Mix up and apply a modified thinset to a large enough area of the plywood subfloor to cover each piece of backer board using a 1/4″ x 1/4″ notched trowel. Try laying tile over 1/2″ Durock or Hardie and see what happens when the joists are 19.2″ or 24″ on center. I think it may cause condensation between the two surfaces of underlay and tile as the tiles are so cold. Many people think that PVA is okay as a primer on walls and floors before tiling. Hi Guys, Before I start laying any track I need to get some back scene boards fixed. The sub-floor is old pine boards which are a bit tatty, it's also very dusty and they aren't perfectly flat. What's the reason? Masonite is produced using the wet process only. Install a layer of 5/8-in. If a screed such as A38 or Topcem was used, this can reduce the drying time, and with A38 this can be just one day. I use my table saw if the size is small enough to allow it, but for cutting full sheets of hardboard a hand-held circular saw is best. Position each piece of backer board in the thin-set, press in place, and attach . First, we sprinkled the bicarbonate of soda over the floorboards, and then drizzled the vinegar on top. Get some 1/8" Hardboard, Lauan or birch plywood (one side smooth) and lay it down without gaps over the sub floor. Overview: Preparing your Subfloor for Tile. To apply the mortar bed, spread it evenly around the shower area. Introduced around 1970, cement-based backer board and thin-set adhesives not only made professional installation quicker (and therefore cheaper), it also made it possible for everyday DIYers to install high-quality ceramic tile jobs. the correct way to lay hardboard (and its fine for this if done properly) is to wet it first and lay it smooth side down butted joints (tight) and use an industrial stapler and mallet, you can hire these. Remove the particleboard and screw the plywood to the floor joists with 1-5/8 in. These materials bridge the gap between expense and effectiveness. My choice is a circular saw with a blade made for cutting hardboard. Clear away the turf so you're working with the bare soil. In this video, learn how to prepare a wood or concrete subfloor for tile, including such steps as checking for dips, installing backerboard, applying primer and thinset, pouring liquid underlayment and when to use OSB or exterior-grade plywood. Install a drain dam inside the drain pipe or drain hole to prevent mortar from falling through it. The hardboard has been left in the kitchen for a day for conditioning and I read on the internet that. Take the readings in at least 20 spots per 1,000 square feet of flooring and average the results. Ideally, it should be between 7% and 9%. Allow the mortar bed to dry completely and cure before installing the shower base. But installation errors, shrinkage . Position the board about 9 mm from the wall to allow for any expansion. Start in a corner of the room and set the nails about 13mm in from the edges of the sheet in a . Secure Your Floorboards. Hi all i'm new to all this and need some advice from people in the know I have purchased some beautiful high quality porcelain floor tiles and have 2 different surfaces to tile onto. Apply the waterproof epoxy to the rear of the hardboard, just around the edges on the backside, and then press the plastic into it. Tile, stone and grout are not waterproof materials. Steps: Cut the plywood into uniform squares, we did our 11-inches square. You can glue the corners and reinforce with mechanical fasteners. £ 2.87 - £ 8.23 inc VAT Hardboard is a traditional board commonly used for floor covering and levelling of old floor boards. The clean smooth surface coupled with a more rigid and gripping under side gives a solid base and a blank canvas allowing for the application of various floor coverings of your choice. How do you condition hardboard? The idea is to create a flat surface for the shower base to lay on. When they dry out, they will pull tight and lay flat. Or you could just glue it to a piece of very flat MDF. Do I have to wet hardboard before laying? Then paint or stain the moulding as your tastes dictate. The wet process, known as the Mason Method, leaves only one smooth side while the dry processed hardboard is smooth on both sides. . If the water leak is localized in one area, make sure to isolate that area by either closing the door or blocking off the doorway with a plastic tarp. Using the caulk around door jambs, pipes, and stonework Take your time to finish your work the right way. This is likely the only opportunity you will have to do so. The thing that you should figure is whether you have to condition it before you install it. Suppliers and Installers of all types of Carpet, Vinyl, Laminate Flooring, Real Wood Flooring and Luxury Vinyl Tiles. You may need to weigh it down to ensure that the epoxy bonds with both materials. What do you put on top of a subfloor? Undercut doorjambs, trim properly to have nice and polished look. In general, 12% moisture or above is too wet to install flooring. The surface should be painted or at least primed if you want a better chance in the future of removing the wallpaper. Most flooring needs to be laid on a base with no more than 2mm discrepancy. Moisten one or two large towels and wrap them around the wood, making sure that the entire warped area is covered. All "wet" areas must be sealed with laminate flooring sealant or 100% mildew -resistant silicone to avoid moisture damage and buckling. Masonite is produced using the wet process only. Second, you may want an extra vapor barrier above the subfloor to reduce any risk of moisture. To prevent sheets buckling due to a change in moisture content, manufacturers recommend they should be conditioned before use. To condition the board, lay it flat on the floor and scrub cold water into the back at the rate of 1 litre (2 pints) to every 2440 x 1220 mm (8 x 4 ft) sheet. Wrap the wood in moistened towels. Then mark 3mm in from the edge of the doorway. Apply the waterproof epoxy to the rear of the hardboard, just around the edges on the backside, and then press the plastic into it. This will cause the boards to expand a little. Unbeliever Reply to Unbeliever P Peter Hemmings posted 13 years ago I think it's all boll**ks; if hardboard has to be used then the 'tempered' variety should be obtained. Outline the size and shape of your decking. The corners and edges of the sheets should not touch one another. Wetting standard hardboard is done by some in the belief that it relieves the stresses in the material so that when it . Leave the board flat on the floor for 48 hours to adjust itself to the moisture conditions in the house. This is not the case, as traditionally PVA is a multi-purpose product and not specifically formulated to work with tile adhesives. The process involves applying primer to the outside of the pipe and the inside of the fitting, which cleans and preps the PVC. a standard hardboard can do a good job. It helps to keep a spray bottle of water handy to mist the surfaces if the gesso is drying too fast. Start in the corner of the room. Fancy moulding can be extremely expensive but I have found unfinished, inexpensive moulding at Home Depot that already has the 1/2 inch croove in the back and all you have to do is make the mitre cut and assemble the frame. By using a bigger size tile, or laying down the plywood sheets whole, you're less likely to have warping and an uneven floor. meebabs, Oct 11, 2009 #6 Hope you didn't like your beautiful new tile . Maybe most of us were reluctant to answer since we . If bits or hairs get into the wet gesso, pick off with a fingernail or tweezers and touch up with the roller if needed. Just divide the width of the room by the width of the board you want to use and add a couple of millimetres for the gap you'll need between each board. 2. don't wet it they're muc more unstable than ply, plus you can't bond directly to hardboard. In order to provide a consistent surface layer for the tile, fill the seams of the backer board with the tile mortar and let it dry. Hardboard How do you nail plywood flooring? I suppose you could take it to a metal working facility and ask them to put an immense amount of pressure on it, and compress it down to a flat 1/16". Hi, we've had to remove your signature. Mark tiling. J-S-R Building Services. Walk around the room and listen carefully for squeaking as well as underfoot movement. Previously, ceramic tile floors were generally installed on a wet-mortar base layer laid by a skilled professional. Nail in permanent 1-inch thick screed boards against walls. Leave a 1/4-inch gap between the backer board and the wall. I have a quarry tile floor and want to lay a fitted carpet over it. 19 March 2012 at 9:25PM. you need to fix it every 150mm. First, it will give you some added cushion to help make the floor softer to walk on. . First of all let's think back, we all remember PVA - the glue you used in school to paint all over your hand, then . drywall screws spaced every 6 in. Wetting standard hardboard is done by some in the belief that it relieves the stresses in the material so that when it . If hardboard sheets are your base, lay them texture side up so the adhesive will stick. The wet process, known as the Mason Method, leaves only one smooth side while the dry processed hardboard is smooth on both sides. It's simply to 'temper' the board to reduce the likelyhood of movement when its laid. Screw down any creaking or loose boards. CDX plywood and screw it to the subfloor with 1-5/8 in. The first step in assessing your floor should be to ensure that all your floorboards are secure. No extra layers of underlayment are required. Next, check the moisture of new floorboards. Standard sand & cement screed, dries at approx 1mm per day, depending on variables. At this thickness, you can staple it down. This is especially important in a wet area where the joints between the boards must not allow water penetration. Hammer a peg at each corner and run a builder's line between each peg. Repeat this process, spreading mortar and laying the backer board one sheet at a time. Yes you can butt the end of one roll to the end of another. Advertisement. Stretch the chalk line out across the room, both ends should be held on the floor. Step 1. Should I put plywood over the top of the hardboard prior to laying the tiles? . They are all reasonably smooth and will not affect the hardboard that will be laid over them. Normally, dry times range from 12 to 24 hours. Drying times vary based on the type of mortar you will use for the tile. Check the ground is even. Measure the width of the doorway and halve it. . let dry out 100% then lay the covering and I would advise to glue it. Tile can be installed over a plywood substrate, and it is actually a fantastic way to make sure you don't have deflection in your floor. by thedoctor » Wed May 16, 2007 7:06 pm. Then stack the sheets flat, back to back . A London flooring company explained that they are made by laying down a mattress of wood fibres that are put in a wet 'liquor'. Do I have to wet hardboard before laying? Toe-screw 2x4s for straight curbs and cut off the excess hardboard after forming. Normally, dry times range from 12 to 24 hours. 3. Wetting standard hardboard is done by some in the belief that it relieves the stresses in the material so that when it . My choice is a circular saw with a blade made for cutting hardboard. This important step lets it adapt to the climate of the room for the best fit. If you come across movement or noisy floorboards attempt to fix these by screwing them in (don't nail them). After that, they are squeezed out in a huge press. tarkett85, Mar 1, 2012 #9 Matt Well-Known Member Staff Member Every post on here apart from one has advised plywood over hardboard. Work quickly and try to lay down as smooth and even a coat as possible. Usually you put wallpaper over a smooth surface. Leave a 1/4″ gap between the backer board and walls and 1/16" gap between the sheets of backer board. Clear away plants, rocks and weeds, and dig down to a depth of roughly 50 mm. 22 May 2008 at 5:41PM Temperature, air flow and type of mix, being just a few. The oak I am putting down is 18mm solid oak which I will nail down using a portanailer. Hire a floorlayer, hardboard is a complete nightmare in any wet area, the floorlayer will rip it up and plywood the floor and tile it in a day. In order to provide a consistent surface layer for the tile, fill the seams of the backer board with the tile mortar and let it dry. I lay the sheet of hardboard on top of a couple of closesly spaced two-by-fours, flat on the floor. The two immediately reacted with each other and started to foam. Mix a small batch of thin-set mortar as directed by the manufacturer, mixing the dry powder with water in a bucket. Bring the 6mm hardboard into the room and brush a litre of water over the rough side of each panel. Now check to see where there are any dips and humps in . First, test the moisture level of the subfloor. Yes, a perfect installation may act as a barrier for a while. Don't 'soak' it - simply wet the back of the hardboard with cold water using something like a paddle brush as if you were painting it and then leave it to dry off. There will be a line but if done right it can be minimal and can almost completely disappear if you paint the . Can i tile onto hardboard? Rip the siding to 3-1/2 inches and screw it to the backside of the blocks for curved curbs. Lay the piece of cut underlay on the floor, and make it flush to the doorway. Hello, i would uplift the old vinyl then if you have a wooden subfloor use marine ply due to a kitchen being a possible wet area then lay the vinyl or if you have a concrete subfloor up lift the old vinyl then use micro coat or feather finish to get rid of the adhesive then lay the new vinyl. tongue-and-groove plywood or OSB (oriented strand board). We didn't want to end up with a piece of plywood that wouldn't fit so calculated the exact size so they'd fit perfectly into the room. There are two ways of doing this. Is there a sort of paint I can put on firts or should I lay some hardboard over the tiles before the carpet is put down. (Sample: 3.46m / 16cm= 21.625). by thedoctor » Wed May 16, 2007 7:06 pm. Apply a mound of mortar to the subfloor, then spread it out in an even layer, using a 1/4-inch notched trowel. Do your homework before making these comments. After about 10 seconds, you next apply cement to the same areas, then . Leave for at least 24 hours to allow the boards to adjust to the humidity of the room. Method 1Method 1 of 3:Using an Iron. The wet process, known as the Mason Method, leaves only one smooth side while the dry processed hardboard is smooth on both sides. * For standard and LM (low density) type medium and tempered boards, scrub the backs with water, using I litre to every 2440 x 1220mm sheet. We'll talk you through both methods. This is usually 24 to 48 hours. The towels you use should ideally be large enough to cover the entire wood piece. drywall screws spaced every 4 in. Lay the sheet of plastic on the ground, put the hardboard on top, and fold the edges of the tarp over the sides of the hardboard. 4 Measure and cut the underlay to fit under the door. The first step is to absorb any water lurking on the surface of the floor. You may need to weigh it down to ensure that the epoxy bonds with both materials. You could think about applying moisture to the appropriate places and sides to see if you could unwarp it. Having said that there are some great underlays out there so talk to your local carpet store first. I decided that it would be easier to lay hardboard over this than to try to tidy the actual boards themselves. Lay the first panel so that its long side spans the joists and its end rests on a joist (if you need to cut it down, it's best to do this on the skirting edge). Measure the width of the tile, then add 1/4" inch. £ 4.27 inc VAT Sheet 1 Now for the hard work, we started to scrub the floor and massaged the mixture into the floorboards. Mix and Apply the Mortar. 3/4-in. Draw an arrow onto the underlay to show the direction you need to cut, either left or right of the doorway. Do I have to wet hardboard before laying? Leave tempered hardboard for 72 hours. 2. While the mortar is still wet, place a sheet of backer board onto it. I lay the sheet of hardboard on top of a couple of closesly spaced two-by-fours, flat on the floor. A LONG established method of preparing a subfloor before laying resilient or textile floorcoverings is to overboard the area with a suitable grade of plywood or hardboard. Cover an area just large enough for the first cement board sheet. You can almost watch all the dirt bubble up. I use my table saw if the size is small enough to allow it, but for cutting full sheets of hardboard a hand-held circular saw is best. Don`t think that this is a . . Whether the room is 20 x 20 or 4 x 5 the methods are the same for floor leveling. Pro tip: Toe screws are easier to remove after the mortar work is done. You didn & # x27 ; re working with the bare soil PVC?! Dry powder with water in a bucket being just a few I put plywood over rough... 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Tastes dictate put plywood over the rough side of each panel conditions in the house high... To cover the entire warped area is covered hardboard do i have to wet hardboard before laying to laying the backer board sheet! Work on more panels to keep a spray bottle of water handy to mist surfaces... Vinyl on new screed texture side up so the adhesive will stick better to them! Wrap them around the corners and edges of the doorway at least primed if you want a better in... From 12 to 24 hours to adjust itself to the same for floor leveling not touch one another the of... Closesly spaced two-by-fours, flat on the floor for 48 hours to allow mortar! Into uniform squares, we did our 11-inches square permanent 1-inch thick screed against. Cdx plywood and screw it to the moisture conditions in the belief that it would be to! New tile above the subfloor, then spread it out in an even,. 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