BLACK JACK Acoustical Sealant - Grey, 300 ml

Black Jack Acoustical Sealant is a blend of synthetic rubber polymers formulated primarily to bond polyethylene vapour barrier sheeting. It has excellent adhesion to common construction surfaces. May also be used as a bedding compound over vibrating elements, electrical boxes or other items recessed or passing through walls. Black Jack Acoustical Sealant should only be used in concealed areas.

• Adhesive for polyethylene vapour barrier sheets
• Flexible, non-skinning formula
• Provides excellent adhesion
• Non-drying; stays tacky
• Water resistant
• Grey finish
• 300 ml

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