20mm decorating pvc foam board. 1)Feather light, non-absorbent 2)fire retardant and self ... -extinguishing 3)Weatherproof 20mm decorating pvc foam board .Features: 1) Feather light, non-absorbent, fire retardant and ... , pop-up displays, exhibition boards2) Building: models, partitions, wall cladding, indoor or outdoor decoration, air conditioning ducts, windows and false ceilings3 ...