Single-interlock preaction valve

What’s in this rate

This unit covers Single-interlock preaction valve, measured per each. The sprinkler fitter sets the single-interlock preaction valve with trim, solenoid valve, and supervisory air connection. The rate covers the listed material, 0.00% material waste, labor, and small tools. Releasing panel, detection, air supply, and piping are separate units.

Build-up

Labor 7 hr × $70.00 wage and burden

$490.00

Material and small tools

$3,350.10

Direct rate (labor, material, and tools)

$3,840.10 / EA

Overhead 10% of direct

$384.01

Fee 10% of (direct and overhead)

$422.41

Loaded rate

$4,646.52 / EA

Related rates

• Dry-pipe system air compressor — $1,682.02 / EA
• Sprinkler auxiliary drain — $184.04 / EA
• Sprinkler hydrostatic test per zone — $381.27 / EA

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