Fevicol AC Duct King Duct Sealant 3278 is a water based fire resistive vapour barrier sealant developed for all heating,ventilating and air conditioning metal duct work systems.It gives long lasting durable sealant against air leakage when used with or without reinforcing tape.www.pidilite.com
3278 is easily applied and suitable for sealing of low,medium and high velocity heating and air conditioning ducts.
Application by trowel,brush and extrusion readily fills joints of round,rectangular,rigid duct work.
Excellent Weather resistance.
Low water vapour permeance.
Good water resistance.
Moderate mildew resistance.
Water-based-safe for personal use and enviornment Bonds to galvanized,Aluminium and mild steel ducts.
Flame resistant according to ASTM D 4804
Wet Flammability according to ASTM D3278.
Meets requirement for LEED IEQ 4.1 low emitting material, adhesive .and sealants ,VOC :75 g/l, less water and exempted solvents.
ISO 9001-2008 company.