Block H777 Aqua Blocker

Brand: Bostik

Bostik H777 Aqua Blocker is a solvent-free, bitumen-free waterproofing material that does not shrink or sag after curing and is suitable for use in buildings in accordance with DIN 18195.


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Waterproofing of buildings: In accordance with DIN 18195, it is used for the long-term protection of building elements in contact with the ground, such as basements, structures without underground sections, foundations, floor slabs, joints, and chimney shafts, against ground moisture, standing water, non-pressurized water, and accumulated seepage water.

Waterproofing Hybrid Technology

Block H777 Aqua Blocker is UV-resistant and combines the reliable crack-bridging and waterproofing performance of traditional thick bituminous coatings with the ease of application of bituminous emulsions. Free from solvents, water, and bitumen, Block H777 Aqua Blocker provides excellent adhesion to slightly damp substrates at temperatures between +5°C and +35°C. It is applied in two coats using a special short-pile roller.