Basement waterproofing

Newton CDM 508 is a BBA-certified, high-quality, 8mm cavity drain waterproofing membrane. It is designed for use within the Newton CDM System for internally applied waterproofing that includes drainage and pumping systems. CDM 508 is suitable for waterproofing earth retained walls and vaulted soffits and floors. It is guaranteed against

Newton CDM is a BBA-certified cavity drain membrane from the Newton System 500 range. Used in conjunction with bespoke sump and pump configurations, backup systems, telemetry and ancillary options, Newton CDM provides a reliable and maintainable 'Type C' waterproofing solution for any habitable below-ground space that needs to be completely dry

Koster SB Bonding Emulsion is a synthetic liquid additive for cement-based mortars, plasters, sealing slurries and concrete, made from a solvent, plasticiser, and filler-free dispersion. Increases flexibility, elasticity and water resistance in mineral systems, and improves bond strength and workability. Waterproof after application and suitable

Koster Injection Gel G4 is a low-viscosity, water-based acrylic gel made for curtain injection and sealing masonry against water ingress. Designed for waterproofing below-ground structures, it can be injected into fine pores and mortar joints, and is suitable for both new builds and repairs. Swells after curing to absorb extra water and is applied

Koster 21 is a 2-component, solvent-free, liquid applied, elastic, crack bridging waterproofing material that provides excellent adhesion to dry and moist substrates: liquid-applied - it is seamless, easing application to complicated architectural details; UV stable - suitable for indoor and outdoor use; its white color reflects sunlight and

Delta sealed systems are recommended for below ground waterproofing where soil is retained, for example, basements and vaults. Membrane selection depends on the required finish and flow rate if applicable. All membrane junctions, fixing points, service entries and other protrusions are sealed with the Delta Seal range of sealing products. Where

Delta MS high dimple density membranes are made of high density polyethylene. They have a high compressive strength and have more than 1800 dimples per metre squared for efficient pressure distribution and low point loads, even on perimeter insulation. Typical applications include sub-base coursing under concrete floor slabs, foundation wall

Delta MS 20 is an HDPE, dimpled membrane with 20mm studs designed as a seepage layer for damp-proofing applications. Delta® MS 20 is used to waterproof floors, walls and vaulted ceilings where high drainage capacities are required in both above and below ground applications. Supplied in 2m x 20m rolls, DELTA® MS 20 can be applied as horizontal or

Delta MS 500 Fire Retardant is an 8mm-thick studded Type C cavity drainage membrane that has been manufactured with DELTASAFE, an innovative fire-retardant property which enables the product to achieve a Euroclass rating of B-S2, d0 in accordance with EN 13501-1:2018. This fire-retardant high-density polyethylene (HDPE) membrane has an 8mm

Newton HydroTank is a range of BDA-certified waterbars, waterstops, flanges, sealants and capillary-blocking treatments designed to prevent water penetration through concrete in below-ground structures. HydroTank products are applied to joints and other areas of concrete which are at risk of not otherwise watertight, in order to achieve a Type B

Koster BDM is a high-performance liquid additive for reinforced concrete, designed to reduce water absorption, increase compressive strength and improve chemical resistance. Made from a polymer liquid, it crystallises within concrete, blocks capillaries and makes the mix water repellent. Suitable for all Grades under BS 8102:2022 and free from

Koster Repair Mortar NC is a fibre-reinforced repair mortar and plaster made for structurally-relevant repair, touch-up of voids and levelling of concrete defects. Suitable for horizontal and vertical surfaces, it has high adhesion to mineral substrates, low shrinkage and strong chemical and mechanical resistance

NewSeal 408 DeckDrain is a drainage membrane for decks and flat roofs. It is double cuspated, has drainage studs to the upper and lower surfaces, and incorporates a polypropylene geotextile filter layer, bonded to a water-impermeable HDPE (High-Density Polyethylene) core. The double cuspated design gives drainage two layers: firstly, allowing for

The Corden EPS GRM waterproofing and gas resistant membrane is self-adhesive. It provides a continuous waterproofing/tanking system for basements and substructures provided it is used in conjunction with Corden EPS Prime to ensure a suitable bond. The Corden EPS GRM waterproofing and gas resistant membrane is made from a polymer modified bitumen

MemTech’s Pro Titan Tank is a post applied waterproof and ground gas membrane which offers a safe solution for the protection of buildings, structures and occupiers against all levels of Hydrocarbons, VOCs, Methane, Carbon Dioxide and Radon gas ingress. MemTech Pro Titan Tank is a post applied waterproof and hydrocarbon barrier gas membrane. This

NB Elastic Grey is a waterproof, elastic coating made for mineral surfaces, designed to resist wear, bridge cracks up to 2mm, and withstand dilute acids and alkalis. Suitable for new builds and repairs, it cures quickly and can be applied in seamless layers for durable protection in demanding environments

Newton HydroBond is a Type A waterproofing system designed to provide a complete and continuous external waterproof envelope for below-ground structures. British Standard 8102:2009 defines Type A waterproofing as a barrier protection applied to internal or external surfaces of a structure in order to resist the pressure of water trying to enter

MemTech Pro Titan Bond is a pre-applied waterproofing membrane comprising Memtech Pro Titan and a specialist bonded geotextile to provide a bonding layer for poured concrete specifically for waterproofing applications – Providing Type A Barrier Protection in accordance with BS 8102:2022. MemTech Pro Titan Bond hydrocarbon and VOC barrier offers a

Koster Deuxan® 2C is a BBA approved primary waterproofer for external tanking. It is a robust, crack-bridging, 2-component, polymer-modified bitumen thick film sealant for waterproofing construction. Designed for the secure and permanent exterior waterproofing of basement walls, foundations, floorplates and for intermediate

PC Leakinject UNI 6816 E is a single-component PU resin and catalyst with low viscosity suitable for water-sealing big gaps, cracks, or water leaks with high pressure or flow. Reacts in contact with water to form a semi-rigid foam: forms a hard, high-strength seal within the structural crack or joint; penetrates deep into fine structural cracks

A single component polyurethane injection resin that provides a flexible seal in voids and non-structural cracks, or reacts with water to form a flexible, closed-cell foam. The resin is able to seal both pressurised and non-pressurised leaks, whilst its flexibility makes it ideal for applications where movement is expected. PC Leakinject Hydrogel

Koster PUR Gel is a solvent-free, water activated polyurethane gel. Depending on the amount of water added, a highly elastic, waterproof gel or respectively hydro-gel foam is formed. After it has reacted in dilutions up to 1:10, it is resistant to pressurised water. It does not contain free isocyanides and is chemically stable after reacting. It

Koster KB-Fix 5 is an extremely fast-setting, waterproof and weatherproof mortar made for quick repairs and installations in plaster, masonry and concrete. Designed for indoor and outdoor use, it is suitable for filling holes and cracks, anchoring fittings and sealing pipe penetrations

Delta PT 3mm is a high-density polyethylene (HDPE) low-profile studded membrane designed for damp and contaminated walls, or where fast reinstatement of wall finishes is required after chemical damp-proof injection: suitable for damp-proofing; provides key for plaster, renders or dab fix; controls damp, salts and isolates other wall contaminants