Damp specialists examine properties to detect moisture issues, locate the root cause, and implement targeted solutions such as chemical damp proof course injection, protective membrane installation, improved ventilation systems, or waterproof tanking to eliminate dampness and stop future moisture penetration.

Early signs of damp include black mould near skirting boards, musty smells, peeling wallpaper, salt staining, or cold patches on walls, even when the heating is on.

Yes. At Kennedy Damp Proofing, all our treatments come with a 25-year guarantee, covering both materials and installation when carried out by us.

The best method depends on the cause. For rising damp, DPC injection or membrane damp proof courses are common. For basements, BS 8102-compliant tanking systems like Triton TT55 are ideal. A proper survey ensures the right solution is used.

Yes. Damp proofing protects your property's structure, prevents health risks from mould, improves energy efficiency, and maintains resale value. It’s a long-term investment in your home.

If you see mould, peeling paint, musty smells, damp patches, or warped timber, especially on lower walls or near windows, it’s time for a professional damp survey.

When done professionally, side effects are minimal. Poorly installed systems may trap moisture or cause further issues. That’s why we only use certified methods and breathable materials to ensure safe, lasting results.

We are based in Hassocks, but cover all of Sussex, and all along the South of England. If you are in a town/village nearby, please contact us and we can visit for a quick survey.

Yes. Untreated damp and mould can worsen respiratory issues, trigger allergies, and affect indoor air quality, especially in poorly ventilated areas.

Most damp proofing jobs take 1–5 days depending on the severity and area size. We provide a clear timeframe after your free survey.

In most cases, no. Our technicians work cleanly and efficiently to minimise disruption, keeping your home safe and liveable throughout the process.

Damp proofing protects your health by eliminating harmful mould, preserves your property's structure and value, reduces heating costs, creates a more comfortable living environment, and provides long-term peace of mind with professional guarantees.

Successful damp proofing needs thorough assessment using specialist equipment, careful preparation of affected areas, application of appropriate treatments like DPC injection or membranes by experienced professionals, compliance with building regulations, and proper warranties on both materials and workmanship.

When carried out properly by qualified professionals using quality materials and methods, damp proofing should provide long-lasting protection, but poor workmanship, inadequate diagnosis, or new issues like roof leaks or broken gutters can allow moisture problems to return.