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