Homes with driveways intended for many large vehicles, however, the asphalt must be 4” or more to support up to 10” of concrete. The pattern on that bitumen together with the age of the house (mid-1960s), use in the kitchen and missed areas (e. co. This makes them perfectly suited for. The flooring screed is delivered ready-to-use so you are always sure that it is mixed correctly. For Indoor Use. Screed specification will depend upon the requirements of the individual project. Once you break through to concrete level an SDS brings it up in lumps. Day 1: uplift old vinyl, clean floor, Arden NA floor, you can’t walk on it for a few hours. 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. Removal of the tiles is non-licensed work, ie. Subsequently, apply WAKOL. I believe as long as it's floor grade asphalt/bitumen you can tile straight to it. Wet screeding should be programmed to allow sufficient drying out time before dry lining is to commence. Our screed plates have proven themselves to last at least four times longer than the OEM screeds. Asphalt crews rely on the screed to ensure surfaces are smooth, properly textured, and ready for compaction. 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. 019-inch (0. Whilst still being fast enough to receive tiles from 24 hours, and resilient flooring from only 7 days. For a bagged liquid screed, ARDEX offer ARDEX A 70 GYPFLO. It's known for its durability, low maintenance requirements, and ability to withstand heavy traffic. LVTs like Karndean Amtico Moduleo etc yes. Due to its properties during installation, mastic asphalt is already prepared so that compression by heavy rollers is not required. 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. Will make new screed blow. 95. Asphalt floor screed is also known as mastic asphalt has a multitude of applications. 2 July 2013 at 8:01AM. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates. It can cause long-term damage to the structure that can be very. A modified granolithic wearing screed incorporating Isocrete Polymer 70 to provide a tough, hardwearing heavy duty floor. Liquid Screeding. Screeds and toppings should be specified only where placing and finishing the concrete floor to acceptable standards is impracticable. ® Construction Chemicals’ range of specialised floor coatings are screeds based on bitumen, dry shake cementitious materials, self levelling cementitious screeds, epoxies and polyurethanes. a. 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. Jobs a good'n. 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. Can be steam cleaned or pressure washed. The bitumen may also, but I didn't have that tested, although I think it. BS EN 12970:2000, Mastic asphalt for waterproofing — Definitions, requirements and test methods. Aerated concrete slab (500 kg/m 3) 0. Cat asphalt paving machine - Floor screeds even on a concrete slab are laid each time a developer has finished the slab concrete. alterego. However, bitumen floor screed can suffer from damage over time. 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. We provide a solution for all types of flat roof constructions, whether your project is a new build or refurbishment. From what I can see its a bit of a can of worms when the subfloor is bitumen/bitumen coated. It may be applied onto either a solid in-situ concrete ground floor slab or onto a precast concrete floor unit. Also available are crack and hole repair products, line marking paints and symbols, and garage floor paints. All the best JJ. Asphalt floor screed is also known as. If the floor is now dry and physically sound then yes, you should be fine with a breathable underlay and hessian backed carpet. . SCHOMBURG, the construction chemicals manufacturer from Detmold, develops, produces and markets system construction materials for the national and international market. All Products. Mixing Ratio. Anyway, I asked the council to send someone round to fix the floor. e. Latexplan No Ammonia is suitable for levelling differences in thickness between 3mm to 10mm on new and existing substrates. Typical applications are the protection of concrete floors and screeds against wear from traffic abrasion, as well as a. 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. 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. 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 also provides guidelines for the selection of felts, primers and bitumen for different climatic zones and roof slopes. Coverage: Refer to product datasheet. Ground bearing concrete floors - 1960s to 1990s. Vogele When paving, the last point of contact between the paver and the final product is the screed. 1. 27 Sep 2021. 0. Click the “Calculate Materials” button to get the estimated amount of cement and sand needed for your project, displayed in kilograms. Manchester • Member since 5 Jun 2015 • 64 jobs, 95% positive feedback. I'm not 100% convinced they are asbestos tiles - but I best err on the side of caution. It works well in areas that need levelling and if there is a problem with insulation or damp and is a great. Packaging: 25kg bags. Gripset C-Bed is a ready-to-use, slump- free and shrinkage compensated engineered screed for flooring. 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. Dr. Floating engineered wood is ok. Blistering is osmotic — a coated surface continually exposed to water or high humidity is most likely to show blistering. The old adhesive should of been removed. When I needed to remove very old bitumen backed lino tiles, their bitumen backing remaining on the floor. The bitumen is about 15-25 mm thick and, I believe, serves as moisture barrier as well as an 'appearance' finish. Larger the hole the more liquid will evaporate and cause more slump. Suitable for use over plywood substrates and MAPEI surface applied DPMs in most cases without priming. Reinforced with ScreedMax Fibres or mesh. The flooring can accommodate the stresses put upon it by adjusting accordingly. From the mid 1960s to the mid 1990s a typical concrete floor comprised a layer of hardcore, a polythene damp proof membrane laid on a thin bed of sand (to prevent puncturing), and a floor screed. In the concrete floor was some wooden batons . for use on asphalt pavers allatt champion (also see vogele) verify part numbers prior to ordering. BAY SIZE. Due to the nature of mastic asphalt it is not practicable to lay over insulation boards on slopes over 5˚ or vertical surfaces. Vogele. Screwfix customers rate this product 4. Values given with 20 °C and 65 % rel. 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. It is the semi-solid form of petroleum; thick, dark and sticky like tar. Introduction: A screeded bed is typically established approximately 5 to 10mm high, and the pavings then compacted down to the required level. . 2. The heavier screed you have, the more stability. 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. a. Day 2: apply Ardit liquid DPM - room will be out of use for most of the day. The house was situated in Caversham. This causes a shadowing effect to the Newley installed smoothing compound /screed. Screwfix Select. DIYDave. BS EN 13813, Screed material and floor screeds — Screed material — Properties and requirements. Warm, cold, single layer and inverted roof bituminous waterproofing systems are available from SOPREMA as well. 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. Select the screed mix ratio (cement: sand) from the dropdown menu. Where it is used over timber/plywood decks, a separating layer of Black Sheathing Felt will be required. 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. 1 Option 1: Use a floor grinder to remove old adhesive: 1. We provide excellent results through our liquid screeding and concrete flooring services. Ground-bearing concrete floor slabs should be protected against ground moisture by providing a continuous damp proof membrane (DPM). A) ARDITEX NA ® can be used with confidence over almost all subfloors without priming including ceramic tiles, bitumen and flooring grade plywood. 28 Jun 2008. weberfloor fibre 4310 is a self-smoothing base and renovation screed — also referred to as a self levelling compound or self levelling screed — which can be applied to depths of 5-50mm used for levelling:. 3. Option 1: Chemical Removal. Like a lot of houses of that age, the ground floor is bitumen/asphalt over a concrete screed. SOPREMA’s bitumen roofing systems are BBA certified, impact and tear-resistant, and they are guaranteed to provide. ARDEX manufacture a range of award-winning latex-based and water-based self levelling & smoothing compounds for internal and external use. Asphalt crews rely on the screed to ensure surfaces are smooth, properly textured, and ready for compaction. Answered 22nd Aug 2016. r. Coverage: 5m². because a latex based screed should never ever be used over Bitumen, the green colouring may be due to a chemical reaction between the two substrates which will require the screed to be mechanically removed. . The bitumen is less than a millimetre thick - painted on by all accounts. Our costs are ballpark averages – get a local tradesperson to quote now. Gallery. It is also regularly installed in place of traditional screed for including: Tile and stone. 7. For further advice call our Technical Advisors on 01483 418 418, or use the button below to contact us. It was laid towards the completion of the building prior to hanging the doors and fixing the skirtings. Liquid waterproofing membrane can be of a spray-applied liquid layer composed of polymer-modified asphalt. To be completely honest it's a nightmare to get up when still sticky. " It is wise to budget between £60-70/m2, plus the cost of labour. Muram flooring, also known as namely murram or moorum flooring. All screeds and smoothing compounds all have have different slump ratios. 4 and Table 1. The addition of other polymers means that it can be flexible and resistant to crack formation. Hi Pete, I have the answer. It drys twice as fast as standard Calcium Sulphate screeds, from as little as 14 days! Download the latest ARDEX High-performance. A flat board (screed board, floating screed) or a purpose-made aluminium tool used to smooth and to "true" materials like concrete, stucco and plaster after they have been placed on a surface or to assist in flattening;; A strip of plaster or wood. For FREE estimates and technical advice get in touch with us today using our contact form or call us on 0207 781 8150. ® Construction Chemicals’ range of specialised floor coatings are screeds based on bitumen, dry shake cementitious materials, self levelling cementitious screeds, epoxies and polyurethanes. Note: ARDEX A38 / A48 Rapid Set Screed does not require additionalAsphalt Plant Locations & Delivery. A. Asphalt/bitumen floor repair before screeding and fitting amtico . 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. 6 Tiling over bitumen adhesive, some helpful tips: 7 Tiling over old adhesive, is this possible,. We have made the decision to self level the area. Flowing (Cementitious) Cementitious flowing floor screed, such as Cemfloor, is delivered in truck mixers and placed in-situ by pumping. The surface of the screed should be finished according to the type of wearing surface or flooring that is to be laid. Unless you suspect damp, the cheaper self levelling screed would probably be ok without bitumen. 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. . I've taken up some old thermoplastic floor tiles laid in the early 70's. 2-2012 Waterproofing Membranes for External Above Ground Use mandate minimum fall. Asphalt floor screed is made by combining specific bitumens and aggregates with limestone filler. Is there any way we can screed over the bitumen?Or is there a damp proof product that can go over the. 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. Bonded. What are the Different Types of Floor Screeds. you cant put the dpm directly on to the bitumen as. All conduits should be firmly fixed covered with suitable crack control mesh and given a minimum. Reinforced with ScreedMax Fibres or mesh. 13 Apr 2005. Pouring hot bitumen is. Preferred methods of floor construction for such premises are full-thickness trowelled concrete or a topping on a concrete base. 7 kg. Prime and smoothing compound then any LvT. Always allow the new floor to set before laying your finished. Screed (material) pumping truck. about £18 each. Caterpillar asphalt screeds feature hydraulic variable-width adjustment and electrically heated screed plates. High quality ready to use liquid DPM designed to be applied to walls and floors to provide a quick and reliable waterproof layer. 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. The holes can be filled with a liquid bitumen or epoxy based floor filler. 3 Using self-leveling screed on bitumen; 4 Waterproofing and tiling, some helpful tips: 4. a. 3 Terms and definitions 1. 1. Fixit Pidicrete WP 19 – 24 Dr. Take off some of the bitumen with a grinder to reduce amount of slc required. Screeds or concrete surfaces to receive wood finishes:Bitumen, or asphalt, is a type of substance commonly used as a protective coating for floors. East London customer service: 0330 678 1623. As it might sound, a bonded screed is applied directly to the. It was (and is) is a mixture of cement and course sand (typically one part cement to three or four parts sand) mixed with the minimum amount of water and laid to a. But, it can also contain asbestos and this is when you will need. Iam a floor layer with 25 five years experience. Is there a primer I. I am having these removed after being convinced by others to screed over - luckily only one bedroom and hallway was completed. screed definition: 1. 85kg Latex Coverage: 5m2 at approximately 3mm thick. 019-inch (0. then a liquid membrane goes over this called ardex dpm 1c. Excellent adhesion and covering power. Asphalt (1700 kg/m 3) 0. To help determine the. Unit weight or density is used to quantify the weight per unit volume of an object. Fixit Pidipoxy EC Dr. Andrew Golle clears up the confusion surrounding screeds and explains the difference between waterproofing above or below. AS 3740-2010 Waterproofing of Domestic Wet Areas and AS 4654. Floating engineered wood is ok. Epoxy mortars. If u dont use the right primer the floor screed will blow under nieth eney flooring. BREEDONFlow® Swiftscreed is suitable for floating, bonded and un-bonded flooring systems, including most underfloor heating systems and all. Between layers of smoothing compounds once the first coat is perfectly dry. Floor, pavement, joint repair mortars. Slower. It is essential that this. Can you paint an asphalt floor? If you have asphalt floors, you can paint the tiles to give the room a new look. The floor screed was very poor - like the bl**dy Himalayas! The room was originally 2 rooms (before we bought the house). Sub floor not too bad level wise but big planks so need it to be as flat as poss. All screeds and smoothing compounds all have have different slump ratios. Remove parquet and some bitumen, seal the floor and remaining bitumen, then use a self levelling compound to level the floor. . 3, Prime the slc layer with suitable product for slc. 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. Polyurethane liquid membranes in separate grades for trowel, roller, or spray are also available from various manufacturers. mastic asphalt can be poured, distributed, and installed in its final position with an installation machine (mastic asphalt screed or road paver), and thus need not be compressed. sloping concrete screed (utilizing 12 - 20 mm baby chips) admixed with ZUPA Santulan Integral Waterproofing Compound @ 100 ml / bag of cement, ZUPAF. Same as self leveller over flooring ply, 1 coat SBR 1-4, pour away, happy days. The mixture is heated to 230°C for pouring and spreading or for spreading mastic asphalt screed. 3. In most rooms, the tiles are still in place, in varying conditions. The bitumen is hard to the touch even in warm. (and Sikafloor®-200 Level (ZA) applied on concrete or cementitious screeds interior) ≤ 60 mm. However, I contacted a specialist anyway, and we are looking at £400 + VAT to remove the tiles. Using a spirit level to check the level of a floor and measure thickness of screed 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. 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. Fixit Super Latex Pagel ZL10 Pagel U40 Dr. Essentially, there are two types of self-levelling compound. Cannot be ingested by animals. 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. Page 1 of 2 Monolithic screeds should be laid within three hours of the concrete sub-floor being poured. Due to the different particle matrix in a granolithic. Bitumen is a black, tacky and hardwearing. Bitumen, also known as asphalt, is a sticky, black and highly viscous liquid or semi-solid form of petroleum. Remove previous sealers or oils etc. Fixit Epoxy Floor Screed Dr. 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. Mastic Asphalt screed is manufactured from selected bitumen’s, limestone filler and specially graded aggregates. What is asphalt flooring? Asphalt floor screed is made by combining specific bitumen’s and aggregates with limestone. Definitions The following definitions are used in this document. Commissioning the underfloor heating before tiling commenced. There was bumps and bad areas of patching that hadn't quite adhered properly. Iam a floor layer with 25 five years experience. Contact. Caterpillar asphalt screeds feature hydraulic variable-width adjustment and electrically heated screed plates. I was told to use 2 pack floor. There are two main types of floor screed currently used: Sand/cement floor screed ;. 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. The costs of the screeds, liquid DPM and labour to sort would soon bring the budget. 5 ratio of cement to sharp sand. Bitumen and asphalt pump; Semi-trailer floor-screed conveyor *Prices are pre-tax. For a bagged liquid screed, ARDEX offer ARDEX A 70 GYPFLO. Otherwise, if the surface is irregular, it is better to use the liquid membrane, even on the old cover. ALL FLOORING PRODUCTS. Moreover, concrete provides a more rigid and even surface for the tile installation. Andrew Golle clears up the confusion surrounding screeds and explains the difference between waterproofing above or below. 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. Part 6. Three choices for successful screed selection in commercial paving. Asphalt Tarmac offers the widest range of asphalt and high-performance road surface solutions in the UK. The leading company in the building industry, with over 80 years of experience in adhesives, sealants & chemical products. 16. Screed has three meanings in building construction: . Bitumen is usually on the back of carpet tiles and sometimes is left once they have been removed scrape and sand it off. Road. Bitumen is often part of the floor structure for screed. com A) ARDITEX NA ® can be used with confidence over almost all subfloors without priming including ceramic tiles, bitumen and flooring grade plywood. It is a combination of bitumen, sand and cement which is poured over the top of existing concrete floors to create a durable and attractive finish. The Grade one listed Boringdon Hall Hotel in Plympton, near Plymouth is a former medieval Manor House where style and luxury meet the Elizabethan architecture. Product Details. 13 Aug 2020. Subfloor Preparation & Levelling. Watco Safety Grip. Like a lot of houses of that age, the ground floor is bitumen/asphalt over a concrete screed. 28 Jun 2008. Fixit Novolac EP Dr. Easy-Melt is a high grade bonding bitumen, supplied in easy to handle 10kg shrink wrapped blocks. All rights reserved by RCA Records, a division of Sony. Remove parquet and some bitumen, seal the floor and remaining bitumen, then use a self levelling compound to level the floor. laminate is ok. #1. Fixit Novolac EP Dr. Re: Asphalt floor. Impermeable and forms a barrier to chemicals. Screeds are typically bonded onto most concrete. Remove bitumen apply an epoxy damp proof membrane to concrete & then use a smoothing compound on top of that for best results. In modern construction, , manufactured from bitumen modified with limestone fillers and specially graded aggregates. A minimum 0. Fixit Super Latex Pagel ZL10 Pagel U40 Dr. In this video, we show you how to resurface a garage floor using ARDEX K 301 Exterior Self-Levelling Concrete Resurfacing Compound which is also ideal for dr. . Paint or roller this over your bitumen then screed away (follow mix/drying instructions on sbr tub) Screeds & Mortars for tiling works. You can then lay your new floor on top. bitumen floor floor tiling residue screed tile tiling; Discuss bitumen residue on floor screed in the Floor Tiles area at TilersForums. How To Remove Bitumen Stains from Pavers and Kerb Edgers . It is ideal for use where low odour products are required. 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. Asphalt floor screed is made by combining specific bitumens and aggregates with limestone filler. Fixit Piditop 444 Dr. 0800 242 5589 - info@speed-screed. 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. C-Bed may be used for internal and external applications. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Bitumen is usually on the back of carpet tiles and sometimes is left once they have been removed scrape and sand it off. Home. This was screwed to the concrete floor underneath, also stuck down with loads of stinky bitumen. 2 Option 2:. Bonded or Un-bonded. 2 Option 2:. Price Addition Info. Due to the different particle matrix in a granolithic. Anhydrite screed usually costs in the range of £15 – £20 per sqm,. Make SBR / Slurry mix and paint over floor area (ensuring fully covering Bitumen adhesive) - leave to dry. ARDITEX NA can be used with confidence over almost all subfloors without priming including ceramic tiles, bitumen and flooring grade plywood. Layer Thickness. 2. The remelting shall be done at the site in a mechanical mixer; the mastic temperature shall not exceed 200 degrees C during remelting. LVTs like Karndean Amtico Moduleo etc yes. we don't need a specialist. 6200 lb. We had the tiles tested and they definitely contain asbestos. The company keeps abreast of market developments by. Caterpillar offers a broad range of asphalt paving equipment that competes in the rubber tire, steel track and rubber belted markets. The source of the moisture might be the concrete itself —water vapor may. Fixit Piditop 444 Dr. 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. If you were to take the insulating paint route, you could make significant savings. Learn more. alterego. More Information. The remaining screed is pitted and covered in old bitumen in places. Blocks Aircrete, dense, aggregate, trench and concrete blocks for building. Mastic Asphalt Screed. Screed, is a thinner layer of concrete typically poured over a slab or concrete base forming a smooth surface. 1. Standard Paving Range. "A typical suspended floor installation could cost you between £1,600 and £2,900 depending on the circumstances," say Energy Saving Trust. 2-2012 Waterproofing. Adding 1/2" to 1" height to slab cheaply, then finishing with 1/4" self-leveler. Same as self leveller over flooring ply, 1 coat SBR 1-4, pour away, happy days. It removes differences in thickness from 1-10mm. 1. 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. May 6, 2007 #1 I've taken up some old thermoplastic floor tiles laid in the early 70's. Whether you need some new asphalt flooring installed or repairs to an existing asphalt floor Heritage Asphalt can help. 22 Aug 2010. We have had to remove an old wooden floor which had concrete below it -which was coated by bitumen . Guaranteed Asphalt Limited 2 Mercury Way, London, SE14 5RR, 020 7277 8773 [email protected] cementitious renders prior to smoothing with gypsum-based 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. 2. Phone: +1 954 686 8782. In our trade, it's most commonly used in its form as a thickish, gloopy white liquid, which echoes its roots as a.