Damp Proofing & Basement Conversion Specialists.

Biocraft South West offer Leading Damp Proofing, Wet Rot & Dry Rot treatment in the South West

At Biocraft South West, we provide professional damp treatment, waterproofing services, basement conversions, and timber treatment for residential and commercial properties within the South-West region.

From diagnosing damp to implementing effective-long term treatments, we help preserve properties from moisture damage and structural deterioration.

Our professional surveyors & treatment specialists work throughout Wiltshire, Somerset, and Gloucestershire. Our damp & timber surveys lead into practical solutions tailored to a property’s needs. Whether you’re dealing with rising damp in a period home, planning a basement conversion, or need treatment for wet rot or dry rot – you can trust you’ll receive a resolution to the underlying problem alongside treatment for immediate symptoms.

We work with both individual property owners and businesses. Biocraft South West prides itself on delivering lasting solutions with high-quality workmanship, regardless of property age or type.

If you’re a property owner with concerns about damp or timber decay, or you’re simply looking to make better use of your building with a basement conversion, contact our team today.









    Our friendly, professional experts help protect your property now, and for the future.

    Learn more about our services

    Damp & waterproofing surveys and quotations

    Specialist Surveys & Quotations

    • PCA Member
    • CSRT / CSSW Surveyor Visit
    • Summary Report & Quotation
    • From £115 + VAT (£138)

    Pre-Purchase Damp and Timber Surveys

    • PCA Member
    • CSRT / CSSW Surveyor Visit
    • Estate Agent / Vendor Liaison
    • Full Written Report & Quotation
    • From £495 +VAT (£594)

    Why Choose Biocraft South West?

    Over the years, Biocraft South West has become the leading expert when it comes to property preservation. Treating damp, dry rot, wet rot or other structural threats such as woodworm requires specialist knowledge and the right approach to ensure the problem is resolved effectively for the long term.  

    The same level of expertise is essential for basement conversions and waterproofing, where protecting the integrity of a building is vital. Our experience across all aspects of property preservation allows us to deliver practical, long-lasting solutions from initial survey right through to project completion.  

    Our team of surveyors and engineers are deeply knowledgeable about properties found across the region including Bath, Bristol, and Gloucester.  By working with Biocraft South West, you can be confident you’re working with a team that understands the factors which influence how damp and moisture related issues may present.  

    With us, you gain accurate diagnosis, expert solutions, and high-quality workmanship.  

    Learn more about why businesses and homeowners choose Biocraft South West by visiting our testimonials page