Straight Radiation Damper Boot

#241FRD Straight Radiation Damper Boot

Product Specifications

Ceiling dampers are designed to function as a heat barrier in air handling openings penetrating fire resistive membrane ceilings. The Model 241FRD has been especially designed to provide protection and for Simple installation in specific design wood truss ceiling assemblies.

The 241FRD assembly consist of a rectangular ceiling damper recessed in a sheet metal tapered register box (boot) with round inlet collar that accommodates a steel grill or register.

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Product SKUs

Please Call Customer Service at 1-800-520-6593

90° Non-Insulated Radiation Damper Boot

#243FRD 90° Non-Insulated Radiation Damper Boot

Product Specifications

Ceiling dampers are designed to function as a heat barrier in air handling openings penetrating fire resistive membrane ceilings. The Model 243FRD has been especially designed to provide protection and for Simple installation in specific design wood truss ceiling assemblies.

The 243FRD assembly consist of a rectangular ceiling damper recessed in a sheet metal tapered register box (boot) with round inlet collar that accommodates a steel grill or register.

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Product SKUs

SKU Description Box Qty.
243FRD485 243FRD 4X8X5 90DEG FLG CEIL RAD BOOT 12
243FRD6106 243FRD 6X10X6 90DEG FLG CEIL RAD BOOT 10
243FRD6127 243FRD 6X12X7 90DEG FLG CEIL RAD BOOT 8
243FRD6128 243FRD 6X12X8 90DEG FLG CEIL RAD BOOT 6
243FRD6148 243FRD 6X14X8 90DEG FLG CEIL RAD BOOT 6
243FRD6107 243FRD 6X10X7 90DEG FLG CEIL RAD BOOT 8
243FRD4105 243FRD 4X10X5 90DEG FLG CEIL RAD BOOT 12
243FRD4106 243FRD 4X10X6 90DEG FLG CEIL RAD BOOT 12
243FRD4851 243FRD 4X8X5 90 FLG CEIL RAD BOOT W/1" LIP 12
243FRD61481 243FRD 6X14X8 90 FLG CEIL RAD BOOT W/ 1" LIP 6
243FRD4104 243FRD 4X10X4 90DEG FLG CEIL RAD BOOT 12
243FRD484 243FRD 4X8X4 90DEG FLG CEIL RAD BOOT 12
243FRD61061 243FRD 6X10X6 90 FLG CEIL RAD BOOT W/ 1" LIP 8
243FRD61271 243FRD 6X12X7 90 FLG CEIL RAD BOOT W/ 1" LIP 8
243FRD61281 243FRD 6X12X8 90 FLG CEIL RAD BOOT W/ 1" LIP 6
243FRD41041 243FRD 4X10X4 90 FLG CEIL RAD BOOT W/ 1" LIP 12
243FRD41051 243FRD 4X10X5 90 FLG CEIL RAD BOOT W/ 1" LIP 12
243FRD41061 243FRD 4X10X6 90 FLG CEIL RAD BOOT W/ 1" LIP 12
243FRD4841 243FRD 4X8X4 90 FLG CEIL RAD BOOT W/ 1" LIP 12

Insulated Register Box

#556RDD Insulated Register Box

Top Outlet

Product Specifications

Ceiling dampers are designed to function as a heat barrier in air handling openings penetrating fire resistive membrane ceilings. Model 556RDD has been especially designed to provide protection and simple installation in specific design wood truss ceiling assemblies.

Model 556RDD is designed for installation in the supply (or return) ductwork take-off from an AHU where it penetrates the ceiling and provides a single or multiple-outlet (up to three) plenum to feed 556RD/grille or diffuser assemblies. May also be used as a return.

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Installation Instructions  

Product SKUs

Please Call Customer Service at 1-800-520-6593

Insulated Register Box

#556RD Insulated Register Box

Top Outlet

Product Specifications

Ceiling dampers are designed to function as a heat barrier in air handling openings penetrating fire resistive membrane ceilings . M o d e l 556RD has been especially designed to provide protection and simple installation in specific design wood truss ceiling assemblies.

The 556RD assembly consists of a rectangular ceiling damper recessed in a sheet metal register box (boot) by others with a round inlet collar, that accommodates a steel grille register or diffuser.

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Installation Instructions  

Product SKUs

Please Call Customer Service at 1-800-520-6593

Insulated Register Box

#557RDD Insulated Register Box

Top Outlet

Product Specifications

Ceiling dampers are designed to function as a heat barrier in air handling openings penetrating fire resistive membrane ceilings. The Model Series 557RDD has been especially designed to provide protection and simple installation in specific design wood truss ceiling assemblies.

Model 557RDD is designed for installation in the supply (or return) ductwork take-off from an AHU where it penetrates the ceiling and provides a multiple-outlet plenum to feed 557RDD/grille or diffuser assemblies. May also be used as a return.

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Installation Instructions  

Product SKUs

Please Call Customer Service at 1-800-520-6593

Insulated Register Box

#557RD Insulated Register Box

Top Outlet

Product Specifications

Ceiling dampers are designed to function as a heat barrier in air handling openings penetrating fire resistive membrane ceilings. The Model Series 557RD has been especially designed and tested to provide protection and simple installation in specific design wood truss ceiling assemblies.

The 557RD assembly consists of a rectangular ceiling damper recessed in a fiberglass plenum (boot/register box) by others that accommodates a steel grille, register or diffuser.

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Installation Instructions  

Product SKUs

Please Call Customer Service at 1-800-520-6593

45° Insulated Box

#507RD 45° Insulated Box

Product Specifications

Ceiling dampers are designed to function as a heat barrier in air handling openings penetrating fire resistive membrane ceilings. The model series 507RD has been especially designed to provide protection and simple installation in specific design wood truss ceiling assemblies.

The 507RD assembly consists of a ceiling damper mounted in the round inlet collar of an internally insulated sheet metal register box (boot), that accommodates a steel grille or register.

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Product SKUs

SKU Description Box Qty.
507RD10651 507RD 10 X 6-5 SLT CEIL RAD DMP 1" DRYWALL 8
507RD1066 507RD 10 X 6-6 SLT TOP CEIL RAD DAMP BOOT 8
507RD10661 507RD 10X6-6 SLT CEIL RAD DMP 1" DRYWALL 8
507RD1267 507RD 12 X 6-7 SLT TOP CEIL RAD DAMP BOOT 8
507RD12671 507RD 12X6-7 SLT CEIL RAD DMP 1" DRYWALL 8
507RD1268 507RD 12 X 6-8 SLT TOP CEIL RAD DAMP BOOT 6
507RD1468 507RD 14 X 6-8 SLT TOP CEIL RAD DMP BOOT 4
507RD845 507RD 8 X 4-5 SLT TOP CEIL RAD DAMP BOOT 10

45° Insulated Radiation Damper Boot

#509 45° Insulated Radiation Damper Boot

Product Specifications

Ceiling dampers are designed to function as a heat barrier in air handling openings penetrating fire resistive membrane ceilings. The model 509 has been especially designed to provide protection and simple installation inspecific design wood truss ceiling assemblies.

The 509 assembly consists of a rectangular ceiling damper recessed in an internally insulated sheet metal register box (boot) with a round 90° side inlet collar, that accommodates a steel grille or register.

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Product SKUs

Please Call Customer Service at 1-800-520-6593

Mounting Rail

#1004 Mounting Rail

¾ x ¾ x 26"
16 gauge

Product Specifications

ASTM-A653 CS Type B Galvanized Steel, G-30 Coating LFQ Chemical Treatment

Gauge:16GA

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Product SKUs

Please Call Customer Service at 1-800-520-6593

Mounting Rail

#1005 Mounting Rail

1½" x 1½"
22 gauge

Product Specifications

ASTM-A653 CS Type B Galvanized Steel, G-30 Coating LFQ Chemical Treatment

Gauge:22GA

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Product SKUs

Please Call Customer Service at 1-800-520-6593