Where damp attacks a house and the materials that stop it.
Damp ruins buildings over time. Here is how to damp-proof each part correctly.
| Problem | Fix | Material |
|---|---|---|
| Rising damp | DPC in walls | plastic membrane |
| Ground damp | DPM under slab | 250-micron plastic |
| Wall damp | waterproof coating | external |
Why builders choose us
- DPC stops rising damp
- DPM under the slab
- Coatings for walls
- Fix before finishes
Related pages
Frequently asked questions
What is DPC and DPM?
DPC (damp-proof course) is a membrane in walls; DPM (damp-proof membrane) is plastic sheeting under the floor slab — both block moisture.
How do I stop rising damp?
Install a DPC in the wall and a DPM under the surface bed during construction.