Tekcem gyvlon complete consists of gyvlon binder with carefully selected dried aggregates to create a ready to use anhydrite based screed. It is self compacting so voids are eliminated which allows heat to be transferred evenly across the floor. Gyvlon screed needs no reinforcement or stress lines. Gyvlon is also available for smaller areas as a preblended bagged material. Hi im trying to work out whether a thin self levelling screed is an option and the gyvlon seems ideal with a plant. Gyvlon benefits production of hydrofluoric acid, selected aggregates and additives to produce a free flowing self compacting screed following installation, gyvlon cures quickly bonded gyvlons range of screeds are manufactured from our recycled calcium sulphate binder a byproduct of the manufactured to bsen 8. Gyvlon xtr flowing screed is a blend of gyvlon binder, special additives and selected aggregates mixed with clean potable water to produce a pumpable self smoothing, flowing screed manufactured to bsen 8. Gyvlon screed provides a hard wearing base for you to install your finished flooring. Here at screed floor ltd we have more than twenty years of screed flooring expertise and supply a wide range of screed flooring types to suit a variety of projects and purposes. Gyvlon steeldeck screed is designed specifically to be used with the lewis deck dovetail sheeting, for use with either.
The latex screed has cracked in multiple places and if i press hard with my foot, im not certain, but i think i see slight verticle movement. Avoid overworking the concrete, especially with vibrating screeds. Rw martel ltd is the channel island agent for all gyvlon screed products. Gyvlon is the market leading manufacturer of anhydrite flowing screeds with a 20 year history of production and development. Free flowing gyvlon screed used over under floor heating pipes. Overworking causes aggregate to settle and bleed water and excess fines to rise. A screed tester in accordance with bs 8204 is likely to show that the screed falls short of the lowest category c.
If you have a large area to screed, and a short space of time in which to do it, then flowing screed is perfect. Liquid floor screed devon latex screed exeter liquid screed. It is possible to install tekfloor gyvlon complete to any thickness but extended drying times are to be expected at thickness over 50mm. Gyvlon excelio f lowing screed specifically designed for use in bonded construction between 1230mm. It tends to occur at internal angles and dayjoints. The soundbar system was used by wave homes in conjunction with mansell to build a mix of 31 apartments and office units for exservices personnel at catterick camp in north yorkshire. Screeds are required when a colourful or functional floor is needed rather than a bare concrete surface. Yorkshire heat and screed dry and wet screed solutions. To minimize the risk of shrinkage cracking, adfil fibrin 660f polypropylene fibers were added to the mix.
Uses agilia screed a gvylon is designed to provide a smooth level surface in both commercial and domestic buildings. Gyvlon flowing screed can be applied to almost any surface. Gyvlon environmental screed solutions have developed a new guaranteed ultraefficient screed for underfloor heating. Tiling onto cracked screed addressing underlying causes of tile. Liquid floor screed continues to grow in popularity and is the market leader in most western european counties for many of the reasons listed below. Gyvlon steeldeck screed is a blend of gyvlon binder, selected aggregates and clean potable water, to produce a pumpable self smoothing, flowing screed manufactured to bsen 8. The screed also needs to be thick enough as well in order to prevent lifting, minimise cracking etc, or have reinforcing added e.
Additionally, lung cancer is sometimes associated with shoulder, arm, or neck pain, although this is less common. Ive just laid a latex screed over electric matt underfloor heating about 810 mm. Steeldeck screed by gyvlon environmental screed solutions. Gyvlon flowing screed floor finishes guide youtube. Crumbling is caused by a lack of compaction or low cement content. Following installation, gyvlon screeds should be provided with adequate protection from rapid drying or draughts for the first 4872 hours. Agilia screed a gyvlon is a blend of gyvlon binder, special additives and selected aggregates mixed with clean potable water to produce a. Environmental agilia screed a soundbar is produced using gyvlon binder which is manufactured from an industrial byproduct. To speed up screed drying, hiring a temporary boiler, will reduce delays to building work and keep. Dont forget that unlike sandcement screed, gyvlon can be force dried after just one week by. Gyvlon screed is designed to flow quickly from a screed pump, to self level and to settle with almost no shrinkage. In some areas the screed may need to be thicker than 40mm to level out camber. Gyvlon liquid floor screed clarke contracts northern ireland.
Gyvlon floor screed east anglia uk flowing liquid screed. They are a gypsum based screed you could almost say its a harder type of plaster for the floor and are very common for areas where new waterfed underfloor heating systems are installed. The finished floor can be walked on between 24 and 36 hours after pouring, depending on the size of the area covered and the depth of the floor screeding layer. Lafarge gyvlon uses gyvlon flowing screed is designed to provide a smooth level surface in both commercial and domestic buildings prior to the application of floor finishes and is. Within this article we use the term moisture suppressing. Gyvlon screeds are produced and manufactured to bsen8. Discussion in builders talk started by plumb29, mar 7, 2006.
Designed to provide a smooth level surface in both commercial and domestic buildings prior to the application of floor finishes, agilia screed a can be used bonded, unbonded or floating. Gyvlon floor screed has extremely low shrinkage which reduces the risk of cracking and will not curl. Gyvlon flowing screed suppliers for barry and south wales. Flowing screeds anhydrite screed screed articles gyvlon.
We offer a wide range of crack repairs, however if youre unsure which is the best for your job, why not give us a call on 01606 214 201 and we will be happy to. The versatile gyvlon screed of anhydritec guaranteeing high performance underfloor heating. Ideal for all type of floors, especially benefits under floor heating. Gyvlon screed is ideally suited for use with underfloor heating and can be effectively applied over warm water or electric heating.
Gyvlon sky has been specially designed for use in high rise situations. This is a flowing screed thatll never let you down. As you can see large format tiles are being placed over cracks. Gyvlon screeds, underfloor heating screeds and floating.
However, polypropylene fibres, on their own, are unlikely to prevent lifting of the screed at the sidesedges which may not become evident for weeks after. Question on screed durability the concrete society. The heavyduty transmission boasts larger clutch drum and structural superiority. The anhydrite prevents the floor screed from shrinking and cracking while it dries. Force drying of gyvlon screed is possible 7 days after insulation. This month we are going to look at one of the acoustic solutions in which gyvlon is used. Anhydrite screeds aka hemihydrate, alphahemihydrate and gyvlon screeds are becoming more popular because of their ease of installation and lower costs. Forced drying of gyvlon screeds is possible if required after 7 days, heaters. A general purpose screed for use in most applications. With clear benefits over traditional sand and cement screeds, from the installation process right down to the finish, liquid screeds are becoming the new best practice for screeding. Lafarge gyvlon floor screeds are pump applied, selflevelling liquid floor screeds which are perfect for sub floor levelling resulting in a smooth, flat surface for the application of all floor finishes.
Sep 27, 20 gyvlon flowing floor screeds are the market leading flowing screed offering thinner screeds, larger bay sizes, reduced co2 and increase recycled contents in addition to greatly improved ufh. Up to 80% thermal diffusivity for a much faster rampup in temperature, greatly improving immediate and long term comfort. Best advice will always be that it would be better to dry the screed rather than use a surface dpm. Gyvlon flowing floor screeds are the market leading flowing screed offering thinner screeds, larger bay sizes, reduced co2 and increase recycled contents in addition to greatly improved ufh. Liquid floor screed northern ireland alpha flow screeds. Designed to provide a smooth level surface in both commercial and domestic buildings prior to the application of floor finishes, topflow liquid screed a can be. It is particularly suitable for use with underfloor heating. Aci 301 allowed a floor surface curvature of 18inch offset from a 10foot5 straightedge. Liquid floor screed specialists in northern ireland and ireland, providing a service that is unique, efficient and professional with over 20 years of experience in the floor screeding industry. Mitigation of the effects of common forms of cracking. Agilia screed a gvylon flowing screed is a blend of gyvlon binder, special additives and selected aggregates mixed with clean potable water to produce a pumpable self smoothing. Excelio provides the thinnest readymix screed solution possible, eliminating the need for onsite mixing of bagged materials, reduction in labour and improved product warranty. Jul 25, 2009 free flowing gyvlon screed used over under floor heating pipes.
The matt sits on top of insulation boards 10mm, which in turn sits on top of a concrete floor. For industrial purposes, or commercial locations which will undergo frequent traffic, a more robust screed is required than is used in residential projects. Gyvlon screed range \ the most common gyvlon screed in the range, gyvlon eco has been used successfully for years in many applications where the common theme is foot traffic. Alpha flow screeds are a hands on liquid floor screed contractor based in omagh co. Tekcem gyvlon complete is supplied in 25kg bags and is ideal for all applications where the size of project or other constraints prevent the use of ready mixed gyvlon binder based screeds. Screed floor is an important element of laying a new floor, providing a smooth and level surface to give you the optimum flooring finish. Welcome to yorkshire heat and screed where you will find we are more than happy to discuss your under floor heating and wet screed or dry screed requirements. Tarmac topflow screed a soundbar screed is a blend of gyvlon binder, selected aggregates and clean potable water, to produce a pumpable selfsmoothing, flowing screed manufactured to bsen 8. Data sheets documents flowing screeds gyvlon screed. It can be pumped into multi story buildings from ground level with ease. Anhydritec screeds gyvlon eco riba product selector. Gyvlon xtr flowing screed by gyvlon environmental screed.
Anhydrite screeds and tiling help centre walls and floors. For a couple of years now, gyvlon liquid screed technology has been available on the isle of man, and a growing number of projects have enjoyed the benefits that this type of screed provides, especially when used in conjunction with underfloor heating. Gyvlon screed and other flowing, self settling screeds dry quicker than traditional screed too. Unless a propriety screed is used this layer of screed requires a minimum of 75mm coverage otherwise cracking will occur. Gyvlon flowing screed can even be applied over both warm water and electrical underfloor heating systems. Gyvlon liquid floor screed clarke contracts have been laying flowing floor screeds for over 15 years in hospitals, schools and residential developments which has now become a viable and attractive option for the oneoff house builder. Anhydrite binder for selfcompacting free flowing floor screed. Topflow screed a is produced using gyvlon binder which is. For a couple of years now, gyvlon liquid screed technology has been available on the isle of man, and a growing number of projects have enjoyed the benefits that this type of screed provides, especially when used in conjunction with underfloor heating systems. You can call us anytime to discuss your requirements and we are happy to chat with you with no obligation what so ever on your part. Gyvlon flowing screed is a blend of gyvlon binder and selected aggregates mixed with clean potable water to produce a flowing pumpable screed. Lafarge gyvlon uses gyvlon flowing screed is designed to provide a smooth level surface in both commercial and domestic buildings prior to the application of floor finishes and is particularly suitable. A traditional floor screed is generally installed to an sr3 tolerance which is. The name gyvlon is synonymous with anhydrite flowing screeds due to their 20 year history of production, development and supply in the uk.
Moisture content in the screed must be below the permissible limit for the floor finish to be applied. Thereafter the building should be kept warm and as well ventilated as possible to encourage the screeds drying process. This form of remedial is not a crack repair, but just surface dressing, this. Depth flowing floor screed can be laid at lower depths than traditional screed, 25mm bonded, 40mm on to insulation and 50mm on to underfloor heating. It offers ease of installation, but does not compromise on durability, providing high flexural strength. Technical data sheet agilia screed a page 1 of 4 information. Gyvlon is the uk and irelands market leading manufacturer and innovator of recycled anhydrite binder for use in flowing screeds and supplier of milled anhydrite. Lafarge gyvlon description gyvlon flowing screed is a blend of gyvlon binder and selected aggregates mixed with clean potable water to produce a flowing pumpable screed.
Screeds laid in long narrow bays are likely to form their own joints, in the. Agilia screed a is supplied via lafarge tarmacs network of screed manufacturing plants. Be attentive to your aches and pains, and discuss them with your doctor. This mix is specifically designed for use in the soundbar timber floor system. Data sheets anhydrite screed screed articles gyvlon. Gyvlon screed sand cement screed lakes liquid screeds. Gyvlon environmental flowing floor screed solutions isle of. Drying screed everything you need to know ideal heat solutions. By choosing a liquid screed like gyvlon youre choosing a self compacting screed which offers the lowest levels of shrinking, cracking and curling. Topflow screed a liquid screeds gyvlon screeds is a pumpapplied, freeflowing liquid floor screed suitable for most applications, including application to underfloor heating systems.
Topflow screed a can be used bonded, unbonded or floating. He says gyvlons stability during curing is caused by the presence of the binder synthetic anhydrite, which is a form of gypsum and a byproduct of hydroflouric acid production. This screed can be used with or without underfloor heating systems however the benefit of faster heat transference from heating element to floor finish has lead to a high demand on any projects that are. Plastic shrinkage cracking is a result of failure to adequately cure a screed either by. Lafarge is supplied to registered contractors such as kjr liquid screeding, wales who have been trained to apply the liquid screed. Floor screeds crack as contractors cut corners echo. Ultra high performance, the next generation of the famous black beauty power screed. Gyvlon steeldeck screed is designed specifically to be used with the lewis deck dovetail sheeting, for use with either timber, metal web or steel joists in masonry, timber or light weight steel structures. After floating the screed should be kept wet for 48 hours to prevent shrinking and cracking, says esterhuizen. This substrate was prepared by others and included a new water underfloor heating system. The shrinkage of concrete pulls the slab apart showing it as cracks on surface. Gyvlon environmental flowing floor screed solutions isle. The amount of preparation time you need to install free flowing screed is longer, though, so you should factor this into your planning.