Ductboard Spin-in with Scoop and Damper

Ductboard Spin-in with Scoop and Damper

  • 403D
  • Equivalent length 60' and add 0.03 pressure loss device.
  • Sizes 4" - 6", 9" - 16"; packed to order.
  • Sizes 6" - 8", available 12 per box.