Unique Manufactured Housing Design with a robust, 20W, fully-insulated cabinet to fit the standard MH footprint; the MG1E is our most economical, HUD-compliant, gas furnace. AC-Ready 4-Ton ECM Blower with 5-speed taps, with/without a factory-installed 20H coil box; allowing for a field-installed 20/26H coil box to suit your capacity and access needs.