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About Us

London's Specialist Waterproofers

Drywaterproofing Ltd is a specialist structural waterproofing and damp proofing company serving London and Greater London. We pair old standards with new systems and over 30 years' experience.

Waterproofing is all we do

We are a specialist firm that keeps London's buildings dry. While others treat waterproofing as a sideline, we have built three decades of skill around basements, cellars and damp. These are the jobs that general builders often get wrong.

London's old houses are tough to keep dry. Victorian and Georgian basements, vaults under the pavement and solid walls all behave unlike modern builds. Therefore each one needs its own system. We find the cause, plan to the British Standard (BS 8102) and fit systems that last.

We pair old values with modern systems that the makers approve. We turn up, do the job well and stand behind our work.

BS 8102 sets out three types of protection. Type A is a barrier, such as tanking. Type B is part of the structure itself. Type C is cavity drainage, which carries water away. As a result, we often mix types where reliability demands it.

Why customers choose us

  • Over 30 years' specialist waterproofing experience
  • Waterproofing and damp — never a general-builder sideline
  • Systems designed and installed to BS 8102
  • Honest diagnosis — we fix the cause, not just the symptom
  • Free survey with a written report and fixed quotation
  • Guaranteed workmanship and manufacturer-approved materials

How We Work

Diagnose Properly

Every job starts with a proper survey. We find the real cause before recommending any treatment.

Specify to Standard

We use Type A, B and C protection as the building needs. We pick the mix to suit your property.

Stand Behind It

We fit systems that the makers approve. We back our work with written guarantees, so you know it is covered.

Based in London, covering Greater London

We work across London and nearby boroughs. These include Kensington & Chelsea, Hampstead, Islington, Camden, Wandsworth, Wimbledon and Richmond. Since older buildings need special care, we focus on the capital's period homes.

See our full service area

Get in Touch

Ready for a free survey and written quotation? Send us an enquiry via our online form, because a clear answer is the first step.