Whether you’re building from the ground up or redoing your EPDM or TPO* roof, PermaSeal™ is your #1 choice. Suitable for brick, stone & render. Dilution: Mix one liquid component with one powder component. Damp Proof Paint. 9 l/s m Roll length 10m, 20m Roll width 2mPermaSEAL damp proof paint can also be used to create an impermeable membrane against water ingress. 100m² per roll. Work is to. 50 to $6. Waterbourne Dry Fall Black Coating. 00. As part of the system you have a sump chamber and a sump pump. 52 per square foot. If you need help with a specification, our team are here to help. Ensure that both membranes remain dry and free from dust and dirt. The PermaSEAL PRO 20P Green Roof Drainage & Storage Membrane is specially designed with a deep stud - this aids drainage capabilities and also stores more water to help the green roof grow. 5 Inch single brick) wall thickness. It should require around 4-5 heavy coats to achieve a 60-80 mil (1. Our expert team are always happy to help. Apply a Funcosil Bl Primer and allow to dry fully. Coarse surface: 2. Damp proof membrane. A waterproofing layer ( AKA a root proof membrane) is an essential first step in building your own green roof. Basement waterproofing cost by size - Chart. PermaSEAL Self-Adhesive Tanking Membrane offers a reliable and robust waterproof barrier, conforming to the BS8102:2022 standard. For PermaSEAL floor membranes, follow this guidance: It is essential that there are no undulating surfaces or depressions in the floor. With a height of 1. The basic layers of a green roof you'll need to know for a DIY project. Can be. The square design of the 8mm studs is perfect for corner detailing and managing any protrusions or nibs on the wall surface and it out performs other. PermaSEAL 3 Mesh is an inert. Permaseal Damp Proof Paint. Membranes like our PermaSEAL PRO 20P Green Roof Membrane combine drainage and water storage to help ensure the long term health of your living roof. Sometimes the existing decking is fine; other times, new materials are needed. M. We also stock Plug sealing washers for use with our membrane fixing plugs. Protect the Newton HydroBond 410 Geodrain with. Once the underlying damp issue is resolved, it creates a physical barrier to prevent further damage and salt contamination. PermaSEAL® PRO Root Barrier 4. Foam underlay – one of the most versatile types of carpet underlay, made of PU (polyurethane) foam and available in an assortment of thicknesses and densities. The watertight solution engineered for basements. 14 - $13. 0mm (nominal) thick combined reinforced (polyester & fibreglass) APP modified bituminous torch applied. The hygroscopic salts that are contained in the surface attract the damp in the air to the surface giving the appearance of a darker, damp patch. In these instances, it should be used in conjunction with PermaSEAL 8 Geodrain Membrane. It should require around 3-4 heavy coats to achieve a 30 mil (0. Newton 803 Clear is a low profile damp proofing membrane to be used in situations where the finishes required are plaster board on timber batten or independent metal or timber frame work systems. Permaflex. 3mm Total weight Approx. Call Us (416) 747-1920 or Toll Free 1-888-766-2071 . 1 x 10m PermaSEAL Double Sided Jointing Tape. PermaSEAL Corner Stip is as an excellent general purpose membrane sealing and repair product. For accurate estimating, use our Cost Calculator for estimates customized to the location, size and options of your project. Thu: 7AM-6PM. Platon Plaster Mesh is a double layered cavity drain membrane comprising a studded HDPE layer bonded to an ‘HDPE twist’ mesh layer which forms a key for most common plasters and renders. PermaSEAL 3 Mesh is an inert. On floors with moisture levels higher than 3-lbs. It is a water-based sealer that is designed to resist staining and fading. Waterproofing. This Kiesol C DPC injection cream kit will cover approximately 30 linear metres of 100mm (4. The paint is flexible as well as UV light and abrasion resistant. Sat: 7AM-12PM. Trade prices and Next Day UK Delivery - Permagard. For more information on how a cavity drainage system works, check out our comprehensive guide. ARDEX WPM 185 4. PermaSEAL PRO 8 Green Roof is a high quality green roof membrane, ideal for creating an attractive and healthy green roof. This is only a guide to demonstrate the installation of the Delta membrane system. Waterborne Dry Fall Black Coating is a high-hiding interior flat acrylic coating for use over prepared ceilings and walls of commercial or industrial buildings. Newton 803 Clear creates a physical barrier between damp. -ft. Larger basements or basements. membrane joints • PermaSEAL Corner Strip - for sealing wall/ floor joints • PermaSEAL Drainage Channel, Floordrain - for removal of water to evacuation points • PermaSEAL. Drainage membrane for external walls. £ 39. Permaflex is a liquid polyurethane waterproofing coating. Whether you’re building from the ground up or redoing your EPDM or TPO* roof, PermaSeal™ is your #1 choice. PermaSEAL® damp proofing membranes have a 3mm stud which is ideal for situations when space is of a premium. Ensure that the membrane is fitted level by laser levelling the wall beforehand. Widely available products include. Check your roof’s decking quality, ability to manage load and waterproofing capacity. for pricing and availability. Damp proof paint for internal walls can reduce the risk of damp resurfacing, acting as a barrier against water. The plaster membrane fixing plugs are designed with a ribbed shaft, giving them maximum grip in a wide. 5 Litres of Kiesol C will cover approximately 50 linear metres of single skin (110mm, 4. £80. A Vapour Control Layer, or VCL for short, is a plastic layer that restricts the movement of warm, moist air from inside a property into the fabric of the building. In the order of building, the first component in the system is a true waterproofing material applied to the surface of the foundation walls. Dimpled membranes: These are plastic sheets with the dimples facing into the wall, creating about a ½ inch gap for drainage and a capillary break. The double cuspated design provides two layers of drainage and prevents water getting. Our PermaSEAL damp proofing mesh membranes will also provide a key for rendering, if you aim to plaster your garden room walls directly. LeakBarrier® BG700 is suitable for installation to a variety of substrates and conditions. Podium decks, balconies/terraces, flat roofs. t is common practice however to install a drainage and protection membrane that will quickly alleviate water pressure from the surface of the primary waterproofing, whilst also protecting it from damage. £49. 0. Platon P8 is a tough and economical cavity drain membrane for both remedial and new build construction. Damp proof paint for internal walls can reduce the risk of damp resurfacing, acting as a barrier against water. PermaSEAL 3 Mesh has a life expectancy of at least 30 years (DIN 9001:2000). In these instances, it should be used in conjunction with PermaSEAL 8 Geodrain Membrane. Internal and external waterproofing. ADD TO CART. The first option is to install a meshed damp proof membrane to the chimney breast. Mesh Membrane 20m². 500g/m² Composition 100% Virgin HDPE Mesh HPDE Stud height Approx. . Learn how to use PermaSeal sealer to seal voids and irregularities created during the. Its adhesion is impeccable and the edges are completely. Depending on the specific water problem and where the water is coming from, exterior basement waterproofing may be the best bet to solve your water intrusion problem. At Permagard, we advise against using a mesh membrane for vault ceilings due to the number of additional fixings required and the additional weight of wet plaster or renders. It is used for overlap joints, for repairs or where membranes have been cut to enable them to overlap e. The cavity created by the cavity drainage membranes. The product is supplied ready to use straight from the bucket. For that take a look at How to repair cracks in walls. Popular Products Right Now. Both soft and lightweight, it’s a brilliant all-rounder and is remarkably easy to lay in difficult areas, such as staircases or hallways. The low profile stud depth of just 3mm makes it versatile, suitable for use as both a wall and floor-applied membrane. PermaSEAL 20 Technical Details Membrane HDPE approx. This reduces the risk of harmful interstitial condensation by ensuring that any moisture within the. If you are already dealing with wetness in your basement, then start by locating the source of the moisture. Rubi Kasuto — Back To Basement: be visiting Back. Fleece Tape for Damp Proof Membranes. The mesh takes good quality tiling grout. It can be used for waterproofing retaining walls, floors and vaulted soffits, and is ideal for basements and cellars as well as in above ground applications. 5kg/m²/coat 8 to 10m² per 20 kg unit/ coat. Can be effectively applied in conditions to -5C with no special protection. With a high drainage capacity, P20 is ideal for basement floors. PermaSEAL 1 Floor Membrane is guaranteed against deterioration for 30 years and has a life expectancy of at least 50 years (DIN: 9001:2000). 25 Ex VAT. PermaSEAL damp proof membrane jointing tape is a black Butyl tape used for joining PermaSEAL membranes along the flange where they overlap. PermaSEAL PRO 20P features 20mm cavities that are able to store a large volume of water. The exterior basement waterproofing method is designed to prevent water from causing any major structural damage to the building, using polymers and membranes to coat the exterior basement walls. Produced from Recycled Material. All you need to do is brush or roller it on to a sound masonry surface to create a damp proof and vapour proof layer. The PermaSEAL Quick Plug also has a preformed hole in the head of plug allowing battens or tracking systems to be secured to it via a size 10 screw. Start by filling a five-gallon bucket about halfway with warm water. Butyl Rope. We have two different types of liquid damp-proof membranes. (16 products) Damp-proof membrane is used to protect buildings from moisture by creating a damp resistant barrier. The hygroscopic salts that are contained in the surface attract the damp in the air to the surface giving the appearance of a darker, damp patch. The exterior basement waterproofing method is designed to prevent water from causing any major structural damage to the building, using polymers and membranes to coat the exterior basement walls. Clear Wet Look High Gloss Transparent Latex Sealer (5-Gallon) Model # 024. It can be used for the following: abutting joints. Due to the full bond on the hard concrete, the sealant/adhesive of the SikaProof® system prevents any lateral water underflow between. Type C Waterproofing involves the installation of a fully maintainable cavity drain membrane system to the inside of the building. Fixing dampness in basement walls requires a different solution to dampness in walls above ground. The stud depth of 3mm provides a suitable air gap for use as a wall and floor applied membrane. The Geodrain membrane is used externally below ground in conjunction with a land drain or french drain to alleviate any water pressure bearing on the structure. WE’VE GOT YOU COVERED. PermaSEAL Self-Adhesive Tanking Membrane is designed to protect below-ground structures from water ingress. Apply next coat when dry to touch and nothing is wet underneath; tacky is okay. Paraseal® is a sheet waterproofing membrane consisting of 15 mils of HDPE and expandable, granular. The liquid membrane spreads over a greater surface area, providing more coverage per application. The filter fabric allows water to pass into the cavity created by. For PermaSEAL floor membranes, follow this guidance: It is essential that there are no undulating surfaces or depressions in the floor. The typical cost range for basement waterproofing is between $2,300 and $7,575, with a national average cost of $4,920. PermaSEAL Cob plugs are designed for use in substrates where a good fixing point is hard to achieve. All you need to do is brush or roller it on to a sound masonry surface to create a damp proof and vapour proof layer. ) wide, by 914-cm (30-in. The PermaSEAL PRO 20P Green Roof Drainage & Storage Membrane is specially designed with a deep stud - this aids drainage capabilities and also stores more water to help the green roof grow. 82. PermaSEAL 3 Mesh membrane is the ideal product for isolating salt contaminated surfaces. 1 x 20m² (4m x 5m) PermaSEAL Extensive Root Barrier Membrane. Its unique dimple design and Air-Gap Technology provide effectiv. Coarse surface: 2. We offer an array of options and newest technologies for maximum protection and expedited schedules. Country of Manufacture: United Kingdom. Keep the unit filled with SEMCO Liquid Membrane™ to ensure con- tinuous application of liquid. These membrane Plugs are designed to give a rapid fix into varying substrates. PermaSEAL 1 Floor Membrane is guaranteed against deterioration for 30 years and has a life expectancy of at least 50 years (DIN: 9001:2000). Flat/Ponding Surface- Apply a minimum final thickness of 1 gallon/15 sq ft (1. PermaSEAL PRO 40P Green Roof Drainage & Storage Membrane 2m². black basement waterproofing paint. By allowing water to pass through the geotextile fabric layer and into the cavity created by the 11mm dimpled membrane, depressurisation and fast drainage is achieved. This material should be used only for a small crack up to 1/4" width. Helical Spiral Bar 6mm x 7m 5 Pack Permagard. In new build or whenever floors are being replaced, the floor slabs can be designed and constructed at a 1 or 2 degree fall towards the water collection facility i. First, remove old mortar to at least 10mm depth. PermaSEAL Membranes . Liquid waterproofing membrane is easy to apply. PermaSEAL Double-Sided DPM Jointing Tape should be applied to a clean, dust free plastic surface. Applying a DPM directly over the area isolates the salty background from the new finish. These are the most recent introduction among innovative basement waterproofing membranes. £80. The surest way to waterproof your basement walls is a full-scale exterior waterproofing solution. It is highly resistant to water, alkalis, saline solutions and organic acids, and is not affected by minerals. To Find out more visit us at: a cavity drainage system in a vault / on a vaulted ceiling. 70 per sq. Permagard offers a rapid tanking system to deal with live water leaks in cellars and basements. Both can protect flooring from damp slabs and contamination, and can also be used as part of the Newton CDM System below ground or with Newtonite damp proofing membranes above. It is an inert product with high pressure stability. Specialties: Whether you’re looking for a roofing service provider for your commercial building or residential home, if you’re in need of an entirely new roofing system, or repair Perma-seal Roofing is one of the largest and most respected roofing service providers in The Chicago land area Licensed and insured, Perma-seal Roofing has a dedicated Repair and Service Division of the company. Wed: 7AM-6PM. /1,000-sq. Find out more about how to re-render walls after installing your damp proof membrane. This minimises potential blockages. 7m and 7m x 0. x 6 mil Blue Virgin Polyethylene Moisture Barrier and Vapor Barrier Underlayment The average cost of waterproofing a basement is between $3. 70 per square foot at. PermaSEAL PRO 20P features 20mm cavities that are able to store a large volume of water. A geodrain membrane, such as PermaSEAL 8 Geodrain Membrane 40m². PermaSEAL 8 Geodrain is designed to relieve water pressure that bares against the structure by allowing water through the geotextile fabric layer into the cavity created by the dimpled membrane where it freely drains down to the land drain where it is taken away. 750. PermaSEAL Membranes . Newton Membranes and PermaSEAL Waterproofing Membranes come in a. Pairing highly trained personnel with the latest software technology, your expectations for using Perma-seal Roofing should include the following: Highest level of service available Very quick response times 24-hour emergency services. If you opt for a damp proof membrane then you should consider a… Damp Proofing. This is often misdiagnosed as. Related Products. sump chamber. Rain or Shine, NO WAITING Basement Waterproofing Concept. There are a wide variety of foundation waterproofing methods you can use, with the best one usually depending on the underlying issue and how. Get A Free Repair Estimate. PermaSEAL 3 Mesh is an inert product. These membrane Plugs are designed to give a rapid fix into varying substrates. We break down the cost to waterproof basements of varying sizes based on a typical cost range of $3 to $10 per square foot: Basement Size in Sq. Up to 25m² per 5 litre unit. The stud depth of 8mm provides versatile use as both a wall and floor applied membrane. Permaseal is a product that can be used to seal concrete, brick, and masonry. PermaSEAL Basement Waterproofing Membranes. The repair and service manager and technicians are specialized and specifically trained in this line of work. 5") brick work or 25 linear metres of double skin (220mm, 9") brick work. £51. PermaSEAL® PRO Protection Fleece 500 5. 6kg/m² per coat (2 coats required). It is the highest strength damp proofing cream in the world with an active ingredient (silane) level of 80%. It is used externally below ground in conjunction with a land drain or French drain and a bitumen waterproofing material. Ft. The 60mm deep perforated cavities provide a water storage capacity of approx 20 l/m². Sedum roof trays, also known collectively as a modular green roof, are interlocking trays that can be combined to cover a roof of almost any size. For intensive systems, or green roofs with hard landscaping, our PermaSEAL PRO 11 Geodrain Drainage and Protection Membrane offers fast drainage and high compressive strength. When hydrostatic pressure is being exerted, you are unable to apply cementitious. It is also used to seal fixings and for general use around services or stop ends. PermaSEAL 3 Mesh membrane is the ideal product for isolating salt contaminated surfaces. Formulated to provide a uniform finish on a variety of industrial. Despite all the TLC you give your green roof, sometimes things go wrong. PermaSEAL 8 Eco X is part of the PermaSEAL Waterproofing System. 5kg to 3kg/m²/coat 6. It is very important to get the wall tie spacing correct to ensure structural stability. 520. Permaseal can be purchased at most hardware stores and home improvement stores. Building Preservation and Building Restoration Specialists. The silane then lines the capillaries in the. It can be installed into either 10mm or 11 mm holes depending on the substrate. Sun: Closed. Find membranes, root barriers, and accessories. 4. Hydroprufe 3000 can also be used as a tanking membrane or a self-adhesive damp. Its high quality meshed surface provides an excellent 'key' for lime mortars. The hygroscopic salts that are contained in the surface attract the damp in the air to the surface giving the appearance of a darker, damp patch. This is important to maintaining a successful and healthy green roof. It is a high-density polyethylene sheet combining recycled and virgin materials whose surface is studded with 5/16-inch-tall dimples. You can then either apply PermaSEAL Rope or PermaSEAL Brick Plug Washers to the head of the plug before hammering home to create a secure seal. PermaSEAL Rope is a black butyl rope which is 10mm in diameter, it is primarily designed to be wrapped around the head of membrane fixing plugs to create a watertight seal. Newton 508 is made from 0. Cavity Drain Membranes: Waterproofing membranes, such as PermaSEAL cavity drain membranes, are applied to the walls, floors and in some circumstances (vaulted ceilings) to the ceiling of your basement. Packaging: 25kg unit containing 3 x liquid components (3. Kiesol C is the highest strength damp proofing cream in the world with an active ingredient (silane) level of 80% which is more than any other damp proofing cream on the market. Inject the cream into the boreholes using a low pressure sprayer or cartridge gun. Our PermaSEAL Mesh membranes have a high-quality meshed surface which provides an excellent ‘key’ for lime mortars, renders, plasters or dabbed plasterboard. The low profile stud depth of just 3mm makes it versatile, suitable for use as both a wall and floor-applied membrane. Permaflex is a liquid polyurethane waterproofing coating. Damp proof paint for internal walls can reduce the risk of damp resurfacing, acting as a barrier against water. The membrane can support a 65 mm screed or an insulated floating floor. PermaSEAL Self-Adhesive Tanking Membrane is designed to protect below-ground structures from water ingress. All you need to do is brush or roller it on to a sound masonry surface to create a damp proof and vapour proof layer. The term “basement waterproofing” refers to any number of techniques homeowners can use to keep water away from their foundation and remove any water or moisture that does get inside. 5 gal. Green Roof Kit contains: Our green roof kit has been carefully put together to contain all the core components to create the foundations of a successful living roof. Epoxy Damp Proof Membrane 5kg. PermaSEAL 3 Mesh is a high quality, high density polyethylene (HPDE) membrane suitable for use in damp proofing structures above ground level. Fit the plastic plug as before. Polymer-based products last for the lifetime of the building and are not affected by soil pH. Also available to cover 40m² as two rolls of green roof membrane. These fully bonded systems consist of a surface-modified, highly flexible polyolefin membrane. Cavity Drain Membranes . Installation of exterior waterproofing membranes, insulation, interior and exterior drain tile systems, and interior wall liners will. You’ll pay $0. This material is a durable plastic or composite membrane that lines the walls of the basement or crawl space to prevent moisture from penetrating the space. Fix the membrane to the wall with the Perma-Seal Plaster Plug with a rubber grommet fitted to all substrates except to slightly friable mortar substrate, when the PermaSEAL Cob Plug should be used. White cream, dries clear leaves the surface as it was prior to treatment (after full cure). Open Mon - Fri 9am - 5pm. It is available in 10 metre and 20 metre lengths, with a standard 100mm width and 1mm thickness. PermaSEAL 3 Mesh has a life expectancy of at least 30 years (DIN 9001:2000). Find My Store. We recommend using Cob Membrane Plugs with PermaSEAL rope for the best seal. A lightweight, high quality green roof growing medium for extensive green roofs - designed to provide all the nutrients to support your living roof. BASEMENT TANKING MEMBRANE. Up to 25m² per 5 litre unit. PermaSEAL Membranes. Our high quality waterproofing membranes are independently sourced and are designed for use internally or externally, above or below ground. Image modified from OpenStax Biology. These PermaSEAL membrane plug sealing washers are part of our complete PermaSEAL system. Wed: 7AM-6PM. Damp Proofing Cream. Rainguard Water Sealers. The stud depth of 8mm provides versatile use as both a wall and floor applied membrane. Every joint between gas membranes needs to be made gas tight in this way with the double-sided tape. We are official distribution partners for Remmers as well as major stockists of Newton Membranes. PermaSEAL PRO 11 Geodrain features a market-leading geotextile filter layer bonded to a water impermeable HDPE (High Density Polyethylene) drainage membrane. Boydton, VA How much does it cost to waterproof a basement? $6 – $15 per square foot total $250 – $800 per crack for epoxy injection only $4,500 – $10,000 total. The recycled membrane’s 8mm stud profile provides 5. The stud depth of 8mm provides a suitable air gap for use as a wall applied membrane. Permaflex is simple to use, safe for the environment and lasts a lifetime. The PermaSEAL Basement Sump and Pump System is designed for the removal of ground water from within basements, light wells and water collected from cavity drain membrane systems. Inspiring confidence. PermaSEAL’s flexible tanking system is suitable for waterproofing concrete, brickwork or stone in the following situations: Tanking of basements, cellars, lift pits. Damp proofing. Benefits include: Highly flexible and instantly waterproof. + Guaranteed long-lasting protection + Quick to install immediately after a DPC installation + Can be used on virtually any surface + Easy to fix and leave a flawless finish. at reveals or protrusions through the membrane. Most homeowners pay an average of $4,500 to $4,600 to waterproof their basements. £36. Permagard is a leading manufacturer and supplier of basement waterproofing products, damp proofing membranes, and structural repair products. Dörken’s version is called Delta MS. Itactsas a barrier against water, alkalis, saline solutions and organic acids and is resistant against bacteria and fungi and many other. The 40mm deep perforated cavities provide a water storage capacity of approx 15 l/m². Suitable. Easy and fast installation to foundation walls. 60. Permagard has a large range of damp proof membranes, DPMs, and associated fixings. White cream, dries clear leaves the surface as it was prior to treatment (after full cure). If you have questions around creating a liquid DPM then contact our expert team. It is made from 0. Self-Adhesive Membrane. We also provide our Armor Masonry Sealer which can effectively seal and waterproof rough textured concrete, in addition to a full line of egress and standard. PermaSEAL Damp Proof Paint is a high performance liquid damp proof membrane. Read more on how to treat rising damp in our no-nonsense advice section. Waterbourne Dry Fall Black Coating. PURPOSE : Reserved for exceptionally large areas, and ensures best performance of the SEMCO Liquid Membrane™. The combination of the self-adhering layer and polyethylene film provides a durable, high-performance, waterproof membrane. The first option is to install a meshed damp proof membrane to the chimney breast. 300 sq. Estimating the cost to waterproof a basement on a square foot base, most homeowners pay $3. You can also read Liquid Epoxy reviews and check out FAQs in the tabs. Our Basement Sump and Dual Pump System comprises of an octagonal sump chamber, class leading pumps, lock & seal lid and frame, high water. Option 2 – Tanking Membrane, Coating, or Slurry to hold back the groundwater from entering the building. As a basement floor membrane, it is highly resistant to water, alkalis, saline solutions and organic acids and is not affected by minerals. Manufactured from premium HDPE, it provides a drainage layer and filtering layer all in one membrane. Labor alone makes up 50% to 75% of the total price. Vulcan Basement Waterproofing is the nation's oldest basement waterproofing company. 1 x Economy DPC injection Unit with lance. Basic Uses. As DPC specialists, we are able to advise on any aspect of a damp proof course, from finding the right product for the job to installation. The heart of the PermaSeal Roofing System is a high-strength, flexible, white, thermoplastic membrane. 0m. CCMC Evaluation 13297. As with other Platon membranes, Platon Plaster Mesh can be fixed directly to existing wall finishes without the need for. Clear Membrane for Walls & Floors - 40m². Our team at Perma-Seal can help you protect your investment with a whole wall waterproofing system. Damp Proof Paint. It is designed to be installed above decks and flat roofs. Permaseal 20 Floor Membrane 40m² 204 75. Get rid of wet basements with RCC Waterproofing's trusted services. Sump and Pump Systems. Features • High drainage capability • 250kN/m² compressive strength • Rot, chemical, bacteria and frost resistant PermaSEAL Damp Proof Paint is a high performance liquid damp proof membrane. Green Roof Trays - instant sedum green roofs with 16 species of sedum in an all-in-one Sedum Roof Tray as part of a modular green roof system Professional Green Roof Drainage & Storage Membranes - as part of our PermaSEAL PRO Green Roof Systems , purchase drainage and storage membranes. Tough and flexible, this two-component cementitious membrane is ideal for waterproofing earth-retaining structures, basements, reservoirs, tunnels, water tanks, and covered or buried decks. At approximately $0. Permagard - Providing Solutions. PermaSEAL Tanking Slurry in grey is specially designed for waterproofing basements and cellars. Typically made of rubberized asphalt, sheet membranes are. Its' flexibility—even in extreme temperatures—allows a tight, impermeable fit that adapts to any architectural design, from multiple planes to curves and horizontal surfaces. PermaSEAL 3 Mesh is a high quality, high density polyethylene (HPDE) membrane suitable for use in damp proofing structures above ground level.