Basement Waterproofing — Free Quotes

4.8/5 from 1,247 verified UK homeowners

Type A, B & C waterproofing systems for cellars, basements and below-ground rooms. Get matched with up to 3 CSSW-certified UK waterproofing specialists.

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4.8 / 5 from 2,400+ homeowners
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Basement problems we cover

  • Leaking cellar walls
    Hydrostatic water ingress through brick and stone — managed with Type C cavity drainage and a sump pump system.
  • Damp basement floor
    Slab moisture from below — addressed with damp-proof membranes and breathable floor finishes.
  • Cellar conversion prep
    Full waterproofing system to BS 8102 to make a cellar habitable for living, gym or office space.
  • Listed-building basements
    Heritage-aware breathable systems that preserve original brick and stone.
  • Sump pump failures
    Twin-pump installations with battery backup and high-water alarms for total reliability.

Basement specialists near you