Description
25x10 Horizontal Return Air Box 38x28 HVAC Support Box MFG#25X10-189SB. HVAC system upgrades. Supports proper airflow to HVAC unit. Orientation: Horizontal. Key Specifications. 25x10 Horizontal Return Air Support Box – 38x28 Housing – Galvanized Steel This horizontal return air support box is designed for HVAC systems requiring a 25" x 10" duct connection with an overall housing dimension of 38" x 28". Built from durable galvanized steel, this unit provides structural support and efficient return air distribution to air handlers and HVAC systems. Ideal for residential and light commercial installations, this return air box serves as a plenum transition and support structure for proper airflow management. Key Specifications: Duct Opening: 25" x 10" Overall Housing Size: 38" x 28" Orientation: Horizontal Material: Galvanized Steel Model: 25X10-189SB Applications: Return air plenum installations Air handler return transitions HVAC system upgrades Residential and light commercial duct systems Performance Benefits: Durable formed steel construction Corrosion-resistant finish Supports proper airflow to HVAC unit Designed for horizontal return configurations Professional-grade sheet metal fabrication Ideal for HVAC contractors requiring reliable return air support boxes for system installations and replacements.