Basic
$473 – $1,229 per project
26-gauge galvanized sheet-metal plenum fabricated to fit, screwed and taped to the unit and existing trunks
Supply and install one sheet-metal supply or return plenum at the furnace/air handler, sealed and connected to existing trunks; major duct redesign extra.
Install Plenum in Anchorage, Alaska typically costs $556 to $1,446 per project as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Anchorage are 13.0% higher than the national average for install plenum.
National average: $500 – $1,300 per project
$473 – $1,229 per project
26-gauge galvanized sheet-metal plenum fabricated to fit, screwed and taped to the unit and existing trunks
$556 – $1,446 per project
26-gauge galvanized plenum with mastic-sealed seams, flexible connector at the unit, branches reconnected and sealed
$695 – $1,807 per project
24-gauge galvanized plenum with mastic-sealed seams, vibration-isolating connector, external insulation wrap, static pressure checked
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $241 – $626 | job |
| Labor | labor | $208 – $541 | job |
| Supplies & Other | supplies | $64 – $167 | job |
| Equipment & Disposal | equipment | $43 – $111 | job |
Labor costs in Anchorage run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local install plenum contractors in Anchorage for personalized quotes based on your specific project.