BP-300 – Water Block Mastic

Water Block Mastic is a gray colored, high performance, low VOC, non-curing, permanently flexible gun grade mastic. It maintains a positive seal by remaining flexible and adhered to all approved substrates.

AVAILABLE IN: 10.3 fl oz. tubes

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BP-300 – Water Block Mastic

Water Block Mastic is a gray colored, high performance, low VOC, non-curing, permanently flexible gun grade mastic. It maintains a positive seal by remaining flexible and adhered to all approved substrates.

AVAILABLE IN: 10.3 fl oz. tubes

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