Glass fibre impregnated bituminous protection boards
MasterSeal 720PB is a semi rigid preformed Protection Board composed of mineralized polymer bitumen impregnated and coated with rot proof cores covered with polyethylene film on both sides. It is used for protection in the MasterSeal bitumen membranes waterproofing system.
FEATURES & BENEFITS
- Robust, durable and flexible.
- Avoids the need for masonry or screed protection.
- Compatible with all waterproofing systems.
- Not affected by corrosive salts in ground water.
- Rot proof.
MasterSeal 720PB has been developed to provide delicate waterproofing systems with a protective barrier against abrasive back-filling, site abuse or damage caused by steel fixers. The boards are unaffected by high heat and will not sag or lose shape.