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Waterproofing and Tanking Services

Protect your property from water ingress and damp with On The House’s expert waterproofing and tanking services across London and the surrounding counties.

Whether you’re dealing with a leaking basement, rising damp in period properties, or simply want to future-proof a new extension, our fully qualified team delivers reliable, long-lasting solutions using the latest materials and British Standard-compliant methods.

What Is Waterproofing and Tanking?
Waterproofing and tanking involve applying specialist barriers and drainage systems to prevent water penetration in below-ground structures and vulnerable areas. Common causes include high groundwater levels, poor drainage, or structural vulnerabilities. Our services create a watertight environment, protecting against flooding and decay.
  • Flood Prevention: Safeguards basements and cellars from water damage.
  • Structural Protection: Maintains the integrity of walls and foundations.
  • Custom Applications: Bespoke solutions for residential, commercial, and heritage properties.
Our Waterproofing & Tanking Services Include
  • Basement tanking (Type C cavity drain systems & Type A barrier systems)
  • Cementitious & liquid-applied waterproofing membranes
  • Structural waterproofing to BS 8102:2022 standards
  • Sump & pump installations
  • Rising damp treatment & injectable DPC systems
  • External wall waterproof rendering and coatings
  • Condensation control & positive input ventilation (PIV) systems
We handle everything from initial survey and damp diagnosis through to full installation and guaranteed workmanship. All our waterproofing systems come with long-term warranties and, where required, independent insurance-backed guarantees.
Waterproofing and Tanking Services
Why Address Waterproofing and Tanking?
Investing in waterproofing and tanking is vital for property owners facing moisture threats. Untreated issues can lead to expensive structural repairs and devaluation. Our services ensure durability and compliance with UK building regulations.
  • Long-Term Savings: Prevents costly flood damage and ongoing maintenance.
  • Enhanced Usability: Transforms unusable spaces into dry, habitable areas.
  • Regulatory Compliance: Adheres to BS 8102 standards for safe, effective waterproofing.
  • Assured Durability: Professional installations backed by warranties for peace of mind.
Waterproofing and Tanking Services
Common Waterproofing and Tanking Issues We Fix
Water ingress can compromise your property swiftly. Our expert team resolves a variety of challenges to restore and protect your building.
  • Leaking Basements: Installing cavity drain membranes to manage water safely.
  • Groundwater Pressure: Implementing sump and pump systems for effective drainage.
  • Penetrating Moisture: Applying external renders and coatings to seal walls.
  • Rising Damp: Injecting chemical DPCs to block capillary action in masonry.
Why On The House?
Choose On The House for professional, reliable waterproofing and tanking services across London and surrounding counties.
  • Expert Technicians: Fully trained specialists with extensive experience in waterproofing solutions.
  • Tailored Approach: Customised plans to address specific water ingress challenges.
  • Prompt Service: Fast response times for surveys, installations, and remedial works.
  • Guaranteed Results: All work ensures compliance with UK building standards.
Get Started Today

Ensure your property is protected from water damage with our expert waterproofing and tanking surveys and installation services.

Contact On The House today to schedule a survey or request a quote for waterproofing and tanking in London and surrounding areas.

Protect your property with our reliable, professional solutions.

FAQ

01.

Common causes include high groundwater, poor site drainage, or structural cracks in foundations.
02.

Yes, our detailed surveys assess water risks and recommend the best tanking system.
03.

Options like cavity drain systems, cementitious renders, and sump pumps to resolve ingress issues.
04.

Absolutely, with minimal disruption, and our solutions are suitable for both new and existing builds.

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