Additional InformationASTM E814|ASTM E84|cULus Listed|UL 1479|UL 723|US Green Building Council Member|VOC Compliant
Marketing InformationBoss® 813 can be used on any commercial or residential construction where the code calls for a UL system for penetration of wires, cables and metal pipes through drywall, concrete or wood. (Please consult the UL directory for a full list of approved systems). Boss® 813 can also be used as a fireblock/draft stop in non-fire rated construction. Boss® 813 prevents the spread of fire, smoke and toxic gasses from one compartment to another, while still maintaining the integrity of the firewall. Boss® 813 has excellent insulation and acoustic properties and is also paintable(after inspection).