A Milkhouse heater can be found on the Patton Products website. Pre-owned heaters can also be found on sites such as eBay and Amazon.com, as of 2015.
Patton Products develop and sell a range of heaters, including two Milkhouse heater models. The PUH680-U Milkhouse Utility Heater is suitable for use in basements, workrooms and garages. It is designed to be durable and includes an auto shut-off feature in case it tips over. It features high and low heat settings and is thermostat controlled. It costs $29.99 through Patton Products. New and used versions of the same heater are available on Amazon.com with prices ranging from $24.50 to $32.06, as of February 2015.