Finished Attic Hvac

A contractor or a local building official can help you assess how the rule will apply to your attic and how modifications like dormers can resolve height shortcomings.

Finished attic hvac. This isolates the attic from the rest of the home which means the attic isn t part of the conditioned envelope. In many homes the insulation layer in the attic is along the floor. Sometimes the hvac system winds up in the attic because it s the last thing on the home designer s list. To find the answer you can hire an inspector to inspect your hvac system.

Increase or move insulation. Enforcement varies but codes typically say that at least half of a finished attic must be at least 7 feet high and that this area must be a minimum of 7 feet wide and 70 square feet. Attic hvac units are potentially inefficient. That s measured after you finish the ceiling.

Attic ventilation systems also work together with your insulation. Before you start the job however consider these five hvac tips to help you effectively turn your attic into a spare bedroom. By the time the hvac unit gets planned putting it in the attic is the only thing that makes sense especially cost wise. Consider whether the old system is powerful enough to cover new areas without losing efficiency though.

Follow the rule of 7s. Need more headroom in the basement. If your home already has ducts running in the attic the simple solution is to keep using the old system to pump treated air into the newly finished attic room. If you don t have enough height you ll have to raise the roof line and that adds a lot to your construction costs.