Model SR-500 Shown
Square Retrofit and Exhaust Boxes
The METALAIRE® Series SR-500 is retrofit product designed to fit into existing low pressure square or rectangular duct system. The height of the installation plate varies with the duct height.
  • The METALAIRE® Series SR-500 is retrofit product designed to fit into existing low pressure square or rectangular duct system. The height of the installation plate varies with the duct height.
  • A flow sensor access panel is mounted in the installation plate in front of the damper blades
  • Damper position can be controlled by any pressure dependent pneumatic, electric, or electronic control sequence available for the Series SR TH-500 Single Duct Air Terminal
  • Series SR Retrofit dampers are constructed of 20 gauge zinc coated steel
  • Series SR-500 units are intended for VAV applications in low pressure / low velocity applications, but may be used in duct systems with static pressure up to 4" water gauge and at a maxium rated velocity of 3000 FPM