1. laminate is ok. For example, 12 is not a prime number because it can be divided by, 1, (to give the answer 12), 2 (to give 6), 3 (to give 4), 6 (to give 2) and 12 (to give 1). Such products may still require 12-24 hours to dry our completely (depending on thickness). over ‘semi-dry’ consistency traditional mortar beds before placing ceramic tile, stone or thin brick. As a result, bigger tiles require flatter floors. Reply to londonchap81. can i latex screed over the whole lot without removing the cork tiles which are very well adhered to the quarry tiles? or 2. Nonetheless, as simple as this process might sound, there is a lot more to. Andy O'Hara. Allowing the UFH system to cool down for at least 48 hours before tiling commences. ARDITEX NA can be applied on all common subfloors such as concreteStep 4: Mix Mortar. Left any longer, the laitance may be more difficult to remove, and it will certainly delay drying. Replace the grout in the lines using a grout float to push the grout into place. It’s walkable in only 3 hours, receives ceramic, or stone tiles from 4 hours, and resilient floorcoverings from just 48 hours. Secondly, screed over it with a self leveling compound, and let that dry. If your tiles are loose, cracked, or broken, you will need to repair or replace them before applying self-levelling. 5-6. they will 99% of. Help! 29/12/12 - Thanks for your replies. In my haste to get started, I ripped up the old carpet and underlay finding thin tiles that easily pried off the floor. Need to make sure they are aware its not the best way. For Indoor Use. Use latex screed. You need to adurapid crack, then primer and latex then. These unique properties ensure that Arditex NA can be used with confidence over almost all sub-floors and without priming, including ceramic tiles. g. You can latex over ceramic tiles no problem as long as you use the correct primer. SR1 3mm. 1 Step 1: Remove the adhesive residue. 2-m straightedge laid in contact with the screed. Installing cement board won’t work, and if you choose to lay down a mortar bed it takes longer, it’s harder to achieve an even surface, and the screeding process can damage the heating. 6 mm/m) can contribute to problems. Country. latex floor screed levels out uneven substrates leave a smooth surface to bond to. Prepping the Substrate for Tile Recap. For decades. 1. The floor is then completely sanded and vacuumed. Ceramic, porcelain or stone tiles can be installed over the top of the installed membrane using a suitable Mapei tile adhesive. Use these tools to calculate the approximate amount and estimated cost of products needed to complete your project. Green screeds are usually 1:3 or 1:4 cement and sand at a usual thickness of 50mm. Both screed and concrete are referred to as being green during the period from. Remove any loosened grout with a chisel and hammer. Nonetheless, as simple as this process might sound, there is a lot more to. When painting a tile floor, the following three types of paint work best:. Last edited: Sep 2, 2010. 1 – Step 1: Prepare the surface. Another tradesman said they could do it without screeding because they are. Instead of mixing the compound with water, the water is replaced with bottle of latex, which is then added to the mix. After measuring the surface area for the backsplash, wall, or floor, planning out the exact layout of the tiles, and cutting them. Floor leveling or screeding – necessary if concrete cannot be designed and. Alternatively, another option is to strengthen the substrate with either a layer of floor screed or by overboarding with plywood/tile backer board, and then using an. Primers. Can be used with underfloor heating systems. Primer for floor preparation prior to tiling. The products are mixed together, poured onto the floor and trowelled to a flat finish. DECORATIVE CONCRETE OVERLAY OVER EXISTING CERAMIC TILEOver-Eze stampable concrete overlay and resurfacer has proven itself on many residential and commercial. Alternatively, you can also grind down the uneven concrete flooring by using other tools or sandpaper. To flash the floor, the guys are using Kerabond mortar with Keralastic latex additive because it bonds so well. uk. If the existing concrete is dirty you will have to use some self-levelling compound which includes latex. 06% (0. Hi, quite a common problem tbh. . thank you very much for the clarification. Thicker substrates require 2 days per mm. latex floor screed is a cement-based smoothing compound. LVT is warmer underfoot than tiles anyway so you’d probably not notice the difference that it will make for heat travelling, any cold spots will probably feel warmer too. any good floor layer will be able to screed out a 5mm dip in your. Re: Advice for self-levelling over old tile adhesive, using Wickes la SBR is a liquid bonding agent. You can use latex or enamel paint to cover ceramic tile but you have to prepare the surface by deglazing the ceramic ahead of time. The tiler can then latex or screed over the DPM. Estimated Cost: $75 to $100. Good-Wood-Floors . Allow the tiles to dry. “The majority of glazed and unglazed [ceramic] tiles have negligible moisture expansion, which does not contribute to tiling problems if tiles are correctly fixed (installed). to acheive a smooth, flat floor, once dried. In this case the screed or topping is separated from the floor by insulation boards or an impervious membrane. Maximum depths are around 10-15mm, however with the addition of bulking aggregates (normally kiln dried sand) some latex floor screed can go up to 30mm. Why Choose Latex Screed for Overlaying on Ceramic Tiles: Exceptional Adhesion: Latex screed is known for its excellent bonding capabilities. I asked a contractor who happened to be in my company and he say the same thing too. Work the chisel between the tiles and the concrete, hammering them up with a 2-lb. 50 per square metre. In wet areas, Nitotile GP from m/s Fosroc shall be used as ceramic tile adhesive. Where the old screed has been removed by the outside back door, it has uncovered a low inner brick course running parallel to the door in line with the inner wall with a gulley either side, similar in dimensions to the one described above. Yes you can latex over ceramic tiles as long as the tiles have been installed to a good standard and you have no damp plus you have to use floor primer. Too much extra will probably make it useless. I've had three lots of advice, to rip up the existing tiles and start from scratch, to screed over the tiles and lay the vinyl, or to ply over the tiles and lay the vinyl. If a dipping grade adhesive is not wanted, then the trowel applied Styccobond B95 adhesive can be used instead. Installation of Ceramic Tile in Swimming Pools,. a suitable primer (depending on sub floor) should also be used. Each DIY makeover kit covers 35 square feet of tile or countertop, takes around four hours to complete and dries in 16 hours. Vinyl planks represent perhaps the best option for installation over ceramic tile. AS 3740-2021 – Waterproofing of domestic wet areas 3. Wet underfloor heating installation cost. Clean the Floor. Add message. Apply the Bonding Primer. Installation of Heated Screeds and Substrates for. Step 5. USES Davco 168 is designed for installation of dimensional stone and ceramic tiles over a wide variety of sub-strates. simple answer is no, this is mainly down to the adhesive failing underneath. Maximum gap measured with a slip gauge. SR1 3mm. For wet areas such as. On this weeks episode of Sealed For Good we discuss how to waterproof over the top of existing tiles and find out the different things you should be looking. quarry, ceramic and most natural stone tiles* over interior or exterior concrete and masonry floor and wall surfaces. It also provides guidance on the waiting period required for new concrete. Image caption- S 15 C polymer adhesive used for slurry consistency. Many modern mastics are latex, or water-based, and can be softened with water. Self levelling screedIn wet areas, Nitotile GP from m/s Fosroc shall be used as ceramic tile adhesive. Mixing and application of Nitotile GP shall be as follows; 20kg of Nitotile GP shall be mixed with 4. CS Flooring. Then mix a lighter, creamy batch and wash over the floor. Then mix a lighter, creamy batch and wash over. 1), or. In 1986, a Field Report of the Ceramic Tile Institute of America (86-5-1) titled “Installing Ceramic Veneers with Latex Modified Mortar & Grouts” used the term “Latex Leaching. At the same time i will be screeding over the main floor in the building, this is 7. 8. Use a paint roller. BUY NOW: US$33. The first step in any pool tiling installation is to evaluate the substrate and ensure it is flat enough to receive the tiles. not a water based mix. NOTE: Arditex NA should not be used on top of vinyl. Any. Can anyone advise on best course of action?. Flowable liquid floor screed suitable for applying up to a depth of 5-50mm onto: Floors with underfloor heating or under tile warming; Cement; Concrete slabs; Pre-cast elements; Wooden flooring; Existing ceramic tiles; Existing rigid plastic tiles; Floating floors (e. 4. “A common cause of problems in rigid tiled flooring is cracking, associated with underfloor heating. 8: Terrazo paving: 0. you risk voiding the warranty of the flooring by not installing on a dust free, flat smooth surface. Epoxy DPM * Existing Adhesive Residues. you cant put the dpm directly on to the. Applying the primer: To apply the primer, use can either use a paint brush or a paint sprayer. Tilemaster Pro Flow can be applied from depths of. U then primer the floor ready for latexing. (screed and renders). Self-leveling underlayment has a bright future. If you use a paint sprayer, it is recommended to use a. 3 Step 3: Stacking Tiles: 6. Around £12 I remember but will probably be way too much quantity for your small area but Abstract. Commissioning the underfloor heating before tiling commenced. Both terms are used interchangeably but floor covering refers more to loose-laid materials. Answered 20th Jul 2015. Provided the tiles are sound and are protected by an underlying damp-proof membrane, skim over the tiles and fill the joints with a latex screeding compound in preparation for laying the vinyl tiles. Mapei MAPEGUARD UM 35 can be installed over the top of a screed using a suitable Mapei adhesive such as KERAQUICK S1Mapei or Mapei ULTRALITE RAPID FLEX S1, for waterproofing and antifracture properties. Fast setting time - sets in two hours Overlay can commence after eight hours Application depth, 0. 5 cm) thick for leveling and ramping. Adding a little extra water to a thick mix can make it spread easier, might increase drying time slightly. If flooring is applied directly over the ‘young screed’ there is a risk of development of moisture related de-bonding of the adhesive and blisters in the vinyl or coating. any good floor layer will be able to screed out a 5mm dip in your. Reaction score. 5 millimeters (about 3/8 inch) and. Wait overnight for the grout to set. 27kg ARDEX A 29 cement per m² for each millimetre of screed thickness using a 1:7 mix. stoneyboy. Mixing and application of Nitotile GP shall be as follows; 20kg of Nitotile GP shall be mixed with 4. application of an impermeable layer beneath tile and bedding to prevent water penetration into. I am hoping to cover it all with a vinyl sheet. 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. For decades. Cheers vman, Mar 3, 2012 #1. If you just want a no-nonsense mountain bike at an attractive price point, the Canyon Neuron AL 6 is a very good answer. they will 99% of the time be a very poor strength compound. A 'self levelling screed' is a generic term given to a group of products which are used to create smooth floors prior to the installation of the floor covering. hand maul. Floor leveler is usually latex-based cement. Discussion in 'Builders' Talk' started by oogzy, Nov 3, 2005. Do not remove the tiles if u dont no what u doing. Then, dry-lay tiles 2 to 45, making sure that gaps 11 and 51 were even. If there is a significant trench where the grout is – fill it and seal it. If nothing comes off, it’s fine to tile over. LATAPOXY 310 Stone Adhesive is a two component, high strength epoxy adhesive, which is formulated for the spot bonding method of tile and stone installations on vertical surfaces. Use reputable flexible adhesive for tiling on screeds and concrete and as per the manufacturers specifications, DO NOT USE PVA but a latex based primer if the concrete surface is. Its on your back if you risk 30 quid of screed over a few hundred of tiles!Firstly, paint the quarry tiles with a liquid damp proof course, let it dry. hand maul. ARDEX K 40™ RAPID. 4. After the surface has been sanded, any dust must be removed using a vacuum cleaner. Over plastic, semi-dry consistency traditional mortar beds (min 20mm thick) before beating in pavers and ceramic or stone tile in cold climate conditions. Arditex NA 25Kg Subfloor Two Part Self Levelling Compound is a self-smoothing, protein free, latex levelling compound with improved flow and excellent adhesion, flexibility and moisture resistance. Liquid Screed. ABSTRACT The use of polymer/latex type additives that improve the performance of thin-set adhesives and mortars has been in common and increasing use since the 1960's. Thicknesses of 1/4 inch to 3/8 inch are typical (6 to 10. Be careful of latex compounds that say they can go over ceramics with no primer. MAPEI recommends adding 5% to 10% in overage to ensure. Put simply, a screed is a hard coating flooring surface similar to concrete. Both are correct, and have their various uses. Floor levelling compound is also known as self-levelling compound. Glazed ceramic tiles are commonly used for floors, walls, countertops, and showers. DON’T stretch the peel-and-stick tile too much when installing. While putting a self-leveling compound on Bitumen floors is not recommended, a few other tricks can help, like applying PVA primer or using Ardex 2-part self-leveling compound that combines latex with the concrete. Cover the floor in plastic sheeting. they will 99% of the time be a very poor strength compound. Www. 2 / 17. Ordering and Purchasing. Priming becomes even more of a necessity once you consider the amount of dirt, plaster, adhesive, and various. 8 Feb 2010. Answered 6th Apr 2014 Like 1. Now starts the fun part. Most tiles these days are over 15 inches in size; therefore, they require a perfectly leveled substrate to settle in properly. Fix or flatten the surface so it is tile ready. Like 4. That's the point. Search the floor for any loose or damaged tiles. Work the chisel under the tiles, forcing them loose. You’ll also see tile adhesive used as an underlayment beneath laminate flooring or. Suitable to receive floor coverings after 4 hours. The mixed adhesive shall be applied over the protection screed to a thickness of 3mm up to 1 sqm at a time. If you have ceramic tile that has radiant heating, it is advised you opt towards floating vinyl planks over glued down tiles. Over time, an increase in stress build-up will make the tiles more likely to pop. Ceramic, Terrazzo and Quarry Tiles. Screed is commonly set underneath timber, carpet, resin coating, natural stone, tile and vinyl flooring. 25 quarts (5 L) water: 25 lbs. ceramic tiles, porcelain tiles, flooring grade asphalt, quarry tiles (sealed) and vinyl. SikaCeram® StarGrout Epoxy based grout for joints from 1 to 15 mm width. Traditional sand and cement such as a 1:4 ratio could be bonded at 40mm. ARDEX K 15®. 1. Self-Levelling Floor Screeds Compound. If you are working on new. 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. Apply the desired surface finish using a wooden or polyurethane float. Strike the face of stubborn tiles to break them up for easier removal. a solution that binds, regulates and fosters air flow in the base you’re going to apply. e. They only recommend pouring concrete over existing tiles if they are in sound condition and firmly affixed. With more than 10 years of experience in the tiling industry, their trusted and dedicated tilers are experts in completing tiling works for homogeneous tiles, ceramic tiles, porcelain tiles, marble tiles, and all sorts of floor. Hi, Our house was built in 1983 and we have a 7m x 3m front room/dining room and want to install Warmup electric underfloor heating with laminate. Skill Level: Intermediate. Renovation property: £135 to £185 per square metre. Thoroughly sweep and vacuum the entire floor. The remaining screed appears to be between 10mm and 20mm in depth. • When mixed with water, suitable for ceramic tile, quarry, pavers and saltillo tile over cementitious surfaces. applied from 1’ – 2 ½” (25 – 63mm) mixed to a semi-dry consistency and placed over a latex/cement slurry bond coat consisting of 254 Platinum, 254 Platinum Plus or MULTIMAX. Not actually used it myself (yet) but looking to level my garage floor so done a little research. Over the years, BRE has investigated numerous cases where stone or ceramic tiles have been laid onto a screed only for cracks to appear in the tiles. g. Remove loose tiles and leave the space open for filling with the compound. 5 mm must be completely compensated. Needs mixing with a paddle. Most in screed UFH is water based and pumped so theres a very good changes its over screed. A) ARDITEX NA ® can be used with confidence over almost all subfloors without priming including ceramic tiles, bitumen and flooring grade plywood. I have an early 1970s bungalow with concrete floor. oogzy Member. 3m x 4. Paint the grout with grout paint, if desired. £10 - £12. Use latex screed. 16 Aug 2013. Wait a few minutes. #6. Make sure to install movement joints in the screed over any structural or cold joints in the balcony. 0mm Protein (casein) free Mapei MAPEGUARD UM 35 can be installed over the top of a screed using a suitable Mapei adhesive such as KERAQUICK S1Mapei or Mapei ULTRALITE RAPID FLEX S1, for waterproofing and antifracture properties. ”Information Paper from IHS BRE Press provides practical guidance for architects and specifiers. Reply to Kitchen Floor tiling on Latex Self Levelling Compound in the Floor Tiles area at TilersForums. The function of a primer is to prepare the surface and increase the bond. My kitchen floor is part bare concrete and part quarry tile with cork tiles stuck on top. Bonded. With the application of DITRA matting, tile coverings. 5% prior to the installation of tiles. 12. A) ARDITEX NA ® can be used with confidence over almost all subfloors without priming including ceramic tiles, bitumen and flooring grade plywood. A proper floor fitting will screed over tiles and lay karndean but I have no idea whether it would render underfloor heating useless. Note: If you do stick a cork tile in the wrong spot, use a firm-blade, 3-in. 1. Self-leveling underlayment is a great choice under any tiled floor, but it’s the absolute best choice when installing tile over an in-floor heating system. In warm and well ventilated drying conditions allow 1 day per millimetre up to 40mm in thickness, so 40 days if 40mm. In order to check the level of your floor, use a long spirit level (2m is ideal). Kent. ARDEX Abacrete. Tile Backer Boards. AS 3740-2021 – Waterproofing of domestic wet areas 3. if its in screed then you'll be fine and won't damage it, if its over the screed wire or mat then you'd be lucky to be able to get it up without damaging it. Start at a broken tile or between tiles where the grout has loosened. Resilient floorcoverings can be installed after just 4 hours and ceramic tiles in as little as 3 hours. 1. #2. Northampton •. Latex floor. We had the tiles tested and they definitely contain asbestos. 4237 RAPID Latex Additive is a specially designed latex additive for use with 211 to make high strength latex thin bed and medium bed adhesive up to 15 mm. Davco DW 1 is a synthetic, latex based mortar additive designed for use with portland cement and sand to prepare high strength, thin set mortars. It works like mortar but doesn’t need grouting because it contains no sand or gravel. screed. It is also very difficult, if not impossible, to remove screed from asbestos tiles without damaging the tiles and generating even more dust. All that’s required is spreading the compound over the prepared tiles. Using the notched side of the trowel, comb the mortar to produce an even surface. Screed floor leveler over low areas using a 2×4. Not actually used it myself (yet) but looking to level my garage floor so done a little research. June 28, 2022. Photo credit: Weber. Table 4. The mortar has an open time (work-able time) of about 1 hour. Supplies. The tiles will have to be screeded over before the LVT can be laid. Coverage: Approx 6 m at 3 mm thickness. Tile adhesive is often used on large wall tiles to ensure they stay put once installed. TAL BOND should be used as a total water replacement in the adhesive and grout mix. A primer is a liquid product, which can be either latex, epoxy or polyurethane based, and is used to create better adhesion onto the substrate before tiling or screeding. If you're laying Karndean over existing flooring, be sure it is properly prepared. Dusty, porous and uneven solid surfaces must be sealed using a thin latex screed. 2-2012 – Waterproofing membranes for external above-ground use – Part 2: Design and installation B. Country. 1. flooring bloke New Member. Ceramic tile / stone adhesive - floor and wall thin set mortar DESCRIPTION Davco 168 is a cement-based, thin or medium bed ad-hesive, suitable for fixing ceramic tiles onto walls and floors, dry or wet interior or exterior areas. Non-structural floor screeds shall be adequate for the location and intended use, and provide a suitable background for floor finishes. If the tiles are in good condition, with no cracks or chips, then screeding over them should be possible. laminate is ok. Only if you dont like HDB tiles and want to use your own tiles then no need for screeding. The typical total for a classic screed is between £15 and £16 per metre squared. The common types of flooring laid over levelling screeds. 3 Comb the mortar. Flowcrete UK’s range of Isocrete Self Levelling Screeds offer numerous advantages for both new build and refurbishment projects. 0. nThis floor screed is a versatile smoothing compound for levelling uneven floors before laying decorative floor coverings. With the hole closed up, you can start “folding” the mix. As long as your floor is level (as in 'water level' as opposed to 'flat/smooth) then any minor bumps or pockets are trivial, and will be taken up by the level of adhesive. Selection and Installation of Ceramic. Screwfix customers rate this product 4. 275: 8 – 10 mm thick vitrified floor tiles + adhesive: 0. A. Around £12 I remember but will probably be way too much quantity for your small area butafter removing existing tiles or where bricks/blocks are uneven. Water or latex based screed. Finally, allow the floor to dry naturally to avoid cracking. 85kg Latex Coverage: 5m2 at approximately 3mm thick. Q. Now time to ask the ID who say no need screeding why they say so. The sudden expansion or contraction results in a lack of adhesion between the tiles and the screed. Submit your price for the work in a written change order and get signed and dated approval. SR1 3mm. Use to level and smooth interior concrete, terrazzo, ceramic and quarry tile, epoxy coating systems and non-water-soluble adhesive residue on concrete. It can be applied to Stopgap levelling compounds, structurally sound, smooth, dry, absorbent subfloors of concrete and sand/cement screed and plywood (minimum 6mm flooring grade). ball & young stopgap green bag self leveling compound powder. i try to keep up on new products and a company called ardex uk make a latex based levelling compound called (arditex na)that goes straight over bitumen to seal it. Tile adhesive is a specialized material designed for bonding tiles to surfaces. 3. The latex also allows the floor a certain amount of flex over time so this helps to prevent cracking and shrinkage. Immediately trowel back over the skim coat, using the notched side of the trowel to create a pattern of ridges and valleys in the wet adhesive. Before laying ceramic tiles or natural stone onto a cement/sand screed, the screed should be covered and cured for 7 days followed by a further 14 days of continual air drying; a longer period. 1 – Step 1: Prepare the surface. Key features are: Longer working time compared to cement slurry. Vinyl Flooring Options. Not all primers cure the bitumen i would recomend a 131 primer before u laytex. 16 Aug 2013. Over the backs of ceramic tile, stone or brick before placing concrete or mortar during fabrication of ‘negative’ cast panels. Calculator. BASF, the leading latex supplier in waterproofing industry, provides comprehensive solutions for cementitious waterproofing, mastic waterproofing. Electric underfloor heating is compatible with a surprising number of floor coverings from carpet and wood to polished concrete. Pumped anhydrite floor screeds are not much dearer than ready-mix sand/cement, costing around £25/m3 (laid. Suitable for fixing porcelain tiles and natural stone in interior locations to solid stable substrates such as concrete or sand: cement screed in small to medium sized installations. 105 mm. 08 inc. Hmmmm Tiles should be installed using a latex modified adhesive system, i. 2 Check for hollow tiles. Abstract. it could easily be up and down by up to 15mm. Whisk the mixture of powder and water to a lump free consistency and then apply to your surface using a steel trowel, followed by a spiked roller. However, I have a number of questions. Use before application of polymer-modified mortars over properly prepared sound, stable and nonabsorbent substrates including ceramic tile, natural-stone floors, glass tile, cement terrazzo, cement-based. Many screeding products, like Instarmac’s UltraFloor Screed-IT, set rapidly. It is foot trafficable within three hours, and can be tiled after approximately four hours. We have been taking quotes for LVT in our ground floor, which is now carpeted. To flash the floor, the guys are using Kerabond mortar with Keralastic latex additive because it bonds so well. I’m here to talk about latex floor screed. 1 Sand-cement screeds should generally incorporate a latex additive (such as Planicrete). Rip the whole existing lino up before I put the kitchen units in, put the units directly on the quarry tiles, and then get the lino put in afterwards - I have no idea what the state of the quarry tiles is currently. Be careful of latex compounds that say they can go over ceramics with no primer. Hi Fred. When laying vinyl, ceramic tiles, carpet and other floor coverings. These screeds can be applied both bonded directly onto a concrete base or un-bonded (applied on to a polythene sheet damp proof membrane). Andy O'Hara. 2. e ( DPM, insulation, flooring). Uplift existing tiles and latex screed subfloor, like another fitter said use Arditex NA that way there is no need to prime subfloor first, Saving you drying time and of course money. used with confidence over almost all subfloors without priming, including ceramic tiles, bitumen and flooring grade plywood. . 5%. They come in thicknesses ranging from 2 millimeters (about 1/16 inch) to 8. Put simply, a screed is a hard coating flooring surface similar to concrete. 2. 2. The slurry is usually just 1 mm – 2 mm thick. 20 -25 min Working . Get ideas for concr. According to the industry standard for ceramic tiles with a length greater than 15 inches, the variation in flatness should not be greater than 1/8th of an inch in 10 feet. Keep going until you’ve shifted the entire mountain atleast 3 times. must be filled. 37 mm thick screeding: 0. Answered 14th Jan 2022 Like 0. Country. Prime with two coats, allowing the first one to dry fully before adding the second. Rich mixed up a 5 gallon bucket according to the directions and let it slake for 5 minutes before mixing it again.