ARDEX R 70 P. . Floor Screeds Vermiculite floor screeds are widely used in single and multi-story buildings. 1. However, when levelling timber floors, or screeds containing underfloor heating then only fibre-reinforced products are suitable i. Use latex slc, to max of 6mm - 10mm, for the first layer, allow to cure. Which means it will be a waste of time putting a new floor down if the latexinflg/screed blows. Watco's range of floor sealers; harden, protect, seal and dustproof floor surfaces. 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. Ne. 07545421044. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Large area repair mortars. Andrew Golle clears up the confusion surrounding screeds and explains the difference between waterproofing above or below. Lightweight, less noisy and simpler alternative to gas powered cut-off machines. Also, all pre-application preparation should be completed in accordance with the roof coating manufacturer’s requirements. 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. ARDITEX NA can also be used to encapsulate under-tile heating cables/mats onto concrete/screed/tile backing boards, prior to fixing ceramic floor tiles. Floor Coating Range or Neroflor - Discover our wide range of industrial floor coatings designed to protect and enhance your floors. On absorbent surfaces, such as cement and sand screeds, it may be necessary to damp down the surface with water before applying ARDITEX NA, to help reduce suction and pinholes. What are the Different Types of Floor Screeds. Screwfix Select. 6200 lb. (and Sikafloor®-200 Level (ZA) applied on concrete or cementitious screeds interior) ≤ 60 mm. 28 Jun 2008. After extensive data collecting, we’ve found that the savings over the life of a chromium carbide screed is between $12,000 and $13,000, depending on the make of screed. Then a primer like the one you have at 4-1 then if needed another coat at 2-1. Homes with driveways intended for many large vehicles, however, the asphalt must be 4” or more to support up to 10” of concrete. The screed acts as an insulation between the tile adhesive and tacky bitumen. Like a lot of houses of that age, the ground floor is bitumen/asphalt over a concrete screed. . link with wall DPCs to form an impervious barrier to prevent moisture reaching the interior of the dwelling. With us you will learn everything about. Bonded or Un-bonded. i try to keep up on new products and a company called ardex uk make a latex based levelling compound called (arditex na)that goes straight over bitumen to seal it. Can be used with underfloor heating systems. g where the free standing cooker was) are all indicative that there wasn't parquet on the floors and that it isn't a DPM. The inset timber battens are ther to provide a fix for the floor boards (your floor pre-dates modern glued floating floors). 1. The tiles are fixed with a bitumen adhesive (see photos). There is not only the basic performance characteristics of the screed material to consider but also. The bitumen is about 20 mm thick and, I believe, serves as moisture barrier as well as an 'appearance' finish. In the concrete floor was some wooden batons . 10. It works well in areas that need levelling and if there is a problem with insulation or damp and is a great. 5 Ltr. The pattern on that bitumen together with the age of the house (mid-1960s), use in the kitchen and missed areas (e. 22 Aug 2010. Quick-drying, flowable Calcium Sulphate Screed. Purchase your next favourite publicationARDEX manufacture a range of award-winning latex-based and water-based self levelling & smoothing compounds for internal and external use. Enter the desired depth of the screed mix (in millimeters). All screeds and smoothing compounds all have have different slump ratios. Pouring hot bitumen is dangerous and need a lot of care, do a small bit at a time, you also have to keep an eye when heating bitumen as it will expand and rises very. All conduits should be firmly fixed covered with suitable crack control mesh and given a minimum. Same as self leveller over flooring ply, 1 coat SBR 1-4, pour away, happy days. For levelling or smoothing differences in thickness of 1-10 mm to receive all types of floor coverings. . Bitumen is a black, tacky and hardwearing. I would use a latex screed (f-Ball green bag) with 114 latex. 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. BS EN 13318, Screed material and floor screeds — Definitions. Our screed plates have proven themselves to last at least four times longer than the OEM screeds. Concrete Screed’s form is a soil-like type of concrete that consists of very fine bits of sand and cement. There were loads of embedded circles from creeping under the weight of various furniture. We're ready to help with your questions and requests. Wayners, Jan 8, 2021. The surface of the screed should be finished according to the type of wearing surface or flooring that is to be laid. 13 Apr 2005. Posted on February 11, 2023 by IKO-Team. 2. From what I can see its a bit of a can of worms when the subfloor is bitumen/bitumen coated. Price Addition Info. I believe as long as it's floor grade asphalt/bitumen you can tile straight to it. com. Ceramic coverings. Mastic asphalt screeds offer a variety of benefits that make them a preferred alternative to traditional concrete screeds. September 08, 2023. Self-levelling smoothing compound, designed for smoothing and levelling internal floors. 4 °C to 35 °C. Bitumen is usually on the back of carpet tiles and sometimes is left once they have been removed scrape and sand it off. Our solutions include waterproof membranes, waterstops, joint sealants and protective coatings. #1 Long time reader, first time poster. humidity, temperature of substrate +15 °C. We have removed the wooden batons ,but we want to put down a new wooden floor. To be completely honest it's a nightmare to get up when still sticky. 2. If you’re a contractor and would like to become an approved installer of our systems please contact us on 0113 245 5450. A scabbler would do quite a lot of surface breaking which would, unless you were extremely diligent, probably leave some bitumen residue which stops the latex or smoothing compound from bonding to the floor. Apply standard water-based (concrete application) slc to all of floor. 2. 27 Sep 2021. 7. Awards and Accreditations. Values given with 20 °C and 65 % rel. Floating engineered wood is ok. We had the tiles tested and they definitely contain asbestos. 3 Terms and definitions 1. Page 1 of 2 Monolithic screeds should be laid within three hours of the concrete sub-floor being poured. Ortigas Jr. Concrete Repair. I believe that what is on that floor is probably Marley (or similar) vinyl or linoleum tile. There’s a bitumen layer on the screed which was used as tile adhesive (tiles no longer present), I’ve had this tested by a surveyor, this contains Chrysotile (white asbestos), which I read can be removed by non licensed contractors (but still have to operate under 2012 control of asbestos regulations). I bought some real wood (oak) to lay over the ground floor of my ex-Council house which was built in the 50's. High strength surface bonding for wood, paper, veneers, stone, fabrics, plaster, concrete, renders and cement screed, plasterboard, wall coverings, bitumen, polystyrene tiles, painted surfaces, walls,. Tool base adjusts allowing up to 5" cutting depth; best for cutting split face block when building retaining walls. (5m² per 5 litre container) Colour: Blue when wet, Black when dry. Home Subfloor Preparation & Levelling. Fixit Piditop 444 Dr. The inset timber battens are ther to provide a fix for the floor boards (your floor pre-dates modern glued floating floors). It's a complete lack of knowledge on your floorlayers part or possibly just a carpet fitter. Re: Asphalt floor. take account of possible differential. We provide excellent results through our liquid screeding and concrete flooring services. Day 4: fit vinyl. Because concrete has the potential to hit very high strengths, it is used across the construction industry for structural purposes – including floor slabs. Good afternoon everybody, I have recently purchased a house with old asbestos floor tiles. As it's technically tarmac i wouldn't see the need to. Country of Manufacture: United Kingdom. I had a friend in the abestos business test the tiles and they confirmed the tiles contain asbestos. The main water supply to the house comes through front door way, up the hallway. Is there a primer I. 3. Damp coming up through concrete floor. Suitable for use over plywood substrates and MAPEI surface applied DPMs in most cases without priming. From £30. . Asphalt/bitumen floor repair before screeding and fitting amtico . Typical applications are the protection of concrete floors and screeds against wear from traffic abrasion, as well as a. 2 Multiple Layer Two or more layers of bitumen felt laid with over- lapping joints and bonded together with bitumen. Cleaning up Concrete floor covered in Bitumen – Tile. Prices vary from £161 - £170 for 40m². Our tough asphalt repair products provide a heavy duty, hard wearing and long lasting repair. Only one coat though. It can be used over most existing adhesive residues, including bitumen. 1. SCREED DEPTHS- HIGHFLOW S From 15mm bonded for TS15, 30 unbounded 35mm floating domestic (40mm commercial) 35mm UFH pipes with HTC FOOT TRAFFIC 24-48 hours SCREED SUPER POWERS Up to 2000m2 per day. Screwfix Select. We get loads of sub floored Ashphalted as it’s great for a Dpm and building the levels up from parquet wood being taken up. 5 ratio of cement to sharp sand. The screed on this paver spreads and smooths the asphalt. Neverthel. 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. If the moisture is only. Re: Asphalt floor. Removal of Asbestos Bitumen Glue & Adhesive: Cost + VAT. Blocks Aircrete, dense, aggregate, trench and concrete blocks for building. I have approximately 50m2 of floor (3. Easy to install and self-compacting, cementitious flowing screed is designed for use over thermal or acoustic installation as it improves efficiency by eliminating drafts, preventing pipes from freezing and creating a moisture. Option 2: Machine Grinding Removal. 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. Bitumen, a substance that was commonly used as an adhesive in the 20th century, was initially regarded as the perfect solution for those who wanted to glue down a floor to an underlay quickly and efficiently – but these days, floor installers are recommending you steer clear from using this smelly, viscous material, as it can create all kinds. The surface of the screed should be finished according to the type of wearing surface or flooring that is to be laid. Liquid Screeding. Fixit Pidipoxy MI-EP REPAIR Dr. For further advice call our Technical Advisors on 01483 418 418, or use the button below to contact us. Trade levelling and smoothing compound, protein-free with low odour and high compressive strength. #3. Like all screeds, it is not intended to be the finished, wearing surface. The sand & cement screed must be reinforced using a galvanised steel mesh as recommended in AS3958. It is essential when a floor that is next to the ground is constructed, that a proper damp proof membrane is placed to prevent these issues. This should consist of 1 part cement to 4 parts clean coarse sand by volume and be finished with a wooden float to a smooth surface. 7. Theses products can be applied as an asphalt Resurfacer or screeding the surface. From basecoats and rollers to a range of levelling compounds, shop our floor levelling products from trusted brands. Day 1: uplift old vinyl, clean floor, Arden NA floor, you can’t walk on it for a few hours. 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. IS 2571 Laying of in-situ cement concrete flooring. Easy-Melt bitumen is simple to use, as the blocks are just. Day 2: apply Ardit liquid DPM - room will be out of use for most of the day. I don't really see any reason why you would have to wash off the PVA. 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. 237. Our costs are ballpark averages – get a local tradesperson to quote now. Mastic Asphalt screed is manufactured from selected bitumen’s, limestone filler and specially graded aggregates. Screeds should be laid to the specified. If that was the case it's easy to get up, as usually 9/10 times it's concrete underneath. Bitumen is often part of the floor structure for screed. Reinforced with ScreedMax Fibres or mesh. 2 hours after installation of the screed the surface can be walked on and will be fully dried out in 24 hours when. Due to the different particle matrix in a granolithic. There may be a minimum call out charge so you should check by speaking to a member of the team. I'm not 100% convinced they are asbestos tiles - but I best err on the side of caution. Contact. The aim of the research was focused on the functionality of three types of waterproofing screeds from the perspective of their use in building structures. For example, when laying 35mm thick flags, the screed level will be established at 27-30mm below finished paving level, leaving the paving 5-8mm high which is then tapped down to the correct level. a long piece of writing, especially one that is boring or expresses an unreasonably strong…. 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. 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. ARDEX R 70 P. Suitable to receive floor coverings after 4 hours. Floor finishes should be applied with the correct adhesives, for example: bitumen rubber emulsion (in accordance with BS 8201) proprietary adhesives (assessed in accordance with Technical Requirement R3) in accordance with manufacturers' instructions. 300 dries very hard Bitumen is soft so not compatible. This is particularly important when the levelling out an uneven substrate. concrete floor self leveling. #1 Hi, I'm doing a kitchen modernisation in my ex-Council house which was built in 1947. It removes differences in thickness from 1-10mm. Vogele When paving, the last point of contact between the paver and the final product is the screed. Was £59. Paint or roller this over your bitumen then screed away (follow mix/drying instructions on sbr tub) Screeds & Mortars for tiling works. The aim of the research was focused on the functionality of three types of waterproofing screeds from the perspective of their use in building structures. 27 Sep 2021. We service over HDB, condo in Singapore. 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. Caterpillar offers a broad range of asphalt paving equipment that competes in the rubber tire, steel track and rubber belted markets. Here at Flow Screed Servicing we. EasyFlow screed is self-compacting and pump-applied, making it quick and easy to place. In most rooms, the tiles are still in place, in varying conditions. Mixing Ratio. Bitumen can be problematic for tiling over and cause unnecessary damage and stress – the last things you want to endure during a renovation project. SOPREMA’s bitumen roofing systems are BBA certified, impact and tear-resistant, and they are guaranteed to provide. Fixit Novolac EP Dr. We have made the decision to self level the area. 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). Hi Pete, I have the answer. Quick drying (24 hours for light traffic) Excellent resistance to UV and weathering. THICKNESS. Prime and smoothing compound then any LvT. 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. It is the semi-solid form of petroleum; thick, dark and sticky like tar. 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. £75 per m2. Typically; self-levelling compounds are suitable with most screeds, including sand:cement, anhydrite and flooring grade asphalt. Iam a floor layer with 25 five years experience. SBR is more formally known as Styrene Butadiene Rubber. ARDEX manufacture a range of award-winning latex-based and water-based self levelling & smoothing compounds for internal and external use. Moreover, concrete provides a more rigid and even surface for the tile installation. This is particularly important when the levelling out an uneven substrate. Coat Depth: 1-10mm. Click the “Calculate Materials” button to get the estimated amount of cement and sand needed for your project, displayed in kilograms. The use of a spiked roller can further improve the product performance. It is probably a low content, eg. Moreover, the screed and LVT will prevent moisture evaporation, further exacerbating the problem. Quick-drying, flowable Calcium Sulphate Screed. Fixit Novolac Screed Dr. com 35th Floor Raffles Corporate Center F. I have an early 1970s bungalow with concrete floor. Bituminous membranes are perfect for waterproofing roofs, basements, below-ground structures, bridges and other structures. Density (kg/m 3) = Mass (kg)/Volume (m 3). . Specialist blast, ballistic blocks and fast beam and block materials. The under surface is finished with a polyethylene foil of 12 micron thickness. For example, when laying 35mm thick flags, the screed level will be established at 27-30mm below finished paving level, leaving the paving 5-8mm high which is then tapped down to the correct level. On absorbent surfaces,. When it is expressed in the basic SI Unit of mass (kg/m 3), it is usually referred to as density, but when expressed in terms of weight (kN/m 3), it is usually referred to as unit weight. The remelting shall be done at the site in a mechanical mixer; the mastic temperature shall not exceed 200 degrees C during remelting. Coarse anti slip finish to reduce accidents. Bitumen, also known as asphalt, is a sticky, black and highly viscous liquid or semi-solid form of petroleum. It came up quite easily and I re-made the floor using "proper" floor levelling screed. I used a wrecking bar to lift it. Today, new solid floors are far more substantial, typically comprising 150mm of compacted hardcore, 50mm of sand, a polythene sheet DPM, 100mm of concrete, then. Heidelberg Materials EasyFlow screed is a high-quality cement-based free-flowing material suitable for all internal domestic and commercial floors. Removal of Asbestos Bitumen Glue & Adhesive: Cost + VAT. BAY SIZE. Note: ARDEX A38 / A48 Rapid Set Screed does not require additionalAsphalt Plant Locations & Delivery. a. This has left a black bitumenous residue on the concrete screed and I'm concerned about tiling. Engineering News Online provides real time news reportage through originated written,video and audio material. A scabbler would do quite a lot of surface breaking which would, unless you were extremely diligent, probably leave some bitumen residue which stops the latex or smoothing compound from bonding to the floor. 1. Will make new screed blow. 1. co. For FREE estimates and technical advice get in touch with us today using our contact form or call us on 0207 781 8150. There are many proprietary screeds on the market and information about these can be obtained from the manufacturer. 5 mm) (No. The bitumen mastic blocks shall be broken into pieces and then stocked in layers first round the sides and then inwards towards the center of the mixer. Asphalt crews rely on the screed to ensure surfaces are smooth, properly textured, and ready for compaction. It cures in 2-4 hours and is extremely flexible. membrane is to be laid above the base level it can either be polyethene sheeting or at least 3 coats of cold-applied bitumen solution. If the floor slab or screed is less than 5mm out of level you can use a self-levelling flooring compound, or self levelling screed. If it's going to be level and 2"-3" thick i don't see the need for SLC. The floor screed provided a smooth finish suitable for carpets or tiling. Asphalt paving machine operator salary - Floor screeds even on a concrete slab are laid each time a developer has finished the slab concret. Asphalt floor screed is made by combining specific bitumens and aggregates with limestone filler. R703. Our coatings have resistant properties, ensuring durable protection and a seamless, uniform leveling on concrete. It is not a wearing screed – must receive tiles or other floor covering after application of a suitable topping screed Weberfloor Base Rapid Weberfloor Base is a rapid-drying, self-smoothing renovation screed which can be used for levelling concrete, wooden boards, anhydrite screed, sand/cement screed, insulation board, tiles and bitumen. 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. View Details. BS 8218:1998, Code of practice for mastic asphalt roofing. For all that are researching. If it's going to be level and 2"-3" thick i don't see the need for SLC. #1. This high-production paver offers a fast-heating screed system, durable components, and easy to use technology. Polymer modified. All Products. We have everything from epoxy repair mortars, flexible fillers, self-levelling screeds, emergency pipe repair kits and road repair products to ceramic pipe repair. Theses products can be applied as an asphalt Resurfacer or screeding the surface. Electric Concrete Saw 14". Screwfix Select. It is often made from concrete, but it can also be made out of asphalt or wood. com. Bituminous Coating Waterproofing. Removal of the tiles is non-licensed work, ie. BS EN 12970:2000, Mastic asphalt for waterproofing — Definitions, requirements and test methods. Liquid-applied membrane (LAM) is a monolithic, fully-bonded, liquid-based coating suitable for many waterproofing and roofing applications. Mastic Asphalt Screed. 3. 2. Option 1: Chemical Removal. Wet screeding should be programmed to allow sufficient drying out time before dry lining is to commence. Asphalt (1700 kg/m 3) 0. r. Ground-bearing concrete floor slabs should be protected against ground moisture by providing a continuous damp proof membrane (DPM). 24 Oct 2014. Preferred methods of floor construction for such premises are full-thickness trowelled concrete or a topping on a concrete base. A floor screed is usually a cementitious material made from a 1:3 or 1:4. Suitable Application. It has been used as an adhesive. In our trade, it's most commonly used in its form as a thickish, gloopy white liquid, which echoes its roots as a. 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. Screeds & Toppings 1. Mastic Asphalt Screed should be laid directly to the primed concrete/ sand & cement screed wherever possible. ph@bostik. 22 Aug 2010. laminate is ok. In the front half, the screed sounded very hollow and had a number of cracks in it. wrap hessian sleeving around all of the pipes ensuring they're covered. Wet screeding should be programmed to allow sufficient drying out time before dry lining is to commence. Can you paint an asphalt floor? If you have asphalt floors, you can paint the tiles to give the room a new look. When tacky mix self leveling floor screed , putting sbr in the screed . Watco Safety Grip. As a result, areas of up to 1,000m2. The old adhesive should of been removed. ® Construction Chemicals’ range of specialised floor coatings are screeds based on bitumen, dry shake cementitious materials, self levelling cementitious screeds, epoxies and polyurethanes. Go to project. 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. All the best JJ. The most popular screed types include cement screed, anhydrite screed (also calcium sulphate screed), mastic asphalt screed and dry screed. Method 1. Asphalt floor screed is made by combining specific bitumens and aggregates with limestone filler. Bitumen floor screed is an eco-friendly, cost-effective and aesthetically pleasing flooring solution that has been gaining popularity in recent years. 2. Whether you need some new asphalt flooring installed or repairs to an existing asphalt floor Heritage Asphalt can help. Specialist blast, ballistic blocks and fast beam and block materials. Prime the concrete part of the floor. I have come across a bitumen floor (mixed with sand) that was around. My house was built 1950. Remove parquet and some bitumen, seal the floor and remaining bitumen, then use a self levelling compound to level the floor. 3. co. There was bumps and bad areas of patching that hadn't quite adhered properly. You can put concrete over asphalt, and it is a great choice as a driveway base for residential homes. Asphalt Tarmac offers the widest range of asphalt and high-performance road surface solutions in the UK. 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. 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. Floor and Roof Screeds Vermiculite concrete screeds are light, insulating and intrinsically fire resistant. Don't use a bitumen at all, you are correct eventually your screed will fail. For FREE estimates and technical advice get in touch with us today using our contact form or call us on 0207 781 8150. In addition, this product is winning “mat-smoothness” awards because we. If the floor is now dry and physically sound then yes, you should be fine with a breathable underlay and hessian backed carpet. . Technical Data. MMA flooring has a unique chemical structure that allows for newly laid resin flooring systems to be fully serviceable. Is there any way we can screed over the bitumen?Or is there a damp proof product that can go over the. 25. Today, new solid floors are far more substantial, typically comprising 150mm of compacted hardcore, 50mm of sand, a polythene sheet DPM, 100mm of concrete, then around. ARDEX R 7 PP. A. Medium Duty. Bitumen, also known as asphalt, is a sticky, black and highly viscous liquid or semi-solid form of petroleum. A Tables of U-values and thermal conductivity 6. Introduction: A screeded bed is typically established approximately 5 to 10mm high, and the pavings then compacted down to the required level. uk. Part 6. The floor in the living room is a bitumen floor, and it was in a very sorry state. Got a timber floor to put down for a customer. This procedure covers the methodology to be followed for carrying out IPS Flooring in line with the approved technical specifications. allatt champion screeds 600a 3 piece screed part # description qty alternate oem# ala70001 screed plate 8ft 1 10347185 ala70290-1 screed ext. I'm only diy here but I would suggest a SBR Slurry coat over the bitumen would aid adhesion between the layers. Phone: +1 954 686 8782. Screeds or concrete surfaces to receive wood finishes:Mastic asphalt is ideal for use as a flooring solution, creating a smooth but tough and durable surface. Fixit Piditop 333 Dr. There are two main types of floor screed currently used: Sand/cement floor screed ;. Asphalt Paving Machines. Aerated concrete slab (500 kg/m 3) 0. It can be used as a base for resin finishes. Liquid waterproofing membrane can be of a spray-applied liquid layer composed of polymer-modified asphalt. take account of possible differential. Asphalt paving repair contractors - Floor screeds even on a concrete slab are laid each time a developer has finished the slab concrete. Flexible system to cope with natural movements in the asphalt. The tiles have been removed in some rooms, leaving the bitumen, probably <1mm thick, and not sticky. 2.