Polymer-based sheets are thinner than bitumen sheets and are used where the thicker {bitumen} dpc mortar joint would be unsightly. This dpc material, which has its laps sealed with adhesive, may be punctured by sharp particles and edges.
Polymer-based sheets are thinner than bitumen sheets and are used where the thicker {bitumen} dpc mortar joint would be unsightly. This dpc material, which has its laps sealed with adhesive, may be punctured by sharp particles and edges.