This furnace is designed to use in conjunction with your existing HVAC ductwork and works with your existing furnace while leaving the mess outside. With up to 180,000 BTUs, it is designed to heat a home up to 3,000 sq. ft. This unit has an all weather steel shell that is overlapped for a tighter weather seal. Connection to your existing ductwork is easy with the 10” warm air outlet and 12˝ return duct.
This product and many products on our site may contain a chemical know to the state of California to cause cancer or birth defects or other reproductive harm. For more information about Proposition 65 please Click Here.
Page 11 of the installation manual will explain how to change the firebrick at the top of the furnace.
If you have any further questions, please call us and we will be happy to assist you.
https://hvacdirect.com/media/pdf/USStoveCompany_1600EF_manual.pdf
