Heyen Concrete Waterproofing Expanding Sealant
Heyen Expanding Sealant is a water swelling mastic used as a waterstop.
Item Number: 567432
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To seal joints in: Cast in place concrete, pre cast segments, around pipes, H Beams, Man-holes, box culverts etc. Good adherence to concrete, steel, masonry, synthetic pipes etc. Heyen Expanding Sealant becomes an elastic sealing strip and expands after hardening in contact with water 250% to form a compression seal.
Pack of 4 x Tubes 310ml
For more information and techical assistance, please call 07801927519