Damp Proof Membranes and Waterproofing Products

The damp proof membrane range includes liquid DPMs, primers, and waterproofing treatments designed to control moisture, prevent water ingress, and protect building substrates. Suitable for trade and DIY use, these products support damp proofing, surface preparation, and structural waterproofing across floors, walls, and subfloors.

Products include liquid damp proof membranes, epoxy moisture barriers, damp seal paints, injection creams, waterproofing admixtures, rapid setting repair compounds, and cementitious waterproofing slurries. Available formats include cartridges, aerosols, liquid coa…

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The damp proof membrane range includes liquid DPMs, primers, and waterproofing treatments designed to control moisture, prevent water ingress, and protect building substrates. Suitable for trade and DIY use, these products support damp proofing, surface preparation, and structural waterproofing across floors, walls, and subfloors.

Products include liquid damp proof membranes, epoxy moisture barriers, damp seal paints, injection creams, waterproofing admixtures, rapid setting repair compounds, and cementitious waterproofing slurries. Available formats include cartridges, aerosols, liquid coatings, and powder-based systems in sizes such as 300ml, 400ml, 5 litre, 25 litre, and 25kg.

Designed for effective moisture control and long-term protection, these products support resistance to water ingress, rising damp, and surface damage across concrete, masonry, timber, and render substrates.

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Damp Proof Membranes and Waterproofing Products

Sika – Resin Rapid Damp Proofing Primer 5L 175129 Surface Preparation (SKBDRAPDPM5) Sika – Resin Rapid Damp Proofing Primer 5L 175129 Surface Preparation (SKBDRAPDPM5)
£76.88£160.34
  • Rapid Drying Formula
  • Strengthens Weak Subfloors
  • Compatible with Underfloor Heating
Sika – SikaMur Injectocream 100 DPC Liquid Damp Proof Membrane 300ml (425016) Sika – SikaMur Injectocream 100 DPC Liquid Damp Proof Membrane 300ml (425016)
£11.52£24.94
  • High 80% active formula
  • Safe, low-hazard solution
  • Quick, hassle-free application
Sika 1 Waterproofer Admixture 5L 114448 Cement and Mortar (SK1WAT5) Sika 1 Waterproofer Admixture 5L 114448 Cement and Mortar (SK1WAT5)
£43.92£181.40
  • Live Water Tolerance
  • Proven Reliability for Decades
  • Advanced Waterproofing Technology
Sika 4 Rapid Setting Cement Render Mortar Accelerator 5L 114453 (SK4RAP5) Sika 4 Rapid Setting Cement Render Mortar Accelerator 5L 114453 (SK4RAP5)
£64.11£110.02
  • Non-chloride, safe for use
  • Leak-proof waterproof seal
  • Rapid setting in damp conditions
Sika 4A WaterStop Cement Admixture for Waterproofing – 5L 114454 (SK4A5) Sika 4A WaterStop Cement Admixture for Waterproofing – 5L 114454 (SK4A5)
£50.49£110.02
  • Rapid Setting Mortar
  • Safe for Potable Water
  • Waterproof and High-Pressure Protection
Sika Damp Proof Slurry for Water-Resistant Floors 25kg 102198 (SKDPSLUR25) Sika Damp Proof Slurry for Water-Resistant Floors 25kg 102198 (SKDPSLUR25)
£20.33£65.89
  • Ready-to-use formula
  • Low-odour application
  • BBA-approved waterproofing solution
Sika Dustproofer & Concrete Hardener 5L (879841) Sika Dustproofer & Concrete Hardener 5L (879841)
£9.92£19.69
  • Reduces Surface Dust
  • Strengthens Concrete Surfaces
  • High Coverage per Litre
Sika Dustproofer and Concrete Hardener Box of 4 102470 (SKDUST5-4) Sika Dustproofer and Concrete Hardener Box of 4 102470 (SKDUST5-4)
£40.04£88.33
  • Dust-Free Surface
  • Surface Hardening
  • Economical Coverage
Sika MB Primer Epoxy Moisture Barrier for Wood Flooring Subfloors – 5kg (498982) Sika MB Primer Epoxy Moisture Barrier for Wood Flooring Subfloors – 5kg (498982)
£117.88£214.09
  • Fast Drying for Quick Use
  • Solvent-Free Epoxy Formula
  • Strengthens Weak Substrates
Sika Rendermix Water Resisting Render Plasticiser 5L for Wall Protection 102452 (SKREND5) Sika Rendermix Water Resisting Render Plasticiser 5L for Wall Protection 102452 (SKREND5)
£6.83£10.52
  • Reduces Salt Efflorescence
  • Improves Mortar Workability
  • Water-Resistant Render Protection