An oil furnace generates heat using oil while gas furnaces are fueled by natural gas propane.
Propane attic furnace.
The trick to the installation of a gas furnace in an attic space is routing the condensate drain from the attic down through the core of the house to the basement.
The drain must be installed through the core of the house as water will be flowing during the colder months.
When comparing furnace reviews you should consider a variety of factors like gas type efficiency cost warranty and more.
The average range for propane furnace installation is between 3 000 and 6 000 with most homeowners paying around 4 000 for a high efficiency furnace for a 2 000 sq ft.
The propane furnace saves money and reduces co2emissions.
This drain removes the excess water that a heating system will generate.
High efficiency propane furnaces provide energy cost and carbon savings in both new and existing homes.
Oil furnaces are typically priced lower and provide more heat per btu but are less efficient.
To show these savings table 3 compares a high efficiency propane furnace with alternative systems in a typical new 2 400 square foot home.
These ratings are given in british thermal units and they measure how much heat.
Propane furnaces come in a range of sizes quality and efficiency which creates a wide range of prices.