DIV 23 · HVACDAMPERSCUT SHEET INDEXED

Greenheckdfdaf-330 multi-blade fire damperdfdaf-330

Name: Greenheck dfdaf-330 multi-blade fire damper
Brand: Greenheck
SKU: dfdaf-330

Greenheck Multi-blade fire damper (Fire Damper). Model DFDAF-330. UL 555 Fire Resistance Rating: 3 hours

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

Product details

Catalog number	dfdaf-330
Description	Greenheck Multi-blade fire damper (Fire Damper). Model DFDAF-330. UL 555 Fire Resistance Rating: 3 hours
Blade Type	Double skin airfoil, opposed action
Closure Temperature	165°F (74°C), 212°F (100°C), or 286°F (141°C) fusible links
Dynamic Closure Velocity	Up to 4000 fpm (20.3 m/s). material: Galvanized steel frame and blades, 316SS axle bearings
Connection size	Min 8x6 in (203x152 mm); Max 30x48 in (762x1219 mm) single section
End connection	Manual quadrant, fusible link closure
Pressure Rating	Up to 8 in. wg (2 kPa)
Flow Rate	Up to 4000 fpm (20.3 m/s) for sizes up to 32x36 in; 2000

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.