Air master 32-17 Duct sealent its an economical high performance, water based duct sealent designed for use in high, medium and low velocity duct system. It is environmentally safe and contains no hazardous ingredient. Air master 32-17 has a creamy consistency that allows for execellent coverage. It cure to tough, tack-fre flexible sealent that can withstand handling and with vibration. Air master 32-17 provides execellent strength, Fexibility and resistance to heat and cold, forming a seal against air leakage. Available with Gray & White colour.