Basic
$426 – $1,108 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 Baltimore, Maryland typically costs $501 to $1,303 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 Baltimore are in line with the national average for install plenum.
National average: $500 – $1,300 per project
$426 – $1,108 per project
26-gauge galvanized sheet-metal plenum fabricated to fit, screwed and taped to the unit and existing trunks
$501 – $1,303 per project
26-gauge galvanized plenum with mastic-sealed seams, flexible connector at the unit, branches reconnected and sealed
$627 – $1,629 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 | $230 – $597 | job |
| Labor | labor | $170 – $441 | job |
| Supplies & Other | supplies | $61 – $159 | job |
| Equipment & Disposal | equipment | $41 – $106 | job |
Material costs in Baltimore run proportionally higher than labor, which may favor labor-intensive approaches.
Connect with local install plenum contractors in Baltimore for personalized quotes based on your specific project.