Can you screed over tiles

Lay vinyl over ceramic tiles. Several people have asked whether you can lay vinyl sheeting over ceramic tiles. The usual answer is no because the pattern will show through, so use a screed. Likewise, can you apply Cemcrete over tiles Depends who it's for and why. The builders we work for screed over tiles all the time. I know it's not right but it happens. They use mostly laybond ultimate as it's cheap

Can you put screed over tiles? - TreeHozz

  1. Mix a small batch of thick screed and in-fill where the tiles are missing. Then mix a lighter, creamy batch and wash over the floor. If your tiles are fairly level than scrape your trowel over the floor to apply a very thin coat on the surface of the tiles while infilling the channels
  2. It's worth looking at Tilebacker board. It's a waterproof cement faced board with an insulation core. Comes in 10mm - 60mm. You fix it to the floor then prime and screed over the top. If the floor is reasonably level then consider using self levelling compound. You can bulk it up with granite chippings. Monsoon, 30 Jan 2008
  3. When the old floor material is a still strong ceramic tile surface though, you can place the new covering over the tiles as long as you create a smooth surface beforehand. With a floor leveling compound, the smooth subsurface is easy to create. All that's required is spreading the compound over the prepared tiles
  4. The problem is the the wall to floor joint, placing a screed over the tiles means you have a permeable layer under the tiles that butts up to the wall / floor joint. You could remove the existing row of tiles along the walls, waterproof the wall to floor joint and fill the void with your screed
  5. To answer your question you can use slc over sound tiles on a solid base, check with manufacturer which type to use eg mapeis ultraplan. do not tile over tiles on a wooden substrate. it is preferable to lift tiles if possible..
  6. Several people have asked whether you can lay vinyl sheeting over ceramic tiles. The usual answer is no because the pattern will show through, so use a screed

If you want to screed over the tiles, it's essential they are all firmly fixed down, wash with degreasant/detergent, let dry, prime the tiles (most bags of screed will recommend what to use as a primer) PVA can be used on some, others require a neoprene primer, both quite cheap and easy to use. Then lay the screed do not under any circumstances lay a sand/cement screed on top of floorboards. use 18mm w.b.p plywood instead, either by replacing the floorboards with said ply or going over the top of the existing floorboards if you have the height tolerance It's hard and quite gross. Removing the carpet tiles isn't an option. So we did more research and found we could lay laminate or vinyl flooring over it, and might even be able to tile it. I really want to screed the whole house, this was the vision I had from the start Re: Advice for self-levelling over old tile adhesive, using Wickes la SBR is a liquid bonding agent. BAL make their own, as does EVERBUILD and Cementone. These are available from most tile warehouses, builders merchants and screwfi

Several people have asked whether you can lay vinyl sheeting over ceramic tiles. The usual answer is no because the pattern will show through, so use a screed. Could one instead fill the joins between the tiles with grout or other material rather than coat the whole floor or would the job be easier with Luxury Vinyl Tiles (LVT) 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 can also be used to level floors which are more than 5mm out of level (up to 10mm) by adding some sharp sand, to the mix A typical traditional screed requires a good drying time of 110 days, before you can lay the floor finish. Laying the screed any sooner can lead to the residual moisture being trapped within the screed, triggering off major flooring problems after you lay the floor finish It is, however, an important stage when preparing an existing floor for tiles, stone, carpet, timber, vinyl etc. A 10mm thick layer of screed will remove uneven surfaces, cracks and hills, making the application of your choice of flooring smooth and painless You can lay vinyl over tile if the tile surface is smooth and flat. Remodeling often calls for new flooring to fit with design changes, and if the existing flooring is ceramic tile, it's far easier to lay the new flooring directly over it than to remove it and start on a bare subfloor. Vinyl flooring is an ideal choice because it's thin, doesn.

Screed can also be laid over the top of insulating materials, particularly underfloor heating pipes. Screed is designed to provide a smooth, flat surface that finishing materials, such as floorboards, tiles or carpet, can be laid upon. The level of a floor shouldn't go much beyond 5mm over a space of 3 metres Tile cannot be attached directly to painted concrete, as the thin-set will not adhere well to the paint. Painted concrete can be made porous with sandblasting or other hard abrasive actions. While you can install tile directly on concrete, problems erupt when the concrete cracks or shifts. All of the movement in concrete is transferred to the tile You could try a self levelling screed over the top to fill grout lines, then hardboard over that but as said the best way is to rip it up and do it properly!! RichUK 1,316 post

Screed is usually applied on top of the concrete slab and is most commonly used as a finishing layer on internal floors or to level the floor prior to final floor coverings carpet, tiles, natural stone, linoleum, wood flooring, resin coatings etc When you press down on the tiles the glue also doesn't squeeze out the sides evenly and you can easily get more air pockets under the tile. Therefore, it's always best to use a leveling compound to level the floor first rather than using tiling adhesive to fill in any imperfections Installation issues can occur when the temperature is 12ºC and below, which is why you should consult your adhesive and screed manufacturer to advise on best practice for their product if you are installing a screed during the winter months. 5. Mitigate moisture risks Moisture issues lead to 80% of flooring installation failures. Moisture.

As you can see, preparing the sub-floor for a vinyl floor is not complex. Liquid Screed. Self-adhesive vinyl tiles can be laid perfectly on the screed and liquid screed. However, unevenness over 0.5 mm must be completely compensated. The floor is then completely sanded and vacuumed Using a smooth steel trowel apply TILE MAGIC SELF LEVELLING FLOOR SCREED over the surface and work to a smooth level surface. Allow the layer to dry fully before proceeding with laying floor covering or subjecting it to traffic. Screed of up to 8mm can be laid in single operation the minimum depth should be 75mm pva the tiles first and then lay. sand and cement should be semi-dry and DON'T mix to much in the mixer at once. People lay it different some use screeds some don't. But I do. I use batons beded on screed leveled both ways as far apart as your straight edge. do as much as you can reach feather it off fill the. The screed is poured over the selected area (over pipework if required) and then smoothed with a wooden float to level it. You can also select to use self-leveling floor screeds. This option if faster as the consistency is lighter and easier to spread. Using Screed as a Final Flooring Finis

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If you are bonding ceramic or stone tiles, terrazzo, or synthetic resin floor to the screed, cut stress relief joints every 5-6 meters (16.4-19.7 ft), in straight vertical lines halfway through the screed. You can do this with a trowel now, but it may be easier to align with the tiles if you wait until the screed hardens and cut joints with. Now from what I can tell, I will have to lay a new screed. However as the existing slab is at the floor level of the rest of the house, this means that once a screed is in place, then floor tiles over tile cement, I will be looking at minimum 20mm raised level at the bathroom threshold

They are flexible, abrasive resistant, do not re-emulsify but you can't easily stick a tile to them without solvent compatible adhesive. Bonded and unbonded screeds. An unbonded screed/ or floating bed is best used over membranes that cannot be bonded to, such as sheet membranes or solvent based membranes Yes, you can lay engineered-wood or laminate flooring over tile if the tile is in decent shape. Loose, cracked tiles will cause your install to fail. Also, you will gain floor height, which can. Get the tiles off and it should be much easier, unless some idiot used too much cement in thw screed, in which case it would get stronger over the years. rebuildr86, i believe there is too much cement in the screed and it has got very strong over the years If you don't have a moisture issue but have some smaller cracks on the slab (less than 1/8th of an inch), you can use a high-quality modified thinset (the mortar used to attach the tile) that has. For concrete with hairline cracks, apply ABA Ceramic Tile Underlay prior to tiling. Alternatively you can use Barrierflex, Abaflex, or Isoflex. All concrete release agents and curing compounds must be removed by mechanical means. For cracks larger than 1.5mm consult your local suppliers

Screeds to go over tiles The Flooring Forum - Number 1

Tiling a screed too soon whilst the substrate is still stabilising can result in tiles blowing away from their base (heaving) as the screed shrinks below. Concrete substrates take far longer to reach stable equilibrium than sand and cement screeds due to their greater thickness Cold Weather. If it is cold you are looking at the potentials for freezing and damaging the screed. The screed contains water, so if that water freezes, you are going to have issues. Freezing water expands by approximately 9%, so you can imagine what that might do a screed. You are probably going to end up with a dusty/cracking surface Curling and lifting can disrupt the waterproofing and floor coverings, adversely affect falls, induce cracking in adjoining building elements and cause unevenness in floor surfaces. Other risks or types of failure due to neglected screed design include: Excessive shrinkage cracking. Expansion cracking and delamination of floor coverings Using either a specific tile primer or SBR, follow manufacturers instruction on container (SBR likely diluted 1-4 with water) paint on 2 coats over the Marley's. Allow to dry. Ready to tile now, use good quality tile adhesive and grout, powdered (bagged) materials are best. If using porcelain tiles, ensure adhesive choice is suitable for. Removing existing tile before installing new tile is recommended, however sometimes old tile can be very difficult or almost impossible to remove. If the original tile is still in excellent condition, then it is possible to install tile over tile, but the proper steps must be taken in order to complete the project correctly

Unfortunately you can't lay floor coverings until the screed is 100% dried out all the way through. Allow a day for every mm depth up to the first 40mm, then two days per mm. The optimum drying conditions would be an ambient temperature of around 20°C and well-ventilated rooms (windows must be closed for the first 72 hours to prevent. Screed over bitumen paint/adhesive. I need to level a concreat floor that has a thin layer of bitumen paint or adheasive on the top. I really don't want to have to remove this. We want to lay a real wood floor. I was hoping to re screed just a thin layer to level then paint with a damp proof sealent. Then lay a damp proof underlay then the wood.

It's vital that you can be confident this has happened as, if not, the screed may fail, resulting in tiles coming loose. Key considerations before fixing floor tiles to screeds: Is the screed dry: If the screed is new, the general rule is to allow a drying time of one day for every millimetre of thickness A beautiful tile floor would be a huge improvement and you have your eye on some tile that would really pop. You may wonder if you can you tile over it, or if you have to rip it out and start fresh? Well, the short answer is, yes, you can tile over linoleum flooring. Before you start laying tiles over an old linoleum floor there are a few. The ANSI A108 standards state that floors can not vary in flatness from the intended plane more than 1/4″ in 10′ or 1/16″ in 12″ for tiles less than 15″ in size tiles, and anything over that size the floor has to be within 1/8″ in 10′ and not more than 1/16″ in 24″ The Screed Replacement Tile (S.R.T.) system is a truly innovative product that has revolutionised the underfloor heating market over the last 20 years. Over the last 20 years the S.R.T. system has established itself as the most durable, dry installed alternative to screed. It is incredibly robust and has been used in thousands of projects. A screed slab is usually hidden beneath ceramic tile, hardwood floors, natural stone or a nice thick carpet. But when exposed, they look drab, dusty and often dirty. They look unfinished, like there is something missing and this is why the first reaction is usually to cover it over with something much more attractive

Powerful polyurethanes can be used without worrying about lack of tile adhesion; Disadvantages of waterproofing under bedding: If the water stops fail, the entire screed will be constantly wet; Wet screeds are notorious for producing Efflorescence, whereby a crystalline deposit of salts forms on a surface Options then become standard ie vinyl, other tiles or epoxy coatings. If you want to go over the existing floor, you can have a flooring specialist out that does self leveling epoxys or flowcrete to either create a marble style or polished concrete finish, a clear mirror level finish in which the slate looks like a pattern within the mirror. Insta: https://www.instagram.com/carlrogeSUBSCRIBE for more!3 part series on insulating, screeding, tiling, and grouting a travertine floor. SUBSCRIBE! it's.

How soon can you self level over new screed? enjay New Member Provided your screed is layed correctly there is no need for self levelling. You will need to allow 5 - 6 weeks drying time beore tiling, or use 'Bal Greenscreed' adhesive, in which case you can tile after a couple of weeks Removing vinyl asbestos tiles is a very time consuming and expensive process. Concrete toppings can be applied at various thicknesses over VCT resulting in huge savings in time and money. Many older buildings have VCT Tiles with asbestos. These tiles provided fire resistance and durability, a high performance function that has always been in demand. [

Screed over floor tiles? DIYnot Forum

Video: Can i screed over tiles? DIYnot Forum

Whilst there is a risk involved, some thermoplastic tiles can be overlaid with STOPGAP 1200 PRO or certain floorcoverings providing the tiles are firmly bonded to the subfloor and all traces of polish or any other contaminant which would prevent good adhesion are removed e.g. with STYCCOCLEAN C140 Floor Cleaner Primer is absolutely necessary if you have an anhydrite screed (aka calcium sulphate). This is a liquid screed pumped onto the sub-floor that self-levels. It's quite common in modern construction and has many benefits over sand and cement screeds, but you can't tile straight onto it with standard adhesives

How to Use a Floor Leveling Compound Over Ceramic Tile

  1. imise the curling effect of the screed, so all in all, using Schlüter®-DITRA 25 on a green screed not only protects the tiles, but gives you a better screed as well. And if you can get off site earlier, because you don't need to wait 28 days before tiling.
  2. You don't need to put the level over the tiles as you are following your level cement screed you done prior. The tricky part is avoiding lippage of tiles around areas with fall to the drain so take your time with this and pack up glue where necessary
  3. In this article, we will take a look at some of the factors that can influence your decision to install vinyl plank over existing hardwood. We will also provide a basic step-by-step guide on how to install this durable flooring material if you decide it this the best option for you
  4. In-screed heating. The thin layer of concrete poured over a slab is a screed. In-screed coils for underfloor heating are built into the screed. In-screed heating, with less concrete to heat, warms the floor more rapidly than in-slab heating. Under-tile / Under-carpet heating. This is the easiest to install
  5. You've got a couple of options when it comes to dealing with asbestos floor tiles. There is an option of covering them with additional layers of flooring. This can be done if and only if the tiles themselves are not cracking or ageing badly. Having concrete poured over the existing tiles is a great way to mask and seal them off
  6. Photo 1: Level the slab. Screed floor leveler over low areas using a 2×4. Check the entire slab for low spots by laying a straight 10-ft. 2×4 on edge; any areas where the gap between the slab and the 2×4 is wider than 1/8 in. must be filled

Screed bed over existing tiles - Renovate Foru

You can take up existing boards and stiffen them with noggings to add extra strength. Alternatively, extra rigidity can be achieved through overlaying the existing timber boards with either WBP plywood or tile backer board. Plywood should be at least 18mm thick, primed on the reverse face and edges with weber PR360 and screwed every 300mm. A reinforced cement: sand screed generally 65mm to 75mm thick incorporating hot water pipes. How to tile over underfloor heating Preparation. Minimum drying times for new concrete/ sand: cement screeds before installation of heating/ tiles are: Concrete = minimum 6 weeks Sand: cement screed = minimum 3 week Once you mix the screed you need to pour it into a wheelbarrow and unload it to the floor of the room. As you can see in the image, you need to start by making level screeds along the walls of the room. Use a straight edges and a spirit level to make sure the screeds are horizontal. Having a trowel at hand helps a lot Floor screed is an utter necessity to be able to maintain solid flooring throughout the premises. You might want a screed that is fast drying, in situations where theres an easy tight deadline for completion. Some floor screed can be ready up to 2 to 4 days after applying, great for tight schedules

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leveling over floor tiles TilersForums

  1. Yes, luxury vinyl tiles (LVT) can be installed over concrete provided you follow the correct installation procedure. The floor then needs to be treated with a screed, which is a thin layer of cement paste which makes the subfloor smooth and level. This is a skilled job best left to a professional experienced installer
  2. Fibre reinforced self-levelling compound designed for the renovation/refurbishment of existing floor substrates. For use in both commercial and domestic situations. Can be used from 3-40mm on concrete, screed, stone, ceramic, timber (plywood, chipboard, T&G floorboards). Suitable for use with underfloor heating and for encapsulating electric cable undertile heating systems. <br /> <br /> Can.
  3. 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. You can buy self levelling floor screed compound from out DIY Store here. Self levelling floors screed compound from the DIY Doctor store. Essentially, there are two types of self-levelling compound
  4. Vinyl flooring works well in any tightly sealed, smooth or seamless surface. Vinyl flooring can be installed over ceramic tile if the grout lines for the tile are not deep or wide. Can you screed over ceramic tiles? Lay vinyl over ceramic tiles. Several people have asked whether you can lay vinyl sheeting over ceramic tiles
  5. Tile Screed, mud, dry-pack mortar is the most basic and traditional method of leveling surfaces for tile installation. Whether you are creating your slope in a shower base, or leveling a large area that is completely uneven, tile screed is the cheapest and oldest method. Today I'll show you how this simple combination of sand and cement is.
  6. I doubt the leveling screed would stick to the vinyl very well, and I think it would start to crumble in short order. If you can pull the tile out, then it would work better. But you'd need to clean up the concrete so the stuff sticks. I think thinset mortar is the stuff to use in this case, with a bonding adhesive

Can you use self leveler over tile? - AskingLot

The common types of flooring laid over levelling screeds include carpet and carpet tiles, linoleum, laminate and vinyl flooring and tiles, wooden blocks, and ceramic tiles. Levelling screeds are not intended to act as a wearing surface and should always be covered with a final floor finish. A screed is also the preferred medium when laying. As screeds (and all cement-based products) can shrink as they dry or cure, it's essential you allow it to fully cure before laying tiles. This can take up to 28 days, so for best results, it's best to wait until then to lay the final floor covering. However, you can speak to your builder about additives that can be used to reduce this time If you dont want any step at all, anywhere, then you need to jackhammer and rebate the slab about 40mm, screed then tile. Expensive. Note screed needs to be minimal 20mm thick, so once you account for fall it can well be 40-50mm at the furtherest point from the waste

Floor Construction and Final Coverings | Optimum

Vinyl/cushion flooring over ceramic tiles - MyBuilde

  1. Photograph 1 depicts tiles that have reflected cracks, which appeared following installation over a young and subsequently shrinking screed. In normal tiling practice, depending on favourable site conditions, screeds should be allowed to cure and dry for a period of time to allow for initial and drying shrinkage to take place
  2. imum of 75 days even under ideal drying.
  3. ate can be placed over a ceramic tile, the labor, and cost, of the installation is decreased dramatically. How to Install La

Can you screed over a timber floor? - AskingLot

It also picks up fine dust from the floor and distributes it into the air and over the furnishings. This can mean that much of the energy, which had been put into the room, is wasted and not in the area you want it to be. A UFH system heats mainly by radiation. This is the most natural and comfortable form of heating - just like the sun You can easily dress up your pool, patios, outdoor entertainment areas and even the driveway by laying pavers over existing concrete. Like any DIY project, laying pavers over an existing concrete surface can be done easily as long as it is accompanied by considerable planning, learning the needed knowledge and skills and a substantial amount of. Let us take the mystery out of learning how to prepare a floor in readiness for laying tiles with our simple step by step guide to installing an under tile screed for shower bases and wet areas. Not many people realise that before you tile a floor, it is important to lay a bed of screed to ensure your finished floor is levelled correctly

Can I screed over carpet tiles? : DIY - reddit

Leave about 1/4 gap all round at the edges. As above, I cant see the point meself.. If the screed is insulated, lay laminate, carpet or tiles or real wood. straight over the sealed concrete (PVA etc). If its not, construct a. framed floor above and fill with insulation.. Re: Laying chipboard floor over screed Clearly, the longer you can wait before tiling, the less stress that will be applied to the tile by the concrete. Also, should the concrete crack, the crack can be treated (with an anti-fracture membrane) before it is tiled. If curling occurs (and it often does), the concrete can be ground before it is tiled If you are presented with a floor that isn't within the ANSI requirements of 1/4 in 10 feet (1/8 in 10 feet for large format tiles) and you 'make it work' without asking that the floor be flattened or you being compensated for the time and materials to do it right, that becomes the expectation in the minds of GC's, architects, and even.

Advice for self-levelling over old tile adhesive, using

Lay vinyl over ceramic tiles - MyBuilde

Can you screed over a wooden floor? - FindAnyAnswer

  1. By mixing in the sand, you can turn the resin into a form of mortar and of course depending on how much sand you add, you can make the repair runny and very thin through to as thick as you like. Floor Screed. There are many different variations of floor screed: Floor screed for heavy domestic/light industrial use
  2. imum of 28 days). • Before tiling, the screed should be clean, free of laitance and other surface conta
  3. Dry screed mix ratio is 1:3-5 = cement and sand. This is mixed with water and fibre additives to avoid cracking. Also, other additives can be added to ensure fast drying. Self-levelling screeds also known as liquid screeds (or flowing screed), made of calcium sulphate, sand, water and other chemicals, is simply poured or pumped on the area and.
  4. Thank you! You can't put amtico/karnden over tiles, at the very least you would need to skim them with a self levelling screed, best bet would be to lift them and find out what's under them then go from there. Amtico/karndeqn is glued down and I'm not sure glue would work correctly on top of tiles
  5. tiles, flooring grade plywood etc. It is ideal for use where low odour products are required. ARDITEX NA can also be used to encapsulate under-tile heating cables/mats onto concrete/ screed/tile backing boards, prior to fixing ceramic floor tiles. ARDITEX NA can be laid from a feather edge up to at least 12mm in
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This is a form of screed that is used to create a smooth and level surface onto which a flooring material can be installed. Levelling screed does not affect the structural performance of the floor in any way. Wearing screed. Also known as high strength concrete topping, wearing screed works as flooring. It can also be used as a structural topping Floor screed is traditionally 50mm to 65mm thick, the former more likely for liquid screeds and the latter more likely for traditional screeds. When applying liquid screed over wet underfloor heating systems, the thickness is usually about 50mm. However, the important depth is the cover over the underfloor heating pipes which must be 25mm minimum It provides a flat, level and smooth surface over which other flooring solutions can be laid. Anything from carpet to carpet tiles, linoleum, vinyl flooring, wooden block floors and tiles can all be securely adhered to the screed layer beneath How to Tile Over a Rubber Membrane in a Shower. While plastic shower pans have allowed the average DIYer the ability to quickly and easily install a short-term solution for their shower, the. Laying Parquet Over Existing Solid Floors:. Parquet blocks can be laid on numerous solid substrates such as concrete, dry screed, self-levelling compound or flooring grade plywood or chipboard, but never directly onto floorboards.. All substrates must be structurally sound, flat and dry. All new screed or concrete must be completely dry - allow at least1 month for every inch depth of new. ARDITEX NA can be used with confidence over almost all subfloors without priming including ceramic tiles, bitumen and flooring grade plywood. 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