GPGM Large Chassis Units Accessories

Goodman GPGM multi-position gas packaged units offer a comprehensive range of factory-engineered accessories designed to optimize performance, enhance indoor air quality, and meet building code requirements. Ventilation and economizer accessories include fully modulating Honeywell Jade downflow and horizontal economizers with up to 100% fresh air capability, manual and motorized fresh air dampers in both downflow and horizontal orientations providing 25% outdoor air circulation for code compliance, and concentric kits for combined supply and return air connections. Filtration options include downflow internal filter racks (with or without economizer), an external horizontal filter rack, and an internal horizontal filter rack to accommodate standard air filters across all airflow configurations. Ductwork accessories include downflow and horizontal square-to-round adapters, a horizontal duct cover, and a roof curb for rooftop installations. Fuel and controls accessories include LP conversion kits for single-stage and two-stage models, an outdoor thermostat with housing for managing supplemental heat lockout, economizer wiring harnesses for 2-4 ton and 5-ton units, and a high-altitude kit for installations in elevated regions. These OEM-quality accessories are compatible with Goodman GPGM3/5 series units (2-5 ton capacity) in all airflow orientations and install with color-coded wiring for straightforward field assembly. Each accessory is designed to integrate seamlessly with the unit's multi-speed ECM blower and high-efficiency scroll compressor to deliver reliable, energy-conscious operatio