Mapei UK Official site. 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. There is not only the basic performance characteristics of the screed material to consider but also. 105 mm. Ortigas Jr. Fixit PU Plain Injection Dr. An extremely high-quality flexible floor screed for both children’s play areas and equestrian environments. Hope this helpsHowever, 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. ceramics I don’t know. Floor, pavement, joint repair mortars. 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. Liquid screed is also more environmentally friendly than sand cement screed, offers ergonomically friendly installation and there is no risk of cement burns to workers. I would prefer not to have to screed the whole floor. As it's technically tarmac i wouldn't see the need to. With us you will learn everything about. 6 Tiling over bitumen adhesive, some helpful tips: 7 Tiling over old adhesive, is this possible,. As for wether or not it needs to be primed, i'm not sure to be totally honest. 4 litres of clean water. There are many proprietary screeds on the market and information about these can be obtained from the manufacturer. At Rawlins Paints, we stock a wide range of asphalt, concrete and metal repair products to deal with damage to floors, walls, pipes, driveways and other surfaces. we don't need a specialist. then a liquid membrane goes over this called ardex dpm 1c. Ambient Air Temperature. How to paint concrete floors to look like marble - Floor screeds even on a concrete slab are laid each time a developer has finished the sl. 2-2012 Waterproofing. Each week,an average of 240 899-page impressions are generated by over 64 719 online. They are available in rear-extender and front-extender models. Like a lot of houses of that age, the ground floor is bitumen/asphalt over a concrete screed. Request ARDEX Warranty. I've taken up some old thermoplastic floor tiles laid in the early 70's. On anhydrite surfaces prior to applying cement-based products. 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. 2. The holes can be filled with a liquid bitumen or epoxy based floor filler. We have everything from epoxy repair mortars, flexible fillers, self-levelling screeds, emergency pipe repair kits and road repair products to ceramic pipe repair. Pavers and windrow elevators provide versatile and reliable solutions to demanding paving applications. They’ve been laid on bitumen. 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. High abrasion resistance High impact and chemical resistance Water-based and hence VOC Compliant. Three choices for successful screed selection in commercial paving. Mixing Ratio. Work method Statement for IPS and Tremix Flooring (VDF) SCOPE/PURPOSE. For a bagged liquid screed, ARDEX offer ARDEX A 70 GYPFLO. This has left a black bitumenous residue on the concrete screed and I'm concerned about tiling onto it. When paving, the last point of contact between the paver and the final product is the screed. Where it is used over timber/plywood decks, a separating layer of Black Sheathing Felt will be required. 5:25 AM. Find your nearest reseller. Ground bearing concrete floors - 1960s to 1990s. This was screwed to the concrete floor underneath, also stuck down with loads of stinky bitumen. Due to the nature of mastic asphalt it is not practicable to lay over insulation boards on slopes over 5˚ or vertical surfaces. We had the tiles tested and they definitely contain asbestos. 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. It's a complete lack of knowledge on your floorlayers part or possibly just a carpet fitter. Concrete; Sand/cement screeds; Anhydrite screeds; Wooden boards; Underfloor heating/warming; Insulation boards; Existing tiles; BitumenMastic Asphalt Screed admin 2020-05-21T19:36:07+00:00. See moreIm surprised the floors lasted that long 300 will fail over bitumen everytime. Was asked to quote for sanding and refinishing an old parquet floor, but when I did survey I found that a lot of the blocks are loose and need re-laying. It is also regularly installed in place of traditional screed for including: Tile and stone. Also, all pre-application preparation should be completed in accordance with the roof coating manufacturer’s requirements. 13 Aug 2020. The bitumen is less than a millimetre thick - painted on by all accounts. 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. It may be applied onto either a solid in-situ concrete ground floor slab or onto a precast concrete floor unit. 6 Tiling over bitumen adhesive, some helpful tips: 7 Tiling over old adhesive, is this possible,. There are many proprietary screeds on the market and information about these can be obtained from the manufacturer. This site contains a wealth of information on our extensive product range, along with a selection of videos demonstrating their application. Sika's Industrial Flooring Solutions Can Benefit Your Project. 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. Enter the desired depth of the screed mix (in millimeters). Medium Duty. “Vibratory screeds generally achieve 75% to 85% density behind the screed, whereas compaction screeds will achieve approximately 85% to 92% and high-compaction screeds could get as high as 96%. The cost of a traditional screed is between £11 and £14 per square meter, based on a thickness of 75mm and a daily coverage of 125 square meters. 2. This high-production paver offers a fast-heating screed system, durable components, and easy to use technology. Most important is durability and speed of curing. 13 Apr 2005. More Information. However, I contacted a specialist anyway, and we are looking at £400 + VAT to remove the tiles. 5 ratio of cement to sharp sand. I have just unearthed some papers which indicate that the extension area has 50mm of screed on top of a 100mm slab of concrete. Watco asphalt crack filler is a polymer modified, flexible crack filler for asphalt and tarmac surfaces. Price Addition Info. 3. Subfloor should be level to + - 3mm over a 5 Meters. Reinforced with ScreedMax Fibres or mesh. Fixit Pidicrete WP 19 – 24 Dr. It has been used as an adhesive. Moreover, concrete provides a more rigid and even surface for the tile installation. Can be used on concrete, screeds and stone floors. Spread evenly over the floor surface with a steel screeding trowel to give the required thickness. We're ready to help with your questions and requests. Liquid screed floor on the other hand is an. 25. I’ll assess condition of subfloor when I lift the small area. Polyurethane Primer. It is often made from concrete, but it can also be made out of asphalt or wood. 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. Can you paint an asphalt floor? If you have asphalt floors, you can paint the tiles to give the room a new look. Preferred methods of floor construction for such premises are full-thickness trowelled concrete or a topping on a concrete base. 10. THICKNESS. Concrete floor with bitumen paint – more bitumen or seal . 33312. 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. The only problem being sbr additive is expensive . If the designer considers that. Heating is not required for cold mastics, they are immediately ready for use, but they are more expensive than the first option. Option 1: Chemical Removal. Answered 22nd Aug 2016. It removes differences in thickness from 1-10mm. 7 m (8' - 15' 6") Maximum Paving Width. 5 ratio of cement to sharp sand. Then use the correct screed. The unit weight of a material is. Coupled with the fact that laying a new floor on top of old bitumen can cause a negative reaction to the new material, it is best to remove bitumen floors before looking to lay a new one. It should be laid in bays not exceeding 9m2 in area, to reduce the incidence of cracking due to drying. Can be used with underfloor heating systems. e. 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. 85kg Latex Coverage: 5m2 at approximately 3mm thick. Prime the concrete part of the floor. We provide a solution for all types of flat roof constructions, whether your project is a new build or refurbishment. 2. Accepts subsequent floor coverings in 4 hours. you cant put the dpm directly on to the. Road. 5 mm) (No. Fixit Piditop 444 Dr. Building products Quality assured building products for. My house was built 1950. alterego. Used the primer neat as guidelines suggested. 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. (Picks are used on large ride on models). 1 Option 1: Use a floor grinder to remove old adhesive: 1. Flowable liquid floor screed suitable for applying up to a depth of. The addition of other polymers means that it can be flexible and resistant to crack formation. 0. Shop our full repair range for cracks online at watco. May 6, 2007 #1 I've taken up some old thermoplastic floor tiles laid in the early 70's. I have approximately 50m2 of floor (3. Cleaning up Concrete floor covered in Bitumen – Tile. Two parts, Solvent-free; Good flexibility, withstand micro cracks in concrete; Go to product. 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. Definitions The following definitions are used in this document. It is the semi-solid form of petroleum; thick, dark and sticky like tar. Screed Weight. ALL FLOORING PRODUCTS. I don't really see any reason why you would have to wash off the PVA. Furthermore, a number of special polyurethane products can be installed as insulation under poured-asphalt floor screed and withstand temperatures of +200°C without additional heat protection, or can be used for cold-temperature applications down to –180°C. Caterpillar asphalt screeds feature hydraulic variable-width adjustment and electrically heated screed plates. 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. #1. Fixit Super Latex Pagel ZL10 Pagel U40 Dr. 1 Weep screeds. Click the “Calculate Materials” button to get the estimated amount of cement and sand needed for your project, displayed in kilograms. I'm not convinced this is enough and so I was planning to ask he does the following. Our tough asphalt repair products provide a heavy duty, hard wearing and long lasting repair. As it's technically tarmac i wouldn't see the need to. Coverage: 5m². bitumen and can be used in flat roofing sealed with bituminous roof covering. Iam a floor layer with 25 five years experience. 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. #2. Anhydrite screed usually costs in the range of £15 – £20 per sqm,. 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. How to make concrete slab waterproof - Floor screeds even on a concrete slab are laid each time a developer has finished the slab concrete. Technical Data. Subfloor Preparation & Levelling. 1. 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. 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. The inset timber battens are ther to provide a fix for the floor boards (your floor pre-dates modern glued floating floors). ON AVERAGE: £20 – £40 PER SQM. When tacky mix self leveling floor screed , putting sbr in the screed . Once you break through to concrete level an SDS brings it up in lumps. Flooring Options for Basement with Uneven Concrete Slab. £14 per m2. Suitable for use with underfloor heating and for encapsulating electric cable undertile heating systems. Page 1 of 2Monolithic screeds should be laid within three hours of the concrete sub-floor being poured. 1. 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. In modern construction, , manufactured from bitumen modified with limestone fillers and specially graded aggregates. protection, inspection and testing, maintenance and repair for in situ mastic asphalt for flooring applied as a wearing surface or underlay, incorporating waterproof membranes. Is there a primer I. 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). Prices vary from £161 - £170 for 40m². 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,. 26 galvanized sheet gage), corrosion-resistant weep screed or plastic weep screed, with a minimum vertical attachment flange of 3 1 / 2 inches (89 mm), shall be provided at or below the foundation plate line on exterior stud walls in accordance with ASTM C926. It can be applied over virtually any substrate such as old adhesive residues and ceramics. I believe that what is on that floor is probably Marley (or similar) vinyl or linoleum tile. To help determine the. 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. The floor is approx 30mm of screed on top of a concrete floor slab (see photo) My house was built in 1962. This is particularly important when the levelling out an uneven substrate. (14) For steps, ramps and floors, in wet or oily areas. Furthermore, a number of special polyurethane products can be installed as insulation under poured-asphalt floor screed and withstand temperatures of +200°C without additional heat protection, or. Like a lot of houses of that age, the ground floor is bitumen/asphalt over a concrete screed. Asphalt floors. You need a flooring professional to use an epoxy liquid DPM and screed suitable for this area and is not a job you should think to attempt 1 pinhole is a failed floor. Go to project. For levelling or smoothing differences in thickness of 1-10 mm to receive all types of floor coverings. This type of screed is used in a variety of. Due to its properties during installation, mastic asphalt is already prepared so that compression by heavy rollers is not required. Jobs a good'n. Balconies, Walkways and Terraces; Podium Deck Flooring Solutions; Internal Flooring Solutions; Paving Solutions; Floor Components – Accessories. 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. 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, concrete, lime-sand bricks and marl stone, the. Trade levelling and smoothing compound, protein-free with low odour and high compressive strength. 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. Moreover, the screed and LVT will prevent moisture evaporation, further exacerbating the problem. Layer Thickness. Wayners, Jan 8, 2021. e. As it might sound, a bonded screed is applied directly to the. I wouldn’t recommend screw & plugging ply it will cause the bitumen to crack and then fail the ply. 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. John Malone - Screed technical sales officer: 0797 760 5040. . Labour. The remaining screed is pitted and covered in old bitumen in places. For FREE estimates and technical advice get in touch with us today using our contact form or call us on 0207 781 8150. ARDEX manufacture a range of award-winning latex-based and water-based self levelling & smoothing compounds for internal and external use. 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. 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. A minimum 0. Coverage: Approx 6 m at 3 mm thickness. 2%, and it is white asbestos which is the least dangerous type. You can then lay your new floor on top. SOPREMA’s bitumen roofing systems are BBA certified, impact and tear-resistant, and they are guaranteed to provide. Fixit Pidipoxy EC Dr. Re: Asphalt floor. Asphalt floor screed is made by combining specific bitumens and aggregates with limestone filler. Manchester • Member since 5 Jun 2015 • 64 jobs, 95% positive feedback. 7. Typical applications are the protection of concrete floors and screeds against wear from traffic abrasion, as well as a. SCREEDS SAND AND CEMENT Some types of sub-structure require a sand and cement screed to receive the asphalt. Bitumen adhesive employed to stick the first layer of roofing felt to the roof surface ( or to the underlay when used ) or one layer ~of roofing felt to another and as a top dressing. 6200 lb. I believe that what is on that floor is probably Marley (or similar) vinyl or linoleum tile. Asphalt/bitumen floor repair before screeding and fitting amtico . Good afternoon everybody, I have recently purchased a house with old asbestos floor tiles. R703. a long piece of writing, especially one that is boring or expresses an unreasonably strong…. link with wall DPCs to form an impervious barrier to prevent moisture reaching the interior of the dwelling. I am concerned that it could cause problems for underlay and carpet, by for example causing the underlay to break down unduly rapidly (underlay will rot anyway). Home. If the surface is in screed, the bituminous membrane is the ideal solution. Answered 12th Jun 2022. A. The DPM should: have sealed laps of at least 300mm wide. 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. Bituminous coating (asphalt coating) is made of bitumen based materials. 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. laminate is ok. We have had to remove an old wooden floor which had concrete below it -which was coated by bitumen . 2%, and it is white asbestos which is the least dangerous type. Is there any way we can screed over the bitumen?Or is there a damp proof product that can go over the. A commitment available to all designers, contractors, users and clients thanks to innovative products and solutions with the lowest impact on the environment. They are simply made by mixing exfoliated vermiculite aggregate with Portland cement and water. It works well in areas that need levelling and if there is a problem with insulation or damp and is a great. In the end I used an old 2" chisel. We have made the decision to self level the area. Mixed screed accepts light foot. 10. As for wether or not it needs to be primed, i'm not sure to be totally honest. b. . I had a similar problem, Juniper. There was bumps and bad areas of patching that hadn't quite adhered properly. 5 ratio of cement to sharp sand. Remove parquet and. 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. Bitumen can be problematic for tiling over and cause unnecessary damage and stress – the last things you want to endure during a renovation project. you cant put the dpm directly on to the bitumen as. It provides a good, smooth, hard-wearing floor surface, making it popular in construction. 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. Providing surface and sub-surface drainage by implementing falls, to an outfall, is an integral part of waterproofing design. #3. How To Remove Bitumen Stains from Pavers and Kerb Edgers . How long to let a concrete walkway cure. Fixit Pidipoxy MI-EP REPAIR Dr. Screed (material) pumping truck. 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. SCHOMBURG, the construction chemicals manufacturer from Detmold, develops, produces and markets system construction materials for the national and international market. Screwfix customers rate this product 4. Fixit Piditop 333 Dr. Tanking garages and sheds. 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. While blisters and bubbles may look similar (they’re unsightly either way!), their causes are quite different. Customer Service Email: phil-customer. In modern construction, , manufactured from bitumen modified with limestone fillers and specially graded aggregates. I have attached a photo after removal. The most popular screed types include cement screed, anhydrite screed (also calcium sulphate screed), mastic asphalt screed and dry screed. I agree with your damp guy's assessment - take the timber up, strip the bitumen (horrible job), take the timber battens out and fill the holes, then put in a 2- or 3-coat epoxy resin DPM which will seal the surface properly. Mastic asphalt screeds offer a variety of benefits that make them a preferred alternative to traditional concrete screeds. Mastic Asphalt Screed should be laid directly to the primed concrete/ sand & cement screed wherever possible. 4. Due to the different particle matrix in a granolithic. Bituminous membranes are perfect for waterproofing roofs, basements, below-ground structures, bridges and other structures. Fixit Novolac EP Dr. 28 Jun 2008. Acrylic coatings: Acrylic coatings. Asphalt crews rely on the screed to ensure surfaces are smooth, properly textured, and ready for compaction. Quick-drying, flowable Calcium Sulphate Screed. 5 ft. I agree with your damp guy's assessment - take the timber up, strip the bitumen (horrible job), take the timber battens out and fill the holes, then put in a 2- or 3-coat epoxy resin DPM which will seal the surface properly. It is essential that this. Fixit Novolac Screed Dr. Theses products can be applied as an asphalt Resurfacer or screeding the surface. The floor must be thoroughly swept to remove all traces of dust and loose particles, taking. can be installed in one coat at the required thickness using heat. Concrete Repair. Using a spirit level to check the level of a floor and measure thickness of screed required. 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. GET IN TOUCH Office Phone: +632 7900-5656 Customer support: +632 7900-5633 Bostik Philippines, Inc. Mastic asphalt screed has many advantages when. £18 - £22 per m2. It can be used as a base for resin finishes. We provide a solution for all types of flat roof constructions, whether your project is a new build or refurbishment. Our floor coating systems are designed to suit the specific conditions of a particular industry area, including automotive, electronics, chemical, food and beverage facilities, warehouses, parking garages, etc. 00 (Ex VAT) New lower price. A modified granolithic wearing screed incorporating Isocrete Polymer 70 to provide a tough, hardwearing heavy duty floor. Commissioning the underfloor heating before tiling commenced. Rigid polyurethane foam (PUR/PIR) is a thermosetting plastic and does not melt under the effects of fire. Blocks Aircrete, dense, aggregate, trench and concrete blocks for building. The screed mixture is then poured onto the surface and levels itself out, which makes the installation very easy. Ask a question. Andrew Golle clears up the confusion surrounding screeds and explains the difference between waterproofing above or below. h. Fixit Piditop 444 Dr. 3. 5 ratio of cement to sharp sand. This is particularly important when the levelling out an uneven substrate. This high-performance screed is fully British Standards-compliant and CE marked. 2 hours after installation of the screed the surface can be walked on and will be fully dried out in 24 hours when. 1300 788 780. If that was the case it's easy to get up, as usually 9/10 times it's concrete underneath. After this screed should be laid to protect the membrane. Ltd. All screeds and smoothing compounds all have have different slump ratios. Anyway, I asked the council to send someone round to fix the floor. 5/5. The inset timber battens are ther to provide a fix for the floor boards (your floor pre-dates modern glued floating floors). Moreover, the screed and LVT will prevent moisture evaporation, further exacerbating the problem. Make SBR / Slurry mix and paint over floor area (ensuring fully covering Bitumen adhesive) - leave to dry. Bituminous compounds must be removed completely. In addition, this product is winning “mat-smoothness” awards because we. It can be used over most existing adhesive residues, including bitumen. 5. 2. Density (kg/m 3) = Mass (kg)/Volume (m 3). 5 Ebor Court, Randall Park Way, Retford, DN22 7WF East. Bitumen is usually on the back of carpet tiles and sometimes is left once they have been removed scrape and sand it off. screeds, rigid metal, terrazzo and quarry tiles, and asphalt and other strong, rigid subfloors. Concrete has a much coarser mixture than screed, consisting of larger, hard-core aggregates, which are the key element that gives it its durability and makes it strong and long lasting. Fixit Novolac Screed Dr. 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. For FREE estimates and technical advice get in touch with us today using our contact form or call us on 0207 781 8150. A screed floor is a type of construction flooring that has an even thickness and surface. Out of the 7sqm of floor i guess about 1. 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. BS EN 13318, Screed material and floor screeds — Definitions. To be completely honest it's a nightmare to get up when still sticky. Fixit Pidipoxy MI-EP REPAIR Dr. Unit Size Available: 20kg Powder 4. 1. Floor and Roof Screeds Vermiculite concrete screeds are light, insulating and intrinsically fire resistant. Concrete Screed’s form is a soil-like type of concrete that consists of very fine bits of sand and cement. It may be applied onto either a solid in-situ concrete ground floor slab or onto a precast concrete floor unit. However, if the screed topping is soft, this method could destroy the entire topping. Firstly the floor is covered with a thin layer of primer which allows the screed to adhere correctly to the floor.