Gas Furnace Installation In Attic

High efficiency gas furnaces with sealed combustion chambers require such an arrangement when installed in a sealed attic.
Gas furnace installation in attic. Most of the issues that furnace might experience in an attic are due to extremely cold weather in this poorly insulated space. Just installing the furnace in the attic crawl way of a single story home gives protection from most flooding. The following are a ttic furnace installation requirements based on 2009 irc and 2009 imc the codes refer to it as appliances in attics. Older or historic homes for instance often featured much smaller heating systems than the modern ones we install today.
In homes with limited space the furnace can be installed in the attic. A furnace in the attic also costs less to install than other designs since the access point to it is usually through the roof. In flood prone areas instaling a furnace in the attic provides protection. Selecting a unit that fits your needs is half the battle.
These units should not be installed in areas normally subject to freezing temperatures. Ideally you will have room for your furnace in the attic but installation up there can be difficult to manage. This drain removes the excess water that a heating system will generate. With the attic sealed we couldn t smell the odorant and the gas could accumulate.
When you have this unit in a space that you normally don t use then it creates more usable space in your living environment. Space in your home is limited. One of the latest talking points in this area is the installation of a furnace in the attic. When a furnace is installed in an attic the passageway to and service area surrounding the equipment shall be floored.
However not every home has a pre existing designated space for a system. Gas furnaces shall be installed by a licensed plumber or fitter only. High efficiency furnaces aren t usually recommended for an attic. The gas cock must be t handle type.
However one contractor cited the danger of leaking gas being trapped in the attic and causing a fire or explosion. Attic furnace access passageway and platform. A furnace can suffer from a drop in energy efficiency if it s in an unconditioned space such as an attic. Attic furnace installation must comply with you local mechanical code or imc international mechanical code if such was adopted in your area.
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.