VFI-727 is a two component, liquid spray applied, HFC blown, rigid polyurethane foam. VFI-727 is a high density, spray applied polyurethane foam roofing insulation. It must be coated with a VFI roof coating or another appropriate coating.
A high pressure machine 1:1 ratio, 1300 psi minimum and 2:1 transfer pump is required. Hose heat and component heaters must maintain 130°F. Do not use diaphragm pumps.