Cold outdoor temperatures especially below freezing can wear on your furnace or heating system making it difficult to maintain ideal attic temperatures.
Does my attic get freezing.
Your attic should ideally be the same temperature as the outside air at least at the roof deck.
This is not very destructive in the hot seasons but can cause problems during winter freeze thaw cycles when this moisture condenses on nails and other metal structures within the attic space.
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My question is with real constraints a 95 furnace in an attic with the need for condensate drain and potential for freezing what is a best practice under these circumstances.
Without insulation and doors you need to rig up an insulated box to cover the vent in the winter months.
Because most attics are unconditioned a hard freeze that plunges attic temperatures into the mid 20s for any length of time can cause a burst pipe.
You ll also free up a closet.
Pex won t ruin if frozen.
The biggest advantage of having an attic furnace is that it s a space saver.
My builders are struggling to maintain profitability in a competitive market.
There s usually nothing up in an attic aside from some stored items so a furnace won t take up useful space.
Once my attic warms up after a few hours the next day the pipe thaw.
Some things to consider about attic vs.
The ice damming is caused by heat at the ridge melting the snow and having it freeze when it gets to the lower part of the roof which prevents it from draining.
There are no manufacturer guarantees it won t fail.
My attic is freezing.
If you have a whole house fan and it is the old style.
It would be highly unsual to have water lines in the attic.
It is very wise to pay attention the the fact that pipes freeze and break during subzero weather but most pipes in the attic are there to vent gases and other emissions not to carry water.
For most homes the biggest concern is the effect of attic temperature on living space comfort.