This 750 x 550mm return air box provides ample return capacity in a durable, galvanised steel plenum. Fitted with two 350mm beaded spigots, it offers quick, reliable connections to flexible ducting with minimal leakage. The sturdy construction supports grille mounting and maintains airflow efficiency. Ideal for ceiling cavities and plantrooms in residential or light commercial HVAC systems. Confirm grille size, spigot positions, and service clearances before installation to ensure a tidy fit-out and straightforward maintenance access.

• 750 x 550mm face; 2 x 350mm beaded round spigots,Corrosion-resistant galvanised steel plenum box

$99.00

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