TD Pre-Insulated Aluminium Duct is a sandwich panel composed of a layer based from good fire retardant rigid polyurethane foam covering both sides with aluminium foil. The aluminium foil is specially coated with anti-bacterial coating and guarantees sturdiness and withstands corrosion.

TD Flexible Duct is an fire resistant ALUMINIUM flexible duct for air conditioning system that uses an ALUMINIUM core with rust proof steel wire insulated with high quality glass-wool 32-16 Kg/m3 and covered by a strong double layer of glass-cloth and ALUMINIUM fire resistant sleeve. It is easy to transport and inventory. Every flexible duct is packed in a plastic bag to protect from water and damage.