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Damp Proofing in Horsham

Damp proofing in Horsham — medieval, period & suburban property damp treatment. Biokil-approved contractor with a 30-year guarantee.

  • Damp surveys from £95 plus VAT — credited against works
  • 30-year guarantee
  • Biokil-approved specialists
  • 9.84/10 on Checkatrade
Or call 01273 536 985
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25-Year Guarantee
Certified Specialists

Properties in Horsham

Horsham is a historic market town in West Sussex with a well-preserved medieval core, including the iconic Causeway — a tree-lined avenue of medieval timber-framed and Georgian houses. The wider town has Victorian terraces, Edwardian villas, inter-war development, and extensive modern housing estates. The Wealden clay soil and the town's inland position create different moisture conditions from the coastal areas.

Common Damp Issues in Horsham

Rising damp from the clay soil affects the older properties in the town centre and surrounding streets. Timber decay is a particular concern in the medieval and Tudor buildings, where structural oak timbers may have been slowly absorbing moisture for centuries. The clay soil creates additional challenges — it retains water in winter and shrinks in summer, which can crack foundations and DPCs.

Condensation in the modern housing estates is common, and penetrating damp from aging external finishes affects properties across all eras.

Our Experience in Horsham

Horsham is about 30 miles north of Brighton, a prosperous market town with excellent schools and transport links. The medieval Causeway and surrounding conservation areas require particular care when carrying out damp treatment work on historic buildings. We have the expertise to work on timber-framed structures and listed buildings, using traditional methods and materials where appropriate.

What Horsham Customers Say

We had a terrible condensation and mould problem in our Victorian terrace. The team identified the ventilation issues, installed a PIV unit and new extractor fans, and the mould has not returned since. Really knowledgeable and professional throughout.
Sarah S.Seven Dials, Brighton
Had a full damp survey done before purchasing a period property. The report was incredibly detailed and saved us from a very costly mistake — the property had serious dry rot that the vendor's surveyor had missed entirely. Worth every penny.
David M.Kemptown, Brighton
Brighton Damp Proofers treated woodworm in our roof timbers and replaced two decayed joists in the ground floor. The work was done efficiently with minimal disruption. The 30-year guarantee gives us real peace of mind.
Paul T.Hanover, Brighton

We Also Cover Nearby Areas

Need Damp Treatment in Horsham?

Book a survey today. We'll diagnose the problem and give you a clear, honest quote. Surveys from £95 plus VAT, credited against any works.

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