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Auto-adhesive tape for acoustic insulation of waste pipes. FONODAN BJ is a two layer product made of a self-adhesive high density bitumen membrane thermally bonded to a cross-linked polyethylene. FONODAN BJ acoustically works providing the acoustic mass of the tube body and removing resonant frequencies.
-Double reinforcement at bends and junctions
-Easy and quick to install
-High resistance to tearing
-Prevents mould growth in the insulation
-Insertion loss IL>17 dBA (complete system).
-Low thickness, easily adapts to the downpipe
-Insulation of waste pipes
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