Everbuild aluminium tape everbuild 2alum50 heat and light reflective aluminium foil tape heat resistant to 180c flame retardant to class o excellent moisture resistance ideal for use as a vapour barrier between foil faced insulation panels in roof and wall applications duct sealing on all types of air conditioning and ventilation and protecting wires and pipes from heat everbuild 2alum50 aluminium tape 50mm x 45m