Series 57 - Insulated Register Boot

Series 57 - Insulated Register Boot

For use in wood truss floor/ceiling assemblies rated 1 hour or less - UL Classified (UL 263)

Approved UL L-587 design, similar to other designs: L-521, 546, 550, 562, 563, P-544.

Incorporates UL 555C evaluated ceiling damper.

22 Ga. CRD frame and blades.

28 Ga. box and collar with either 1-1/2" R-6 or 2" R-8 duct liner insulation.

Standard fusible link - 165° (or with optional 212°)

Standard Link attachment on 4" and 5" diameter
"Easy Access" option on 6" and up diameter

Ceramic Thermal Blanket provided on units with CRD areas of greater than 84 sq. inches

Available in stainless steel

Available in range of sizes from:
4" x 8" x 4" to 16" x 16" x 12"

Unique approval for Class 0, Class1 Flex-duct OR steel pipe (elbow) connections to achieve "top-out" or "side-out" configurations

ONLY UL tested and approved manufacturer offering this option.

Technical specification
  • Unique ref.airetech-series-57ib-enclosure
  • Collection setFire Dampers
  • CollectionSeries 57
  • TypeObject (single object)
  • Date of publishing2015-11-20
  • Edition number1
  • BIMobject CategoryFire Products - Protection

Region availability

North America
United States