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Waterproofing Membranes

Specialist waterproofing membranes deliver durable protection against water ingress for a wide range of structures. Suitable for roofs, basements, balconies, and more, these membranes offer a seamless and resilient barrier that prevents moisture from penetrating surfaces. Whether for new builds or refurbishment projects, waterproofing membranes are critical in extending the life of structures and reducing long-term damage.

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Sika HD20 Membrane

Sika HD20 Membrane

The Sika HD20 Membrane is a high-density polyethylene, high capacity cavity drainage membrane principally for use on floors, providing high water flow with a deep stud profile designed to resist blockages caused by lime deposits.  Ideally suited by heavy duty use on floors, impermeable to water, gas and vapour, fast track installation, can be...

Price £432.67 (incl. VAT)
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Sika Standard Drainage Membrane

Sika Standard Drainage Membrane

The Sika Standard Drainage Membrane is an 8mm polypropylene studded membrane used for internal fixing to masonry, stone or concrete walls, dry lined walls, and as a floor membrane where limited water passage is anticipated. Provides a fast track waterproofing solution for walls or floors, suitable for use above and below ground, impermeable...

Price £249.98 (incl. VAT)
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Fosroc Proofex 3000 | Waterproofing & Radon Barrier Membrane

Fosroc Proofex 3000

Fosroc Proofex 3000 is a cold applied, flexible, waterproof, high performance Type A waterproofing barrier membrane for a range of waterproofing and radon barrier applications including basements and substructures. Provides a vapour, radon and waterproof membrane to water excluding structures and protects concrete from attack by aggressive...

Price £302.86 (incl. VAT)
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Sika BituSeal S-115

Sika BituSeal S-115

A post applied self-adhesive waterproofing sheet membrane. Designed for use as an underlayer in fully self-adhesive multi-ply built-up systems. High tensile strength and elongation Resistant against natural aggressive mediums in ground water and soil High water vapour permeability Dimensional stable High flexibility in cold No welding...

Price £284.35 (incl. VAT)
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SikaProof P-12 Membrane

SikaProof P-12 Membrane

SikaProof P-12 is a fully and permanently bonded, self-adhesive, post-applied, composite sheet membrane waterproofing system for reinforced concrete structures. It consists of a flexible polyolefin (FPO) based membrane that is pre-coated with an adhesive sealant layer so that the membrane system is self-adhesive. It is cold- and post-applied,...

Price £1465.87 (incl. VAT)
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Sika BentoShield MAX LM

Sika BentoShield MAX LM

Sika BentoShield MAX LM is a polymer modified bentonite waterproofing system. Mechanically bonded, contaminate resistant, self healing membrane for basement and below ground structures. Resistant to contaminated soils, forming an automatic mechanical bond to freshly poured concrete it virtually eliminates the possibility of water movement...

Price £124.13 (incl. VAT)
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Fosroc Proofex Engage | Gas-Resistant Waterproofing Membrane

Fosroc Proofex Engage

Fosroc Proofex Engage is a robust pre-applied, fully bonded, gas-resistant waterproofing membrane for concrete basements, lift pits, carparks and other water excluding structures. Provides water, water vapour and gas protection to water excluding structures and protects concrete from aggressive ground salts, chemicals and hydrocarbons...

Price £1502.82 (incl. VAT)
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SikaProof A Membranes

SikaProof A Membranes

SikaProof A08 and SikaProof A12 are fully and permanently bonded, self-adhesive, composite sheet membrane waterproofing systems for reinforced concrete of the main structure. It consists of an embossed polyolefin (FPO) membrane laminated with a sealant grid and a non-woven fleece. Damp-proofing, concrete protection and waterproofing for...

Price £1130.41 (incl. VAT)
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Fosroc Proofex 3000MR | Waterproofing & Radon Barrier Membrane

Fosroc Proofex 3000MR

Fosroc Proofex 3000MR is a high performance, self-adhesive waterproofing barrier membrane for resisting methane, radon and carbon dioxide, and preventing water entering buildings, basements and below ground structures. Provides a vapour and waterproof membrane to water excluding structures and protects concrete from attack by aggressive...

Price £366.06 (incl. VAT)
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Fosroc Proofex Total | Ground Gas-Resistant Damp Proof Membrane

Fosroc Proofex Total

Fosroc Proofex Total is a multi-layer, low density polyethylene, ground gas resistant based membrane with an integral aluminium foil layer and a polypropylene reinforcing grid, suitable for ground level construction applications above and below the main structural element. Reinforced gas membrane - designed to protect buildings and their...

Price £891.32 (incl. VAT)
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Fosroc Proofex Sheetdrain 80 | Geocomposite HDPE Drainage Sheet

Fosroc Proofex Sheetdrain 80

Fosroc Proofex Sheetdrain 80 is a geocomposite drainage sheet comprising a 8mm thick HDPE cuspated core bonded to a non-woven polypropylene geotextile. It is located against buried walls and roofs of structures for below ground depths of up to 6m to provide a filtered, drainage void that will route percolating water away from the structure in...

Price £528.20 (incl. VAT)
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Mapei Mapethene EQ

Mapei Mapethene EQ

Mapei Mapethene EQ is a self-adhesive bituminous membrane made from a mixture of bitumen and special polymers bonded to a film of high density polyethylene (HDPE), for waterproofing structures below ground level. With Vulc selvedge strip used to waterproof vertical and horizontal surfaces, foundation slabs, foundations, under ground...

Price £222.55 (incl. VAT)
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Sikalastic 851

Sikalastic 851

Sikalastic 851 is a spray applied, waterproofing, two part, elastic, crack-bridging, rapid-curing polyurethane membrane for machine application only. Excellent crack-bridging properties Highly elastic waterproofing membrane Contains no fillers Low viscosity Fast curing (application with 2-part hot spray equipment) Professional use...

Price £7819.91 (incl. VAT)
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Sika Drain 850 Geo

Sika Drain 850 Geo

A heavy duty drainage and protection sheet used as a protection and drainage sheet for preformed sheet membrane waterproofing systems, liquid applied membranes and with the Sika White Box concept for waterproofing retaining walls and heavy duty roofs/podiums. High drainage capacity High mechanical/impact resistance Integral filtration...

Price £4417.40 (incl. VAT)
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SikaProof A Membrane Edges

SikaProof A Membrane Edges

SikaProof A Edge is a preformed L-shaped SikaProof A membrane sheet in 1m width folded in 50/50cm with a self-adhesive strip on both sides for a faster and easier application of perimeter edges, corners and connections. Used for damp-proofing, concrete protection and waterproofing for basements and other below ground concrete structures...

Price £1603.08 (incl. VAT)
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Sikalastic 8800

Sikalastic 8800

Sikalastic 8800 is a two part, elastic, 100% solids, very fast curing and coloured pure polyurea liquid applied membrane with good chemical resistance.  Very fast reactivity and curing time Almost immediate return-to-service time Applicable in temperatures from +1°C to +50°C Performs in constant dry temperatures from-30°C to +100°C...

Price £10559.63 (incl. VAT)
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Sika 8mm Meshed Membrane | High density polyethylene membrane

Sika 8mm Meshed Membrane

Sika 8mm Meshed Membrane is a high density translucent polyethylene membrane, incorporating 8mm studs which allows the isolation of wet walls above and below ground. Part of the Sika Cavity Drainage System. Incorporates a tough HDPE mesh lathing welded to the front face. Allows the direct application of various plaster finishes. Allows...

Price £487.12 (incl. VAT)
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Fosroc Proofex Cavitydrain 80 |  Polyethylene Drained Cavity Former

Fosroc Proofex Cavitydrain 80

Fosroc Proofex Cavitydrain 80 is a space saving solution for vertical applications in conjunction with internal blockwork walls and dry lining systems. A high density polyethylene drained cavity former, used to waterproof below ground structures where Type C (Drained Cavity) protection is required, either as the sole protective measure or in...

Price £363.12 (incl. VAT)
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Fosroc Proofex Cavitydrain 200 |  Polyethylene Drained Cavity Former

Fosroc Proofex Cavitydrain 200

Fosroc Proofex Cavitydrain 200 is a primarily used for horizontal applications, it can also be used in vertical applications where increased membrane stiffness is required. A high density polyethylene drained cavity former, used to waterproof below ground structures where Type C (Drained Cavity) protection is required, either as the sole...

Price £554.86 (incl. VAT)
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Fosroc Proofex Cavitydrain PB

Fosroc Proofex Cavitydrain PB

Fosroc Proofex Cavitydrain PB allows the direct application of wet lining systems, increasing usable space in basements by eliminating the requirement for internal blockwork walls or dry lining systems. A high density polyethylene drained cavity former, used to waterproof below ground structures where Type C (Drained Cavity) protection is...

Price £609.24 (incl. VAT)
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Fosroc Proofex Cavitydrain PM20

Fosroc Proofex Cavitydrain PM20

Fosroc Proofex Cavitydrain PM20 is a mesh faced damp proofing membrane applied to internal wall surfaces in above ground areas to provide protection against rising damp. It is particularly suited for areas where intrusion into the habitable space must be minimised, such as doorways and window reveals. Water ingress is contained within a...

Price £600.44 (incl. VAT)
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Mapei Mapeplan TU HY 20

Mapei Mapeplan TU HY 20

A PVC-P synthetic waterproofing membrane. A single layer membrane with orange signal layer Can be applied as a fluid barrier in tunnel and underground waterproofing works For professional use only This product is available as POA only - please contact our Technical Team on 0113 2455450 (Option 2) or send a message to...

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Mapei Mapethane LT

Mapei Mapethane LT

Mapethene LT is a self-adhesive bitumen membrane made from a mixture of bitumen and special polymers bonded to a double laminated film of high density polyethylene (HDPE). Mapethene LT is used to waterproof the outside of concrete, brick and block-built foundations, cellars and underground garages at temperatures down to -5°C. Applied cold...

Price £285.30 (incl. VAT)
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Mapei Polyfond Kit Drain

Mapei Polyfond Kit Drain

Polyfond Kit Drain is a protection and drainage system made from high-density extruded polyethylene (HDPE) laminated with a polypropylene needle-punched nonwoven. It is particularly effective in protecting the waterproofing of below grade structures or earth retaining structures in general and provides excellent drainage. Ideal for...

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Mapei Mapeproof FBT

Mapei Mapeproof FBT

Mapei Mapeproof FBT is a synthetic fully-bonded waterproof sheet membrane, laminated with non-woven fabric for waterproofing underground structures. Cold-applied and no heat and/or naked flames are required. It is positioned before placing the steel reinforcement and pouring the concrete and does not require a protective layer Easy to...

Price £455.06 (incl. VAT)
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Mapei Mapeplan TU S | Waterproofing Membrane

Mapei Mapeplan TU S

Mapei Mapeplan TU S is a single layer synthetic waterproofing membrane with orange signal layer; it can be applied as a fluid barrier in tunnel and underground structures waterproofing works. Used for: Drill and blast tunnel waterproofing Open cut tunnel waterproofing Underground structures waterproofing For professional use only....

Price £782.69 (incl. VAT)
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Mapei FBT Tape 600

Mapei FBT Tape 600

Mapei FBT Tape 600 is an adhesive tape to form joints between the upperfacing sides of adjacent membranes in the Mapeproof FBT system Waterproofing joints as part of the Mapeproof FBT waterproofing system for structures below ground level Resistant to aggressive natural agents normally found in groundwater and in the ground. It is highly...

Price £183.58 (incl. VAT)
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Mapei Mapethene LT

Mapei Mapethene LT

Mapei Mapethene LT is a self-adhesive bitumen waterproofing membrane for underground structures suitable for application at temperatures down to -5°C. Made from a mixture of bitumen and special polymers bonded to a double laminated film of high density polyethylene (HDPE) Used to waterproof the outside of concrete, brick and block-built...

Price £285.30 (incl. VAT)
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Visqueen UDG Corner Protection Units

Visqueen UDG Corner Protection Units

Corner units for use with Visqueen High Performance Urban Drainage Geomembrane. 150 x 150 x 150mm

Price £13.76 (incl. VAT)
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Visqueen High Performance Urban Drainage Geomembrane

Visqueen High Performance Urban Drainage Geomembrane

A robust flexible chemically inert geomembrane suitable for a variety of geomembrane applications including the wrapping of underground stormwater attenuation crates in heavy duty situations (high water table), and as an impermeable membrane placed on top of the subgrade formation level and to the sides of the sub-base within a permeable...

Price £397.66 (incl. VAT)
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Visqueen Medium Duty Protection Board

Visqueen Medium Duty Protection Board

A permanent protection sheet providing effective protection when backfilling against a storm water attenuation systems. Complete system - suitable for protecting Visqueen Urban Drainage Geomembrane (UDG) Tough and durable - impact resistant Lightweight - easy to handle Flexible - easy to install Manufactured in the UK

Price £16.33 (incl. VAT)
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Visqueen Urban Drainage Geomembrane

Visqueen Urban Drainage Geomembrane

A flexible membrane suitable for a variety of geomembrane applications including the wrapping of underground stormwater attenuation crates in light duty situations (maximum 2 units deep), and as an impermeable membrane placed on top of the subgrade formation level and to the sides of the sub-base within a permeable paving system. Multi...

Price £92.06 (incl. VAT)
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Visqueen CM20 Membrane | Studded Cavity Membrane

Visqueen CM20 Membrane

An internally applied vertical membrane as part of a Visqueen cavity drainage system. However in areas where the design permits, the membrane is suitable for use for both horizontal and vertical substrates. Suitable for use as part of a Type C waterproofing protection system in accordance with BS 8102:2022 Compliant with the requirements...

Price £253.30 (incl. VAT)
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Defending Structures with Waterproofing Membranes

Waterproofing membranes are designed to provide a continuous, impermeable layer that protects buildings from water ingress. These advanced coatings are essential for safeguarding structures from moisture-related damage, including leaks and corrosion. Whether applied as liquid systems or in sheet form, they deliver seamless protection that keeps water out of critical areas, extending the life of both new and existing constructions.

 

The Importance of Effective Waterproofing

Water ingress can cause significant damage, from structural weakening to mould growth. Waterproofing membranes offer a robust solution to this problem, preventing water from penetrating key areas of a building. By creating a reliable barrier, these membranes reduce the likelihood of future repairs and protect the underlying materials from the effects of moisture. This protection is especially vital in environments exposed to harsh weather or constant damp conditions, ensuring long-lasting structural integrity.

 

Key Application Areas for Waterproofing Membranes

Waterproofing membranes are used across a variety of applications, from flat and pitched roofs to balconies and terraces. They are critical in below-ground settings, such as basements and foundation walls, where water pressure and dampness pose significant risks. Additionally, these membranes are often applied to water-retaining structures, including tanks and swimming pools, ensuring a completely waterproof seal. Their versatility makes them suitable for residential, commercial, and industrial environments where moisture control is essential.

 

Ensure the Right Product for Your Project

Choosing the correct waterproofing membrane is vital to achieving the desired performance. Different substrates, environmental factors, and project specifications can affect product selection. For tailored advice and recommendations on product compatibility, contact technical support to ensure your project benefits from the best waterproofing solution.