A damp proof membrane is a low density, high tear resistant polythene for use with concrete flooring to prevent the ingress of moisture into buildings.
| Code | Name | Size | Packaging |
| ZZDPMBLACK250 | Black DPM 250mu 4mx25m | 4 x 25metre | Each |
| ZZDPMBLACK300 | Black DPM 300mu 4mx25m | 4 x 25metre | Each |