Not only will it interfere with the efficiency ratings of your equipment but it can also cause damage to your unit that may go undiscovered for some time.
Decking under attic furnace.
Does mold on attic sheathing have to be removed.
I call it out when there is no decking on the passageway.
Attic furnace access passageway and platform.
Mold growing on the sheathing in your attic is a serious problem that shouldn t be ignored.
Most of the issues that furnace might experience in an attic are due to extremely cold weather in this poorly insulated space.
The pros and cons of placing a furnace in the attic indicate that this idea is not a good one under most circumstances.
Locate the rotted roof decking.
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The presence of mold inside your home even if it.
There must be a passageway at least 30 inches high and 22 inches wide and not more than 20 feet in length.
Attic furnace passageway and service area electrical requirement.
If your attic joists won t bear the weight necessary to finish out a living space but the engineer cleared them to support floor decking for light storage you can install inch plywood or.
The decking material can be half inch plywood.
Decking in front of the hvac equipment must be at least 30x30 inches.
Note bad areas for removal.
Gain access to the attic to inspect the plywood or roof decking.
Verdict on having a furnace in the attic pros and cons.
Be sure to cut the ripped pieces to the proper length before taking them up into the attic.
Look up at the roof area.
The following are attic furnace installation requirements based on 2009 irc and 2009 imc the codes refer to it as appliances in attics.
A furnace can suffer from a drop in energy efficiency if it s in an unconditioned space such as an attic.
High efficiency furnaces aren t usually recommended for an attic.