A structural engineer can help determine what your existing attic space will need to make a renovation possible.
Attic addition hvac.
From our home remodeling project library.
Homeadvisor s attic conversion and finishing cost guide gives the average cost to finish and covert or remodel an attic into a living space storage space bedroom and or bathroom.
Even with insulated walls and ceiling you may need to run hvac ductwork into the attic space.
Add a separate hvac system when you usher your attic into your home s conditioned envelope you increase the square footage that requires conditioned air.
Being a space located just beneath the roof and originally designed with no significant amount of ventilation an attic is a natural magnet for heat build up.
It will be warmer or colder than the rest of the home depending on the season.
Your home s existing heating and air conditioning system needs to be capable of maintaining a steady attic temperature of 68 degrees.
Dormer addition flooring walk up attic stairs and more.
To reset the switch you ll need to climb up into.
When you consider the fact that the heat also rises up from inside the house then what you get is a space that can get really hot anytime of the day.
Unless the same ducts are used for air conditioning there is no condensation risk from simply burying them.
Advances in hvac system design have produced many furnaces air conditioners and humidifiers that can save energy and improve air quality.
By the time the hvac unit gets planned putting it in the attic is the only thing that makes sense especially cost wise.
Comparing this configuration to a solar water heater they make the case that putting air conditioning ducts in a hot attic is an effective way to heat up the conditioned air as it travels from the air handler to the conditioned space inside the home.
If going for more than r60 in cellulose it s good to verify the static load capacity if it s a trussed roof or if the attic floor joists are smaller than 2x10s.
Cellulose is more air retardent than fiberglass but heavier per r.
Keeping your home just right heating and cooling systems also called hvac systems have come a long way in recent years.
The ducting can sometimes be extended from other rooms and your attic tied into existing systems f if possible consult or contract out to a hvac specialist for the ability to have a separate thermostat for your attic.
Attic hvac units are potentially inefficient.
If your existing air conditioner heat pump furnace and other hvac units aren t large enough to accommodate the increase you ll have to decide how to address the issue.
