High efficiency furnaces aren t usually recommended for an attic.
Furnace in attic under flat room.
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 house is on a slab thats why they stuck it in the attic.
Most of the issues that furnace might experience in an attic are due to extremely cold weather in this poorly insulated space.
Split systems are more popular than ever which means part of the unit is outdoors and another stays inside to ensure that the hot air gets to each room.
So when we have a choice we prefer hvac systems located under the house.
Increase or move insulation.
Modern hvac systems come with multiple components.
After all it s hard to get cold air from a warm pipe.
You can t alter the furnace in the way you suggest without voiding the furnace warranty and risking all kinds of negative unforeseen consequences.
List of the pros of a furnace in the attic.
Before you start the job however consider these five hvac tips to help you effectively turn your attic into a spare bedroom.
A furnace is designed to be installed in a mechanical room.
Trying to build an insulated airtight cabinet around a furnace is a terrible idea.
Personally i would have installed it in the garage just so servicing the unit would be easier.
You can save a lot of space with a furnace in the attic.
The horizontal furnace may also be suspended from the joists using 3 8 all thread rods with pieces of angle iron underneath the furnace to form a hanging rack at both ends and the midpoint.
There is a common misconception that this is not possible for high efficiency furnaces.
A furnace can suffer from a drop in energy efficiency if it s in an unconditioned space such as an attic.
Attic bedrooms create a private peaceful space for your guests.
The new furnace can be built into the attic during construction with access made convenient for the homeowner and air ducts maximized for delivering heat to the new areas efficiently.
Placing it in the attic where it is closer to the new floors means not having to tear up the basement to provide room for a second furnace.
The furnace needs adequate clearance all the way.
In many homes the insulation layer in the attic is along the floor.
For hvac duct systems located in the attic sealing and insulating the attic with spray foam insulation is the only way to protect the system from the extreme temperatures we live with here in metro atlanta.