... , self-expanding Easy to use,DIY type PRODUCT DESCRIPTIONGNS Fire Retardant PU Foam F44 is a one-component, self-expanding, ... harmless to the ozone layer. APPLICATIONS l Application where fire retardant charateristics are required.l Installing, fixing and insulating of ... attention;Use in well-ventilated areas;Wear suitable protective clothing, gloves and goggles;Keep away from direct sunlight and ...