In the process of laying laminate in our extension and noticed that the screed floor is not level. Floor screed is applied as a mixture, pumped or trowelled into place to level uneven flooring, provide a subbase, or act as a finished. Compatible with all gypsum-based plasters (hand and spray applied), traditional sand and cement renders and insulated rendering systems. 2. 25 m. floor screed. £21. com. 99 Inc Vat. For the height difference at edges, build up with ply, osb 3, etc but this needs to be securely screwed down to sub-floor (timber will be cheaper than additional SL Compound) Any gaps around edges, SL will drain away so plug gaps with decorators caulk, No Nails, etc. Ready to Use. £749. For use on new or existing concrete, screeds, stone, ceramic tiles, old and new timber floors, parquet a. Coverage: at 3mm Thick 4. Can be used on concrete, screed, plaster, render and plasterboard. mafalus likes this. Can be used on concrete, screed, plaster, render and plasterboard. Not available for delivery. Features a dual-purpose base for flat surfaces or square-on tiles. Top trade brands. Coat Depth: 10mm. Green-Man New Member. Once the compound is ready, pour it onto the floor from the farthermost part of the room and work backwards. 52. Order online at Screwfix. Product Thickness. Easy to use by mixing with water according to the. An ARDEX Damp Proof Membrane will protect the floorcovering. The screed becomes ur radiator. Attached Files: DIYDave. £24. 2 Year Manufacturer's Guarantee (T&Cs Apply) Bulk Save - View Offer. Please help !!! I've had a 4mm-5mm latex screed laid using mapei renovation screed as I was advised this was the best option for a final floor finish as I was only left with about 7-8mm to work with as a microcement floor I had laid had gone wrong. Discussion in 'Getting Started FAQ' started by Gpl1975, Apr 26, 2022. Self Leveling Floor Compound, Pack Size: 10 Kg. Quick and clean, whether laying floor tiles, parquet, laminate, carpeting or PVC. 1. it could easily be up and down by up to 15mm. 2m². Hover Over to Zoom In. 1. That's too much for us and we have been told to avoid doing it ourselves as we will not be able to mix it quickly enough. 2/5. I am digging out the old cement floor which is uneven and sloping and replacing it with either a new level concrete floor with timber frame on top with celotex around 90-100mm thick then 22mm chipboard or going to run a two brick high course around the edge of the room (50mm cavity gap) then same depth. 75mm over ufh pipes which are laid on floor crates. Continue until the entire floor is covered, smoothed, and rollered. Suitable Application. Discussion in ' Builders' Talk ' started by Gerry Built, Dec 4, 2007 . 50mm screed. T ·Öà 4. Selecting the right trowel is a personal. $48. Can be used. SBR diluted with water, around 1-4 water (but check ‘recipe’ on SBR container. 2m². £27. Suitable for ceramic, porcelain and non-moisture sensitive natural stone tiles. They typically consist of two parts; a frame and cover which are joined together and. All best sellers . Variable Speed. 99 Inc Vat. steve have you checked the level of all of the concrete floor. Wide range of uses from roofing to joining plasterboards. rip some 18mm ply. uPVC. Coat Depth: 1-10mm. Measure distance, levels and almost anything else with a range of top trade tools for. com before you will need a web account. imran_, Mar 7, 2009. Dries in 4 Hours. . Schluter DITRA Matting can be used for both floor and wall applications on a wide range of surfaces including timber, concrete, mortar screeds, gypsum-based screeds, heated screeds and mixed substrates. £27. You need insulation underneath your underfloor heating. Galvanised Steel. Competitor stocks Everbuild 503. Does anyone have any advise on how to create a strong floor screed mixture? I need to apply screed over 100mm Jablite 70 floor insulation. £84. with the correct information on drying times primers and sealers you really cant go wrong. So basically you can, for example, lay 50mm screed today and be putting a laminate floor on it in 10 days. martin68 New Member Im laying UFH in my kitchen, idealy I would have liked liquid screed to finish it but I was quoted £500 for the screed and contractor to lay it which i think is excessive as it's only 20m2 @50mm thick. That's a saving of £950! benben5555, Jun 7, 2016. Sometime back in the late 70s, the concrete floor in my flat was channeled out for central heating pipes. Then I'll self level whatever is left. Puncture-Resistant. Then thought about insulated screed. Makita HM001GD201 SDS Max 40V 2 x 2. Once fitted they provide stability while ascending or descending stairways and are ideal to provide aid and support. Denso will work, as will conduit or similar. Using a laser level on the floor of the original house pointing out to the extension we have established that we have low spots of 11mm and high spots of 17mm. Fibre-reinforced self-levelling compound. Long Lasting Smooth & Durable Finish. 98 Inc Vat. View all: No Nonsense Cement Mix. If it’s a bump, chisel it out and rescreed it at the lower level, if it’s gradual, onto the next plan. Repairing concrete floor. . Ask a question. Lay the chipboard onto a screed base rather than bearers. either way, as the other posts say, you would be better screeding which will also take out any irregularities in the concrete. Deep High / Low Thread for High Pull-Out Resistance. com. How to insulate concrete walls interior - Floor screeds even on a concrete slab are laid each time a developer has finished the slab concre. DIYDave. The problem i have is getting a the surface to accept the screed it needs some sort of key The floor make up is compaced hard core, 125mm concrete, dpm, 100mm insulation, 75mm concrete screed ( polished and heated). £ 8. Everything required for installation or repairs. 99 Inc Vat. Walkable In 4-5 hours. Wide range of fencing, decking and decorative features. Found in: Exterior Finishing > Weep & Sill Screeds. Covers approx. That's the point. com. KIAB Super Member. Can be used on. Setcrete™ Acrylic Primer prevents unacceptably rapid drying of Setcrete Floor Levelling Compounds over absorbent subfloors and promotes adhesion to non-absorbent surfaces. Where it is deemed necessary, they should be installed in an access box with a removable lid. I chopped a small section out a few months ago and found what looked like Black Tar between the Concrete and the screed, I guess this is some kind of (cheap) damp proofing. Suitable in All Areas where Resistance is Necessary. Typically supported by posts or mounted directly to walls. They arrived at 8. For use on concrete, screeds, flooring grade asphalt, terrazzo, existing quarry and vinyl tiles. The example of bumps (OP's problem) of one quarter inch maximum, should prove no problem needing levelling (for flat/smooth). Dave Nurse New Member. Dramatically helps remove bubbles caused by entrapped air in floor levelling compounds. . FREE next day delivery available, free collection in 1 minute. The BCO gave me an option for either a screed floor finish or a concrete floor finish, the floor should have been finished in concrete, but it was just pored in and levelled with no thought to the finish. ARDEX Cement-Based Repair Mortars are essential products for the professional tradesman, allowing the rapid repair of levelling and smoothing compounds, screeds, concrete and renders. Delivery 7 days a week. Permanent pothole repair for roads, pavements, driveways and car parks. The only advantage you will have is that you pour the screed, float it, walk away with a perfect slope. Our builder thinks this is excessive saying you can't use the same formula for screed as for. Dries in 4 hours, covers approx. I've put down a grano screed in the kitchen, made up 4:2:1 ratio, but i only put in a very small amount of water, basically 8 bags of grano, 4 sharp sand, 2 cement and about half a bucket of water - the mix is really dry, and seems quite crumbly (its now 12 hours since it was laid). footprints and trowel marks. High quality, fine finish product used with primer. Location. Accurate to ± 0. Water-based, synthetic resin primer for treating gypsum surfaces prior to fixing ceramic tiles or as a fixative for wallpaper adhesives. Do I need to PVA the floor first? Is this worth while doing or do I just crack on with the screeding? Thanks Kerry5455, Aug 1, 2018 #1. Varied temperature range. Trowel to compact and smooth off. Edge Insulation Roll. Low shrinkage Fast setting and drying Highly fluid 3-4 hours walk on time. You're right to be worried about PVA and tiling. Mapei Ultraplan 3240 Self-Levelling Compound 25kg. I think he just said he will unibond pva it and that's it . If you have never shopped with Screwfix or on Screwfix. For use on concrete, screeds, flooring grade asphalt, terrazzo, existing quarry and vinyl tiles. Storage Life: 24 Months. Job specifications are for 1:3 or 1:4. Talon Snappit Radiator Tail Pipe Cover Chrome-Effect 18mm x 200mm 2 Pack (280RJ) compare. #3. with fast installation via a transfer pump and self. Self levelling compound is often known as floor screed or floor levelling compound and is essential for creating an even floor surface in preparation for upper flooring layers. Other risks or types of failure due to neglected screed design include: Excessive shrinkage cracking. Forget the DPM. £296. com. Stanley Cubix STHT77499-1 Green Self-Levelling Cross-Line Laser (393KJ) (10) compare. This is ideal for users who want to simultaneously screed and coat their floor. Delivery. Heat Screwfix Select. Not available for delivery. Discussion in ' Builders' Talk ' started by Benny, Jan 22, 2004 . 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. Wood. The sub floor is quite sloped from one slide of the extension to the other. 6. 1-2hrs Approximate Setting Time. At this time of year I'd say June 2006, unless we have a poor summer. Suitable for non-structural internal concrete such as garage and utility floors. Can be used on concrete, screeds and stone floors. Leveling compound is darn expensive compare to a cement screed, leveling compound can be used from around 2mm up to 50mm or so, sometimes deeper if sharp sand is added to the mix. 22mm Chipboard floor over insulation. Lodgey101 , Apr 22, 2018As I did this when renovating my son's house. Screed seems to be getting damper. Ideal for Use in Basements/Cellars but may also be Used as an External Coating for Concrete, Brick, Block & Bonded Renders. the DPM and new floor can then go on top of this. Hi, Screed is formed laying a crumbly mix of sharp sand to cement usually 5:1 not wet or dry. 2 x 2. It is typically applied by trowel and roller, and the adequate method can be chosen depending on the subfloor quality. Green-Man New Member. Coverage: at 3mm Thick 4. 99 Inc Vat. Pumped anhydrite floor screeds. DIY floor screed. Click and collect in as little as 1 minute. Properties: Retarded in order to remain workable for 8-12 hours. Single-part silicone leak sealer for all types of joints and fittings. I recently had a new boiler installed and new radiators fitted, and the plumber has cut the old copper. Dries in 4 hours, covers approx. Coverage: 6m². I wouldn't worry about the floor too much until you come to tile it, then clean it off and either use SBR or speak to your tiler about correctly sealing it. It has many uses, and is suitable for most porous. Ready to Grout in 3 Hours. Buy Squeegees at Screwfix. Volume. Repairing concrete floor. Finished my selfbuild 3 years ago,underfloor heating groundfloor and firstfloor bathrooms,house size 20 mtrs x 9 mtrs ground floor area. I think you have three choices; 1. Available in 5 litre & 20 litre containers with. you might just have a low spot along the old wall where the concrete meets the wooden floor. 75m2 at 3mm, 1. Apollo Reed Garden Screen 4m x 2m (5565K) (186) compare. The base was about 150mm thick concrete. 5mm = 2. com. When we have been getting quotes for the screed floor it is in excess of 2k. Someone suggested a T&G glued ply floating floor over Kingspan/Cellotex insulation. Paint or roller this over your bitumen then screed away (follow mix/drying instructions on sbr tub)Order online at Screwfix. 5Ah Lithium XGT Brushless Cordless Demolition Breaker (419VV) compare. Then suffice to screed depth for strength and . A tiling trowel or notched trowel are specifically designed for scooping, spreading, levelling, combing and finishing adhesives and mortars during floor, wall or ceiling installations. screed. This is called bleeding and is all too common where lazy builders builders make the concrete very wet so it levels more easily. 8m². Material. Easy Cut to Measure & Snap-On. 99 Inc Vat. I understand this is building, but 20mm on a new floor. As I did this when renovating my son's house. Click & Collect. Wayners, Jan 8, 2021. Concrete floats are designed to give a professional finish when laying concrete. 4. Shop Outdoor Projects at Screwfix. Abrickie said: ↑. 3-50mm Leveller is a self smoothing, cement based, fibre reinforced floor leveller suitable for use up to 50mm in one application without the. If temperatures drop to 2oC or less, protect the uncured mortar against frost. I'm diy only so have self levelled over tiles just a few times. Click & Collect in as little as 1 minute. com. i get it, really i do. 99 Inc Vat. How to build a concrete culvert retaining wall - Floor screeds even on a concrete slab are laid each time a developer has finished the slab. Discussion in 'Builders' Talk' started by dowerdec, Nov 23, 2008. Order online at Screwfix. Screwfix Community Forum. And a leveling compound is not designed to be a finish floor, it's needs tiles, timber,etc, where as a cement screed is a finished floor. Hire a floor scabbler to grind the screed down. 2. Can be used internally on various substrates to either level or raise the height of an existing floor. 5m² Coverage Per Pack. Can be used internally on various substrates to either level or raise the height of an existing floor. I use batons beded on screed leveled both ways as far apart as your straight edge. Screwfix Select. You are right the last. g. Confused of Watford New Member. The installation of a liquid damp proof membrane is a vital stage in the construction process, for both new builds and refurbishment work where a structural DPM may be missing or damaged, or where residual construction moisture is present in the floor. Max. com. Damp Proofing. com. admiral 1981 New Member. Provide decoration or partitions in any outdoor space. This means I would need to add an extra 5mm (ish) of Sand Cement bed to my 25mm shower tray to bring it level. Yeovil - Pen Mill. Hoping the power of the Screwfix forum can help with a totally baffling problem we are having with our new extension. So far we have put concrete floor down, membrane, insulation, membrane and now need 5cm screed floor. Can be used with underfloor heating systems. Easy-to-use levelling screed. Eradicates Downtime & Costly Repairs. Ideal for subfloor preparation. This distance must be from top/bottom of the joist to the top/bottom of the hole, ie the distance excludes the hole itself. Use a long level across the screed and see if there’s a sharp bump where the door opens onto, or if the whole screed is running gradual towards the front door. benben5555 Member. Home Forums > Screwfix Community Forum > Builders' Talk >. The installation of fittings in screed should be avoided. fix 25 deep battens at 400 ctrs arround heating, fill void with a dry/weak sand cement screed, fix ply deck and tile. 99. rip some 18mm ply up to make screed rails. Screwfix Community Forum. The 90 Series floor boxes are designed for use in commercial environments and provides easy access to power sockets and data. The Screed guy has asked me to buy 3 Ton sharp sand and 15 bags cement. 99 Inc Vat. Bridges cracks and alleviates stress; Functions as waterproofing in indoor applications; Highly resistant to mechanical loadingProduct Details. Click & Collect. FREE next day delivery available, free collection in 1 minute. Proposed floor in the new extension is 50mm screed on 125mm kingspan on 150mm concrete on compacted sand/hardcore with polythene either side of. , should be allowed to cure correctly. 7/5. Covers up to 4m². Floor levelling compounds. with the correct information on drying times primers and sealers you really cant go wrong. Same as self leveller over flooring ply, 1 coat SBR 1-4, pour away, happy days. (£1. 3. Both work in a similar way. The problem is that my garage would still need to. Ask a question. Capital Valley Plastics Ltd Damp-Proof Membrane Black 1200ga 25m x 4m (47163) (55) compare. Thanks for the reply but that seems an awfully long time before the extension can be used. This effective solvent free sealer will seal porous concrete floors, walls and steps in 2 coats. 99 Inc Vat. Order Bostik Aquaprufe Flexible Damp-Proofer & Waterproofer Black 5Ltr at Screwfix. Simply add water and mix. £14. Evo-Stik Wood Adhesive Interior 500ml (59593) (363) compare. . bilco New Member. Easy to Tool. tile heating cables/mats onto concrete/screed/tile backing boards, prior to fixing ceramic floor tiles. You are having 50mm screed plus roughly 12mm tiles, cement etc. 19 Inc Vat. Flexible and strong. Asphalt paving section detail - Floor screeds even on a concrete slab are laid each time a developer has finished the slab concrete. That was five or six years ago and I am sure on advice from this forum. Shower Traps. 2. I'm thinking of disc cutting 40mm deep slots, say 50mm apart over the whole floor then chiselling out after. Bricklaying trowels are specifically designed to help trained bricklayers carry out their work to a high standard. Self-levelling compound is also known as a floor screed or floor levelling mix. €25. Ask a question. A tiling trowel or notched trowel are specifically designed for scooping, spreading, levelling, combing and finishing adhesives and mortars during floor, wall or ceiling installations. Walkable in 4-6 Hours. Self levelling compound is often known as floor screed or floor levelling compound and is essential for creating an even floor surface in preparation for upper flooring layers. The room always smelt damp. 1 Review. Adjustable Guard. 99 Inc Vat. SDS Max Chuck. Thin screed to level old concrete floor. wont interfere with the glass (more luck than judgement). They enable the application of an even coat over large areas with ease, and more quickly than using a brush. Register now. Ideal for quick & convenient mixing of substances such as plaster, paints and other compounds. Insulation is of course advisable and the most suitable seems to be Marmox 10mm (firm and not too thick, no screed needed). They are used to spread "thinset" of the adhesive or. Tiling Trowels & Spreaders. Class 4. Water-Based Adhesive. UK Flooring Supplies Online. Hi, just had a new LVT floor put down. If you do decide to level it, you should be willing to raise the overall level by 20mm above the current highest spot. Delivery Next day available. Your idea ok if the oversite good enough but use crushed concrete as infill (much easier to level) and you'll need a sand blinding layer to protect the dpm. On your knees in wet sand / cement mix all day long, strechting out. Synthetic polymer resins in a blend of solvents. Coat Depth: Use Over Underfloor Heating. The usual (correct) way to do it is to cast the 200mm slab, then put on at least 100mm (preferably more) of insulation and then the UFH pipes set in 70mm screed. The problem is that my garage would still need to. Screwfix Unwired Floor box, Stainless Steel Trim 85mm deep: PPS90385SS/23: Screed Unwired Floor. (I should say "we" got, because my partner did as much as me. Packaging: 25kg bags. They are laid perpendicular to the finished floor, either laid on-end or laid flat-side-down, providing a nailing surface for the wood flooring. Sika Accelerator is a cold weather and rapid hardening admixture for mortars, screeds and renders. Click & Collect. Water Resistant. Click & Collect. 150 mm.