Unique Manufactured Housing Design with a robust, 19 7/8W, fully-insulated cabinet to fit the standard MH footprint. The MG2R is our flagship high-efficiency, HUD-compliant, gas furnace. AC-Ready 4-Ton ECM Blower with 5-speed taps, with/without a factory-installed 27 1/4H coil box; where without allows for a field-installed 20H or 26H coil box to suit your capacity, height-limit, or stocking needs.