Basic
$408 – $1,225 each
28-gauge galvanized sheet metal plenum sized to the return opening, screwed to the unit, joints sealed with foil tape

Supply and install one return-air plenum box (sheet metal, sealed to the furnace/air handler); return-duct changes, filter racks and access repairs extra.
Return Air Plenum in Des Moines, Iowa typically costs $481 to $1,442 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Des Moines are 3.0% lower than the national average for return air plenum.
National average: $500 – $1,500 each
$408 – $1,225 each
28-gauge galvanized sheet metal plenum sized to the return opening, screwed to the unit, joints sealed with foil tape
$481 – $1,442 each
26-gauge galvanized plenum, seams and unit connection sealed with duct mastic, fastened and supported
$601 – $1,802 each
24-gauge galvanized plenum with acoustic liner, mastic-sealed seams, flexible canvas connector to cut vibration
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $212 – $635 | each |
| Labor | labor | $175 – $525 | each |
| Supplies & Other | supplies | $56 – $169 | each |
| Equipment & Disposal | equipment | $38 – $113 | each |
Labor costs in Des Moines run proportionally higher than materials, which may favor material-heavy solutions.
BuildX Pro researches and reviews the national price range for Return Air Plenum, then adjusts it to your ZIP code for local labor and material costs using the public data below. Last checked Nov 2026.
Connect with local return air plenum contractors in Des Moines for personalized quotes based on your specific project.