Petroseal
PetroDPC
PetroDPC rolls are self-adhesive bitumen damp proof course membranes for rising-damp control in masonry walls and foundations. Peel-and-stick installation—no torch required—creates a continuous barrier at plinth level. Manufactured by Petroseal in widths suited to standard block courses, 15m roll length.
Key features
- — Self-adhesive—no propane torch on site
- — Widths: 4.5", 9", and 13" for standard wall courses
- — 15m roll length for continuous DPC runs
- — Resists capillary moisture in brick and block walls
- — Compatible with mortar beds at plinth and grade lines
Applications
- DPC course at plinth / ground-floor level
- Cavity wall and partition damp barriers
- Foundation and basement-grade transitions
- Retaining wall and planter damp isolation
// TECHNICAL_SPECS
Application
Roll width
Roll length
PAKISTAN_CLIMATE_REC
Lap ends and junctions by at least 100mm; apply on dry masonry; protect from puncture before backfill continues.
| Application | Self-adhesive (peel & stick) |
| Roll width | 9" |
| Roll length | 15m |
Performance profile
UV & heat resistance55%
Flexibility / crack bridging70%
Lap / bond integrity88%
Moisture barrier performance95%
Application suitability92%