Damp Proofing Process Guide
o3 Mini / AI Assistant
02/07/25, 14:04
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Scope of Works
• Inspect walls, floors and ceilings for visible signs of damp or mould
• Carry out moisture readings and diagnose the extent of rising damp
• Recommend appropriate treatment – be it chemical damp proofing or new damp proof course installation
• Carry out the damp treatment including chemical injection and/or installation of a new damp proof course
• Re-plaster and repair affected walls after treatment
Typical Cost
Charge Type | Low £ | High £ | Notes |
|---|---|---|---|
Inspection & Diagnosis | £70 | £120 | Initial moisture survey and assessment |
Chemical Damp Proofing | £150 | £300 | Cost per affected wall area |
Damp Proof Course Installation | £400 | £800 | Labour and materials for DPC installation |
Wall Re-plastering | £200 | £500 | Repairs post damp treatment |
TOTAL (most jobs come in here) | £820 | £1720 |
Time on Site
Most rising damp treatments take 2–4 hours for a comprehensive assessment and treatment. Additional time may be needed for extensive wall repairs or re-plastering.
Questions to Ask Your Tradie
• Which treatment method do you recommend for rising damp?
• How do you determine the extent of the damp problem?
• Do you offer any guarantee on the longevity of the treatment?
How to Avoid Surprises
• Ensure all affected areas are accessible by clearing furniture and obstacles
• Confirm that the tradie is certified and experienced in damp treatment methods
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