Insulated Return Air Box

6 Metre Lengths 4 Zero Nude Core graded insulation and fire rated AS4254 with a metalized outer surface, with a lightweight design. Suitable for both residential and commercial air conditioning installations.

6 Metre Lengths with superior R2.0 insulation for enhanced duct performance and integrity. Fully compliant with AS4254 and suitable for both residential and commercial air conditioning installations.

6 Metre Lengths with R1.5 insulation and metalized inner core and outer fire jacket. Fully compliant with AS4254 and suitable for both residential and commercial air conditioning installations.

6 Metre Lengths 3 Zero Nude Core grade insualtion and fire rated AS4254 with a metalized outer surface. Suitable for both residential and commercial air conditioning installations.

6 Metre Lengths with 4 Zero grade aluminium inner core and alumium outer jacket. Fully compliant with AS4254 and suitable for both residential and commercial air conditioning installations.

6 Metre Lengths manufactured with R0.6 insulation metalized Mylar and clear Mylar substrates. This duct is designed for domestic and commercial ventilation and air conditioning systems and is suitable for low, medium and high pressure systems. 

6 Metre Lengths with R1.0 insulation and metalized inner core and outer fire jacket. Fully compliant with AS4254 and suitable for both residential and commercial air conditioning installations.

6 Metre Lengths with R0.6 insulation metalized inner core and outer fire jacket. Fully compliant with AS4254 and suitable for both residential and commercial air conditioning installations.