Basic
$454 – $1,180 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 Fresno, California typically costs $534 to $1,388 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 Fresno are 8.0% higher than the national average for install plenum.
National average: $500 – $1,300 per project
$454 – $1,180 per project
26-gauge galvanized sheet-metal plenum fabricated to fit, screwed and taped to the unit and existing trunks
$534 – $1,388 per project
26-gauge galvanized plenum with mastic-sealed seams, flexible connector at the unit, branches reconnected and sealed
$667 – $1,735 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 | $236 – $614 | job |
| Labor | labor | $193 – $501 | job |
| Supplies & Other | supplies | $63 – $164 | job |
| Equipment & Disposal | equipment | $42 – $109 | job |
Labor costs in Fresno run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local install plenum contractors in Fresno for personalized quotes based on your specific project.