Product Description JHC-F281 Fire-retardant PU foam JHC F281 Fire-retardant PU foam B2 with CFC-free propellant is a one-component, self-expanding, ready-to-use polyurethane foam which is self-extinguishable and meets the German Fire Class B2 (DIN 4102) Product Applicable Field of applications Installation and insulation of doors and windows Fixation of wall panels, insulation boards, roof tiles Filling of holes and gaps, insulation of joints Thermo and sound insulation Package 750 ml, 12 cans in a box. 600ml, 500ml and 300ml is available