Spiral duct rigid

What’s in this rate

This unit is installing one linear foot of rigid spiral round duct for a commercial branch run. The HVAC technician joins, supports, and hangs the spiral ready for takeoffs. The rate is per linear foot of duct. Flexible duct, rectangular duct, and insulation wrap are separate units.

Build-up

Labor 0.12 hr × $68.00 wage and burden

$8.16

Material and small tools

$9.83

Direct rate (labor, material, and tools)

$17.99 / LF

Overhead 10% of direct

$1.80

Fee 10% of (direct and overhead)

$1.98

Loaded rate

$21.77 / LF

Related rates

• Rectangular duct — $31.66 / LF
• Duct insulation wrap — $4.89 / SF
• Fire smoke damper — $727.33 / EA

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