Pre-insulated aluminum duct is specialized in the air distribution fields and the answer to economical, technical, and constructive question.
Many different material and system such as composite, PVC etc. had been developed as an alternative to the galvanized sheet metal used traditionally.
Pre-insulated aluminum duct is the solution. it is a sandwich panel composed of a layer base from good fire retardant rigid polisocyanurate foam covering both sides with aluminum foil.
The aluminum guarantees sturdiness and with sand corrosion in long term use.
polyisocyanurate pre-insulated duct has been developed and spread around the world. its application has been gradually extended to all type of air distribution system such as industrial , commercial and civil.