent resistance to UV and weathering. A. Coverage: 5m². sloping concrete screed (utilizing 12 - 20 mm baby chips) admixed with ZUPA Santulan Integral Waterproofing Compound @ 100 ml / bag of cement, ZUPAF. 5 ft. It can be used as a base for resin finishes. Suitable for use over plywood substrates and MAPEI surface applied DPMs in most cases without priming. Works on any subfloor – Ardex 2-part self-levelling compound can be applied directly to pretty much ANY floor substrate including, Bitumen, Old adhesive residues, Concrete floors, floor screed, Quarry Tile, Ceramic Tiles, Porcelain Tile, Terrazzo, Floor paint, Plywood, No more ply and even Smooth/polished concrete. 1. Organic or fungal growth must be removed. Removing the laitance by sanding to provide a key for the primer and/or adhesive. Whether you need some new asphalt flooring installed or repairs to an existing asphalt floor Heritage Asphalt can help. For problem floors, especially on refurbishment. We provide excellent results through our liquid screeding and concrete flooring services. +65 98922908 or 88695136 -Whats App or SMS admin@diatomreno. If you were to take the insulating paint route, you could make significant savings. GET IN TOUCH Office Phone: +632 7900-5656 Customer support: +632 7900-5633 Bostik Philippines, Inc. Flooring Components – Top coat; Flooring Components – Wear Course; Floor Components – Base Coat;. 5 ratio of cement to sharp sand. Prime and smoothing compound then any LvT. Asphalt (1700 kg/m 3) 0. Introduction: A screeded bed is typically established approximately 5 to 10mm high, and the pavings then compacted down to the required level. Like a lot of houses of that age, the ground floor is bitumen/asphalt over a concrete screed. Asphalt floor screed is made by combining specific bitumens and aggregates with limestone filler. Aerated concrete slab (500 kg/m 3) 0. The council workman laid a latex based screed over the floor. add. It provides a good, smooth, hard-wearing floor surface, making it popular in construction. Damp coming up through concrete floor. But, it can also contain asbestos and this is when you will need. I believe as long as it's floor grade asphalt/bitumen you can tile straight to it. 13 Aug 2020. 1. At CONEXPO 2023, VÖGELE will be presenting a cross-section of its products, from the small paver, the SUPER 700i, the SUPER 1300-3i compact paver and the SUPER 1703-3i 8 ft paver through to the. 105 mm. A few floors were finished with wooden blocks laid in bitumen. Pouring hot bitumen is. Every room was covered in thermoplastic ("Marley") tiles, attached with a thin layer of bituminous adhesive. Page 1 of 2Monolithic screeds should be laid within three hours of the concrete sub-floor being poured. (and Sikafloor®-200 Level (ZA) applied on concrete or cementitious screeds interior) ≤ 60 mm. Polyurethane Primer. very easy to lay as the latex and the screed = 1 mix (all pre measured) You will need to clean your floor first and apply a neoprene primer before the screed, also available at f-ball or any decent tile outlet. BS EN 12970:2000, Mastic asphalt for waterproofing — Definitions, requirements and test methods.