Tyco(r) Silver Duct Tape

Nashua mfg no. 357 Polyethylene, cloth, rubber construction The HVAC industry standard 13 mil. thick Max temp. 200 F Provides maximum life closure for air handling systems Seals seams airtight at difficult joints Puncture and abrasion resistant Tested in accordance with UL 723 and ASTM E84-00a Meets HUD and BOCA codes 1.89" x 60 yds Silver