15 225 235. To address the mismatch between gas supply and hydrothermal management resulting from the direct utilization of ambient air as both oxidant and coolant, this study proposes a. No. Easy Handling & Installation. £39. £60. Tilesure is the new name for RIW Tilesafe. • For perfect sealing on corners use Mapei Mapeband 90° and 270° special corner pieces. Mapei UK Official site. The correct prediction of wrinkling while forming is necessary for a successful fabric drape. Decoupling mats are also obligatory when laying tiles on an existing wooden floor. There is a sand and cement screed of about 90mm thick with ufh heating pipes set within. As someone with precisely zero tiling experience, these documents were incredibly accessible and helped me. Kerdi 3 ft. uk. I. Mapetex Matting is an anti-fracture membrane for problematic substrates including mixed substrates, timber (plywood, chipboard, T&G floorboards) and cracked substrates. DITRA Matting can be used on a wide range of surfaces, including: concrete, mortar screeds, gypsum based screeds, radiant heated screeds and masonry/mixed substrates. Because of their makeup, uncoupling mats are faster and easier to install. Once concrete cracks there’s always movement at that joint even the yearly weather changes could be enough to cause the tile to crack. I used Mapei type 1 thinset in a shower area over a waterproof membrane (red guard) . Covers 150 sq. In addition to being an effective shower and tile backer board, our multiboard boasts longevity and durability especially as a decoupling membrane, which prevents grout and tiles from cracking due to horizontal moment in the floor. Warranty: More Than 5 Years. or Best Offer. From top to bottom, on the left, you will see the layers that make up Ultralight™ insulation boards; Non-Woven Fleece, Heat Spreading Aluminum, 220kPa Insulation, and Decoupling Non-Woven Fleece. Decoupling Membranes are often used in newly built dwellings as the foundation structure moves slightly as it settles into the ground – the membrane acts as a decoupling layer to absorb the lateral movements, and so prevent the tiled floor from cracking and breaking up. Membrane technology has also been proven beneficial for low gas volumes and high CO 2 contents [8]. 1 Add a decoupling mat to the substrate. It offers a customisable UFH solution, with two membrane options to select from – Peel-and-Stick or Fleece-Backed – and a choice of heating cables for standard and low-wattage projects, Guide Price. This ready-mixed and resealable bonding solution fixes matting without the need to prime your subsurface. 2. Schluter Ditra25 uncoupling Matting is available in 30m² rolls or priced per metre. This method also uses a layer of metal lath. The true recommendation is to use a decoupling membrane for floor tile installs. eu 3. Decoupling Anti-Crack Matting – Waterproof Membrane Matting Underlay for Loose Cable Heating. g. 1. It is vastly superior to plasterboard and plywood when used in bathrooms and wet rooms, due to its rotproof and waterproof qualities. The innovative, particularly flat 3-in-1 track Botament ATE Max is also a real all. Kerakoll Green Pro Decoupling Matting £ 17. £9399. B. Get it tomorrow, 12 Apr. SPONSORED. The Mapei Mapeguard WP 200 Waterproofing Membrane is a waterproofing and anti-fracture membrane, made of soft polyethylene, for direct application under ceramics, natural stone tiles and LVT (Luxury Vynil Tiles). #11. x 98 ft. Choose your heating output. Schluter DITRA Matting is a waterproof polyethylene membrane with a relatively high vapour diffusion density. A waterproof underlayment membrane that helps suppress the transfer of lateral movement in a subfloor to preserve the integrity of the tile installation. l. £3. A decoupling underlayment membrane includes: a set of starfish-shaped cavities arranged in a first repeating pattern and formed into a top surface of the membrane; a set of through holes arranged in a second repeating pattern; and a peel and stick adhesive layer coupled to a bottom surface of the membrane. YBS ThermaQuilt Multifoil 32mm Insulation Roll - 1. Decoupling Membrane. Some require a primer, others don’t; sometimes the. Model # DITRA-XL/175. To learn more from Steve, visit and DITRA-XL provide crack protection for your tile floor through the free space in the membranes, which allows for in-plane movement between the substrate and the tile that won’t transfer the stress to the tile assembly above. The unique patented surface of Marmox Multiboard allows heavier tiles to be safely and securely fixed to walls. NoMorePly 12mm Fibre Cement Construction Board - 1200 x 800mm - Pack of 75. delivery date Est. Since driving units are placed at the base of the manipulator, cables have to go through a carved path to drive the end-effector leading to motion decoupling and degeneration of the control performance. 1. This prevents newly laid tiles cracking if the substrate below moves slightly - a common occurence in new homes and floors with underfloor heating systems. The anchoring fleece is embedded in thin-set mortar to provide a mechanical bond to the substrate. Wickes 42mm Fine Thread Plasterboard Screws Black Phosphated -. Grout and tile will allow water through. This helps prevent cracking in the tile or other flooring surfaces caused by the expansion and contraction of the subfloor as it heats. 2Kg High Performance Acoustic Membrane that is more efficient than a sheet of lead at blocking sound transmission. This plastic membrane system is designed to be geometrically configured to provide air space. I am a bit concerned about expansion and possibly slight movement between old and new. For high-quality and affordable Mouldings, shop at Wickes now. Acoustic membrane – Image courtesy of controlnoise. download. Introduction. Wickes provide robust sealant in a variety of formats to suit all types of roof repair project. Specifications. No. The extraordinary patented surface of our multiboard allows heavier tiles to be securely and safely fixed to walls. 186. Schluter Ditra 25 Mat Uncoupling Membrane. Kerdi is a sheet-applied polyethylene waterproofing membrane and vapor retarder. Tile trims are edge coverings that create clean lines in your project, whilst protecting the edges of your tiles. Some decoupling membranes, like the ones that Target Tiles Stock from Schluter called Ditra Matting. The leading company in the building industry, with over 80 years of experience in adhesives, sealants & chemical products. Both Ditra and backerboard provide a thinset-friendly surface that helps isolate the tile from building movement. The area I am tiling is 100²mtrs split into 5 ground floor rooms and each room has its own underfloor heating zone. favorite_border. In this case, the membrane is. 1 Damplas Damp-proof Membranes are satisfactory for use in concrete floors not subject to hydrostatic pressure, in accordance with the relevant clauses of CP 102 : 1973. Schluter-DITRA is bonded to the substrate using flexible adhesive. B. Ditra requires more mortar overall and you have to buy the manufacturer's special tape if. , the USG logo, the designA decoupling underlayment membrane includes: a set of starfish-shaped cavities arranged in a first repeating pattern and formed into a top surface of the membrane; a set of through holes arranged in a second repeating pattern; and a peel and stick adhesive layer coupled to a bottom surface of the membrane. Decoupling membranes are designed to neutralize tensions between the substrate and the tiles. 41. 4mm butyl-based membrane, with a copolymer top layer, which. 30 m x 1 m x 0,85 mm. Moisture Resistant. Fleece & glue free bonding ensures a secure and durable anchor of the floor finish over the base substrate. 00. Nassboards 20mm Linear Wetroom Kit Complete System Waterproof Watertight Design. 0 out of 5 stars Made in China. 3. The decoupling underlayment membrane includes: a set of mortar cavities; a set of through holes; and an adhesive layer coupled to an exterior surface of each mortar cavity in the set of cavities. 11 (inc VAT) BAL Flexbone VAried Uncoupling Membrane £ 12. For the installation of insulating materials such as expanded and extruded polystyrene panels, gypsum boards, glass and rockwool, Eraclit®, aerated concrete blocks, sound deadening panels. Mapei Mapeguard UM35 Decoupling Membrane is for installation on internal and external substrates as an uncoupling and anti-fracture membrane for laying ceramic and stone flooring on difficult, cracked substrates and on substrates that are not fully cured, and without having to copy the layout of control joints and expansion joints (as defined in UNI 11493-1 and UNI 11714-1) in the. It is made of polyethylene creating a waterproofing layer protecting the substrate. Design Style: Modern. Decoupling Mat. 84 (inc VAT) wedi Subliner Dry and Flex Membrane £ 17. Description. Kerakoll Biotex Anti Crack Matting is a reinforced anti-cracking sheet matting, for evening out tensile and sheer movements between the substrate and the surface finish. Here, we report, for the first time, an effective hybrid plasma electrochemical EOW production process and reveal the mechanisms by combining nonthermal plasmas and a two-chamber electrochemical cell separated by a cation exchange membrane (CEM) for decoupling the chemical reactions during the plasma treatment of water. Y video shows how to install crack isolation membrane and waterproof Membrane on outdoor patio before exterior tile installation over concrete . Decoupling Mat. For high crack bridging particularly in the field of. What is decoupling membrane for tile? Tensions between the tiles and the Substrate can be mitigated by the use of decoupling membranes. Sealing and decoupling membrane. Allow air to pass and absorb tension and protect tile from cracking during weather fluctuation. Hi heres some tips on tiling a bathroom floor you can not put tiles straight over floor boards they will come up as soon as you walk on them. Highly adhesive and able to withstand heavy loads, it helps to eliminate potential moisture damage thanks to an effective vapour pressure equalisation layer and also features a helpful uncoupling. VAT. £. Stress cracks from the tiled surface can be prevented with the uncoupling membranes. 77 150 352. 25m2 Pack. This unmodified, dry set bed mortar is specifically designed for use with decoupling mats and other waterproofing membranes. wedi Subliner Flex Decoupling Membrane serves to. Combustion of fossil fuels to meet energy demands is one of the major sources of CO 2 emission. Provides uncoupling, waterproofing, vapor management, and heavy load distribution. Easy Trim Master 112gsm Integrated Breathable Roofing Membrane - 50 x 1m. Dural Durabase Matting is 3mm thick and is suitable to use. BAL Flexbone Varied is a high load-bearing, waterproof uncoupling membrane that accommodates lateral movement. g. View. Developed specifically for use in bathrooms, wetrooms and similar wet areas, Tilesure is comprised of a 1. In addition to our selection of membranes, we also have Ardex’s top-of-the-line matting adhesive. Ardex Rapidlay Membrane £ 23. A Cartesian coordinate system G 0-xyz is defined as the global coordinate. When you buy a WarmlyYours WarmlyYours TempZone Electric Floor Heating Cable Kit 240V with Prodeso Decoupling Membrane online from Wayfair, we make it as easy as possible for you to find out when your product will be delivered. Arbiton Luxury Vinyl Click LVT Underlay - 6. construction, the decoupling membrane transfers loads, which impact the tile layer, directly onto the substrate (example car traffic loads in car showrooms) Reliable decoupling (isolation) and waterproofing of porcelain, ceramic and natural stone tiles with MasterTile WP 680 membrane PACKAGING MasterTile WP 680 is supplied in:Impact sound insulation boards are used as decoupling membrane under ceramic floor coverings, laminate or ready-to-lay parquet. Buy great products from our breathable membrane Category online at Wickes. So, that is oxidative phosphorylation. In continuum mechanics approaches in the scope of the FEA the low bending stiffness was often neglected and membrane elements were used [12]. The DCM-PRO heated decoupling system features a heating cable and an accompanying membrane which the cable is fitted in to. 11The DCM-PRO Membrane utilizes uncoupling technology so that the floor heater moves with these structural shifts, preventing and protecting your floor finish from damage caused by this movement. Easy to Apply. Release of CO 2 into the atmosphere is responsible for 77% of human contribution towards the greenhouse effect [1]. 2. FEATURES. Trims are often used to give your project a professional finish and transition from one area to another. Was planning to use decoupling membrane across the whole floor but should. BRIT-HEAT MAT. Choose from a wide range of tiling accessories, including tile trim, strips and tiling tools. thanks. BAL Flexbone 2Easy Uncoupling Membrane is a loose laid uncoupling mat, providing a floating system over difficult substrates such as bitumen and anhydrite screeds for new tiling. Add to basket. 1-Mtr. Choose options. 1000mm Mapetex Anti Fracture Membrane. IKO Adesso Torch Green Capsheet - 8 x 1m. It is used by applying the membrane between two applications of Mapei adhesive, in order to accommodate. It does this by isolating the new tiled flooring from the substrate below. Wick systems are easy to set up as they have only a few components. This combination delivers the same comfort temperature with 12% less energy, high. Wickes Traditional Roofing Felt Cap Sheet Strip - 250mm x 10m. £316. Fleece-backed model; Contact customer support at +1 (888) 927-6333; Return PolicyMapeguard UM 35 is the new decoupling waterproofing membrane from Mapei. co. Decoupling membranes are designed to neutralize tensions between the substrate and the tiles. DITRA can be installed in accordance with the. Waterproofing Membrane Band over the seams, allowing at least 2 in. 96 (inc VAT) Schluter DITRA HEAT Matting £ 13. No offcuts and no addi-tional disposal problems. Benefits. 3. 99 to £233. 99Inc Vat. wedi Subliner Flex decoupling membrane. The Strata Mat is an ideal alternative to the heavy and difficult-to-install tile backer boards. Order: 10. 32 – £ 509. Decoupling Membrane. Used with loose underfloor heating cables, Heat Mat’s decoupling membrane is. Over time, it is possible for movement to develop in the sub-floor, which could result in cracked tiles. Ardex AF200 Plus Uncoupling Matting Adhesive is a ready mixed adhesive ideal for installing fleece-backed uncoupling mats prior to tiling. Crack bridging. Produced from Recycled Material. Capital Valley Plastics Ltd Damp-Proof Membrane Black 1200ga 25m x 4m (47163) (55) compare. You can order a roll in either 54, 150, or 323 sq. 08 (inc VAT) wedi Subliner Dry and Flex Membrane £ 17. (but NO WHERE NEAR AS FLEXIBLE AS A QUALITY DECOUPLING MEMBRANE!), they can be used successfully. Wide clover leaves allow more adhesive in contact with the base. (162 SQF. The decoupling underlayment membrane includes: a set of mortar cavities; a set of through holes; and an adhesive layer coupled to an exterior surface of each mortar cavity in the set of cavities. 2. Taking the hydraulic mount with inertia track and decoupling membrane as an example, when the excitation is low-frequency and large-amplitude vibration, the decoupling membrane will not work on the side of the upper and lower limit baffles. Professional & DIY solution to creating a sealed area ready for tiling. When installing ceramic tiles and natural stone products as the final floor finish, we always recommend using a decoupling membrane. Usually, 16 inches is the perfect spacing, although you should check the product you’re using. Concrete floor being really cold in winter, the ceramic tile in front of the wood stove being quite warm. coupling Membrane it can be used up right to the end. Easy to install and ready to receive tile immediately. Mapei Mapetex helps prevent cracks appearing in the tiled finish when used over less than perfect substrates. From £1. Non-Permeable ‘3rd Generation’ Underlay. We take great care in packaging them as well as possible to prevent damage to the edges and corners, however despite our best efforts occasionally they may arrive with small dents and marks that have been inflicted on the edges as they. But, compare the price of a premium modified to an uncoupling membrane with a premium unmodified that performs better,. Item Quantity Ref. Uncoupling Membrane. Peel and stick decoupling membrane . ThermaWrap General Purpose Foil Wrap Insulation - 1000mm x 7m. More Info. View. 1 of 2 Go to page. This fast sealing product can be used for projects with tight deadlines in conjunction with ceramic tiles. From £219. It has a grid structure of square cavities, each cut back in a dovetail configuration and an. x 47 ft. As such it can only be sent on a pallet to ensure delivery in good. Roll covers 150 sq. Mapeguard UM 35 is a waterproof uncoupling and anti-fracture membrane that allows moisture in the underlying layers to be released. Make sure that the wicks are submerged in the water. 12 per M. Light plays an essential role in photosynthesis; however, its excess can cause damage to cellular components. These have been tested and have the highest performance. Simply carrying the backer board from your vehicle to a second-floor master bath can take several trips. Flexiblesealing and decoupling membrane for bridging cracks. 2. 100m² per roll. The fleeced back feels sturdy and should help adhesion to the mortar bed. Bonded, Waterproof Membranes for Thin-Set Ceramic Tile and Dimensional Stone Installation and ANSI A118. 12m2. CIN No: U24233KA1997PTC022383 Tel: +91 80 66746500 Email:. VAT. 00 (inc VAT)Interlinx 3GG decoupling membrane 30mt. Thread the wicks through the hole at the bottom of the net pot. (Based on a 10m² purchase)We sell a wide range of cementitious tile adhesive from well known, reputable brands within the tiling industry: Ardex, Benfer, BAL, Tilemaster, Mapei, Kerakoll, weber and Ultra Tile Fix. Price per Square Meter. They come in different thicknesses and types including self-adhesive. Nassboards 30mm Linear Tile Base Tray & Waste System (Y/L) - Waterproof Watertight Design. Dural Durabase CI-FH is a decoupling mattting that doubles as a carrier for electric underfloor heating cables. • ThermoSphere Membrane’s decoupling properties neutralise lateral movement in the floor and minimise the risk of cracking and delamination. The invention relates to a decoupling membrane for two-chamber engine mounts with hydraulic damping, in particular for motor vehicles, consisting of an annular rubber body and a central, metallic circular disc as a damper mass, which are firmly bonded to one another and fastened in a liquid-tight manner in the upper area of the upper liquid chamber to. The DCM-PRO Membrane utilizes uncoupling technology so that the floor heater moves with these structural shifts, preventing and protecting your floor finish from damage caused by this movement. uk. Step 4: The Spacing. Thats how it works uncoupling membrane 2 hands = 2 layers with the tiles on top, when the floor moves the bottom layer moves while the top layer keeps your tiles safe. wedi Vapor 85 Building Board is available in two thicknesses: 12. As a tile and shower backer board, it provides an effective decoupling membrane to prevent tiles and grout from cracking due to horizontal movement in the floor. Orbry Horizontal Drain Designer Stainless Steel Grate. This flexible, crack-bridging sealing and decoupling mat made from highly tear-resistant polyethylene foil which, thanks to the special layer of fleecing material on both sides, provides optimum anchorage for tile laying materials. Once installed, we recommend placing boards down to protect the matting against damage or loosening from the substrate, which can be caused by heavy mechanical loads. Size: 1m². 3/4 of it is a new extension with wet UFH. 1A DE102017004000A DE102017004000A1 DE 102017004000 A1 DE102017004000 A1 DE 102017004000A1 DE 102017004000 A DE102017004000 A DE 102017004000A DE 14. 00 out of 5 based on 6 customer ratings. Available in either 14 kg or 6 kg tubs. Technical data Voltage 230VAdding a decoupling membrane actually provides several benefits, all of which can help ensure that the floor lasts longer. Economical and 100% waterproof. Rated at 22dB an only 1. . DECOUPLING MEMBRANE: - Thermopanel AFPROMAT is an uncoupling membrane specifically designed to allow the installation of ceramic and stone tile over any even and load-bearing substrate and underlayment for ceramic and stone tile. 0 2. You can lay your tiles on them as soon as the matting is down. The uncoupling membrane helps to prevent stress cracks from transferring through to the finished tiled surface. com Website: laticrete. Uncoupling / Decoupling membrane is a barrier placed between the tiles and the substrate ensuring that any movement or cracks are isolated and do not transfer through to the tiles. No. A decoupling underlayment membrane is described. Feb 7, 2018 - Schluter Systems L. Call our technical support team at 800. If there is enough space for any water to dry to horizontally to adjacent. eg the floor expands or contracts. This plastic membrane system is designed to be geometrically configured to provide air space between the tile. Perfect for treating commercial or domestic wet rooms before tiling. 15 225 235. Drybase 2mm Plaster Membrane Mesh (2m x 20m) - Low-Profile Plaster Membrane For Use on Damp Walls. CFC & HCFC & Asbestos free keeping you safe. SKU: DH512M. Apply the membrane on the wet adhesive and press the membrane down into the adhesive using a plastic trowel, to acquire a strong bond. Mapei Mapeguard UM 35 Uncoupling Membrane Roll 30m2. The fleece layer of the membrane is bonded to the substrate using thinset mortar and the top polyethylene layer of the membrane is bonded to the tile. 0 (12 reviews) Decoupling mat. They have a number of different functions and applications, depending on the circumstance of use, but are commonly used in drainage and engineering projects. Waterproofing Membrane. Contact the supplier of the membrane prior to application to make sure that the. Contents [ hide] 1 Tiling over a waterproofing membrane, some helpful tips: 2 Decoupling mat floor tiling, some helpful tips: 2. 7 HDMC-018-0225 18 1. 0 rolls. Add to basket. Price per Square Meter. Tiles can be laid once the subsurface can be walked on. These anti-crack mats will also provide a 100% waterproof barrier. £4. Description. Uncoupling membrane is cheap, offers extra protection to the job, and provides a solid smooth surface for install. High load-bearing bonded uncoupling membrane; Helps prevent grout joint and tile damage from movement and deflection; Go to product. One room is. Schluter DITRA HEAT Matting is available in either 12 metre rolls (12m length x 1m width), single 1m². 99. Geotextile membranes are pieces of fabric that are inserted into the ground as a form of protective membrane. The Strata Mat is an uncoupling membrane made by Laticrete. Our great range of pre-cut interior timber mouldings includes Skirting, Architrave, Dowels, and Quadrants. In addition to the role of the main rubber spring, the liquid will flow back and forth. Timeless Quality. It serves two important functions: to isolate the tiles from the subfloor and to prevent cracks in the tiles from transmitting. Just roll it on and let it dry. VAT. (215) £5. Take one easy step during the installation process and protect your tile installations for years to come. Nassboards 30mm Pro Linear Shower System Wetroom System & Waterproofing Kit WSK. £10. As a result, thinset embeds itself into the fleece layer. In general, the PEMFC engines includes a fuel cell stack, a air supply system, a hydrogen delivery system, a humidification management system, and a. £316. 99. 00. 12 American National Standard Specifications for Crack Isolation Membranes for Thin-Set Ceramic Tile and Dimension Stone Installation. 64. Lower cost compared to substrate and waterproofing purchased separately. Most manufacturers will include precise specifications regarding the spacing of the resilient channels. Decoupling / Anti-Crack Membrane. No. The membrane is constructed of a highly durable. Waterproofing and Decoupling Membrane F2519 ARDEX ENDURA (INDIA) PRIVATE LIMITED an ISO 9001:2015 & ISO 14001:2015 certified company Corporate Office & Regd. Different setting options such as rapid, semi-rapid and standard set are available, as well as flexible or non-flexible. A method of manufacturing a decoupling underlayment membrane includes: retrieving a membrane. 2 x 10m. ft. 25 L Ready-to-use Waterproofing and Crack Prevention Membrane with Quick Dry Formula for Tile and Stone Installations . Amber Decoupling Membrane 1m x 5m Roll. These have been tested and have the highest performance. £1. Airtec Multi-Purpose Foil & Polyethylene Insulation Roll - 1200mm x 25m. ) DeCup Uncoupling Crack Barrier Tile Underlayment 1mx15m tile decoupling membrane. Provides uncoupling & waterproofing to prevent cracked tile & grout or growth of mildew. Uncoupling membrane will last longer but will be a a little more costly. 00 Save 50%. Whether or not RedGard was used is irrelevant. View our range below to search for and decide which tile trim you need. Decoupling track as a carrier for ceramic coverings, stone coverings or similar coverings to be applied to a substructure, consisting of a plurality of interconnected layers, characterized in that the decoupling track (10) constructed from at least two layers (11, 12) consists of a layer to be applied to the substructure consists of a film-like lower layer (12) and a carrier. wedi Leak-proof & Mold-proof Tile Backerboards and Shower Systems. ft. Sort by date Sort by votes. ft. Allow the foam to cure for 4 to 5 minutes and then lever the board into position. Board Thickness. Schluter Ditra matting is a waterproof polyethene membrane that has been specifically designed for tile and stone installations in damp environments. Elastic decoupling of rigid coverings and parquet flooring. 2. This anti-fracture mat may be used as a backboard replacement and will cover a 40 sq. It’s minuscule amounts, but in no scenario would tile & grout be a “waterproof” situation on their own without a membrane underneath. The membrane’s separation from the underlying substrate results in significant time and cost savings through minimal required substrate preparation. Uncoupling / Decoupling membrane is a barrier placed between the tiles and the substrate ensuring that any movement or cracks are isolated and do not transfer through to the tiles. 21 – £ 227. From £35. This is ideal product to use under tile to protect tile by creating a decoupling between tile and subfloor. 67 HDMC-018-0225J 18 1. 37 Inc. Nassboards – Decoupling Membrane for Newly Laid Floors 30m² / 10m² / 5m² – Anti-Crack, Waterproof and Sound-Proof Plastic Ply Decoupling Membrane – Quick & Easy Laying with Easy Spread Adhesive (10m²) More technology. Learn more. Can be laid on wooden surfaces and. 12) for thin-bed ceramic,. Arbiton Quick Fit Premium 3in1 Thermal Underlay - 10m2 Pack. 5m (54 sqft) 10m (108 sqft) 30m (323 sqft) 120mm (4. Prepare the Subfloor in a Wetroom. I'm told a decoupling membrane is going to help prevent cracking due to movement because of temperature changes. If you have ripped out the subfloor, you can cut packers/firings or blocks to bring the low spots up to create a level floor.