Return Air

Return Air
Shop return air boxes for ducted air conditioning installations at FastFlex, Melbourne's trade HVAC wholesaler. Return air boxes are the sheet metal plenums that connect the return air grille to the ducted system's indoor unit, drawing recirculated air back through the system for conditioning. Correct sizing and insulation of the return air box is critical to system efficiency and preventing condensation issues in the ceiling cavity. This range includes plain and externally insulated return air boxes, suitable for residential and light commercial ducted system installations across Victoria. The externally insulated option is recommended in applications where the return air box is located in an unconditioned roof space, helping to reduce heat transfer and condensation risk. Available at wholesale trade pricing with same-day dispatch from our Thomastown warehouse. Trade account holders get access to live online pricing. Call us on 03 9464 5400 or order online today.