More precisely known as Return Air Riser, which are used to collect the return air in a specific manner to maintain a perfect laminar flow. Return air are manufactured in the factory as per the design requirement. They are constructed in GI/SS or anodized aluminum and then powder coated for better aesthetic looks.
• Risers fabricated from G.I/S.S/Alu. powder coated
• Provide customized design for return air riser
• Pre- filtration is provide in system
• Front & top operated volume control damper is provided to control flow through riser.