Problems With Putting Hvac In Attic

Attics are almost as cold as the outdoors during the winter and can be much hotter than the outdoors during the summer. My attic ducts are insulated to what i believe is r 6 and the attic is currently insulated to r35 with blown in fiberglass. If your attic tends to get hot it can make your air conditioner less efficient.

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Hvac units in attics have undetected problems.

Problems with putting hvac in attic.

High efficiency furnaces aren t usually recommended for an attic. I am in zone 6 by the way. In addition to making the unit hard to get to for service high attic heat can trigger the. If there is too much water in your attic then it might lead to mold in your insulation floor joists that begin to rot ceiling leaks and fixture damage.

Having it installed in the attic ensures that it is 100 percent protected from flooding caused by plumbing leaks and overflows. The heat from an attic in the furnace doesn t always feel comfortable. Regular maintenance of an attic air conditoner furnace is harder. Attic hvac units can be inefficient.

Put it in an attic full of blown insulation and you re forcing it to work harder to vent its heat. A vented unconditioned attic is a terrible place to locate a furnace and ductwork. Most of the issues that furnace might experience in an attic are due to extremely cold weather in this poorly insulated space. I have part of my ductwork in my attic.

As such it can sometimes. Leaks and overflows on a given floor will seep through the floors to affect everything below it including your hvac system. Your hvac system will require shorter ducts attic hvac systems also require shorter ducts. Throw duct leakage into the mix and the problems are even worse.

With hundreds of square feet of ductwork surface area in the attic and a δt of 75 f the air coming out of the vents in your home will be significantly higher than 55 f. With these systems condensate leaks can lead to a mess but it s nothing compared to a condensate leak that occurs at an air conditioner in an attic or really any place that has finished space. Here are the top three reasons that an hvac attic installation might not be advisable. A furnace can suffer from a drop in energy efficiency if it s in an unconditioned space such as an attic.

My furnace and most of the duct is already in the conditioned space and it seems to be very complicated to bring the attic ducts back in the envelope. Not every home has a hatch that is easy to access. None of these outcomes are things you want to have in your home.