Backdraft damper
$191.30 / EA
HV-040 · MasterFormat 23 33 00 · EA
What’s in this rate
This unit is installing one backdraft or relief damper in a duct or opening. The HVAC technician sets the damper, checks blade free travel, and leaves it ready for startup. The rate is per each backdraft damper. Barometric relief dampers, motorized dampers, and exhaust fans are separate units.
Includes
- backdraft / relief damper (class mid)
- frame / hardware share
- set and check free travel
- small tools
Excludes
- barometric relief damper (see barometric-relief-damper)
- motorized damper (see motorized-damper)
- exhaust fan set
Build-up
- Labor 0.75 hr × $68.00 wage and burden
- $51.00
- Material and small tools
- $107.10
- Direct rate (labor, material, and tools)
- $158.10 / EA
- Overhead 10% of direct
- $15.81
- Fee 10% of (direct and overhead)
- $17.39
- Loaded rate
- $191.30 / EA
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