Damp proofing is crucial if your home has rising or penetrating damp. In Cornwall, costs for injection damp proofing of a semi-detached house range from £2,920 (G White & Son based in EX39) to the £3,160 (A J HEARD BUILDERS LTD based in EX20), but the final cost will depend on your home and the complexity of the job.
Comparing estimates for damp proofing gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.
Get rates and quotes for damp proofing and remedial work in Cornwall by posting a job with HaMuch and we will send it to plasterers who will be happy to help.

| Business name | Damp proofing cost |
|---|---|
| C R Building & Plastering, Bude, EX23 | £3,115 |
| GKA DEVELOPMENTS LTD, Bideford, EX39 | £3,100 |
| OHD & Build, South Petherwin, PL15 | £3,109 |
| C Squire Building Contractors, Camelford, PL32 | £3,100 |
| Garage Door Repairman, Little Torrington, EX38 | £3,031 |
| A J HEARD BUILDERS LTD, Okehampton Hamlets, EX20 | £3,160 |
| J C Plastering & Lime, Bideford, EX39 | £3,019 |
| Copps Property Maintenance, Little Torrington, EX38 | £3,016 |
| Steve And Ray Patt Builders & Decorators, Bideford, EX39 | £2,980 |
| G White & Son, Bideford, EX39 | £2,920 |
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Damp Proofing near Bideford | £24 | £192 |
| Damp Proofing near Barnstaple | £22 | £172 |
| Damp Proofing near Newquay | £22 | £166 |