BOSS® 2 Part HFO Foam is a high quality, quick rise, 2-component, polyurethane spray foam for insulating, filling and sealing in professional and industrial applications. BOSS® 2 Part HFO Foam systems contain an environmentally safe, non-flammable, non-VOC, ultra-low GWP (<1) and zero ODP propellant which complies with the latest EU and American regulations banning all CFC-, HCFC- and HFC-propellants. Available in: 200 BF Canister, 600 BF Canister