DIV 23 · HVACDAMPERSCUT SHEET INDEXED

Greenheckfsdr-511 round combination fire smoke damperfsdr-511

Name: Greenheck fsdr-511 round combination fire smoke damper
Brand: Greenheck
SKU: fsdr-511

Greenheck Round Combination Fire Smoke Damper (Fire Smoke Damper). Model FSDR-511. UL 555 Fire Resistance Rating: 1.5 hours

Free to start · No card required · The agent pulls this cut sheet in automatically

Product details

Catalog number	fsdr-511
Description	Greenheck Round Combination Fire Smoke Damper (Fire Smoke Damper). Model FSDR-511. UL 555 Fire Resistance Rating: 1.5 hours
UL 555S Leakage Class	I
Standard Closure Device	Fusible Link at 165°F (74°C)
Frame Thickness	20 ga. (1 mm) standard, 16 ga. (1.5 mm) optional. material: Galvanized steel frame, galvanized steel blades
Connection size	6 to 24 inches (152 to 610 mm) diameter
End connection	Clamping screw
Pressure Rating	Up to 4 in. wg (1 kPa)
Flow Rate	Up to 4000 fpm (20.3 m/s)
Finish	Galvanized.

01
Describe the job
Paste a fixture schedule, upload a spec section, or just list catalog numbers and quantities.
02
The agent matches & assembles
Products are matched from the indexed library and current cut sheets are pulled into a formatted package with cover and TOC.
03
Share for review
Send one link for sign-off, then roll the approved package into a quote or PO without retyping a part number.

Describe the job and the AI agent builds the whole package — cut sheets pulled, schedule matched, cover and TOC included.