Will this unit heat a 28’x54’ mobile home and is it compatible with a Goodman a/c unit?

It is compatible with Goodman a/c systems. For the proper size furnace, you can check our sizing guide linked here: https://hvacdirect.com/sizing-air-conditioner-and-heater.html/ (If link does not work, please click "Read More" listed below. You can also get to our sizing guide through its link at the top of our website)

If you have any further questions, please call us and we will be happy to assist you.