A rule of thumb.
Ceiling fan installation through attic.
Whether you re adding a ceiling fan to your living room or outdoor space our step by step guide will show you how to install a ceiling fan as well as offer tips and safety considerations to keep in mind.
Attic fans are either gable or roof mounted.
Good insulation reduces fan effectiveness.
Attic ventilation fans whether hard wired or powered by their own solar panels seem like a low cost and effective way to help keep your house cool.
Determine the attic s square footage.
Multiply this number by 7 to give you the minimum cfm required for your ventilator.
Cheap attic fans may be supplied without a louver so you ll probably want to add one.
The downside of attic ventilation fans.
Whole house fans tend to have higher overall costs than attic ventilation fans.
Installing a ceiling fan is relatively simple especially if the space above is accessible from an attic.
1 square foot of intake for every 300 cfm of ventilator.
You ll do most if not all of the work from inside the attic.
On average labor costs run between 100 300 and the fan itself may range from as little as 50 to more than 500.
If you can access the ceiling on which you want to attach the fan from the attic or from an overhead area you have several choices in the type of box you install.
A hanger bar for new work fastens to the joists with screws.
However even when it isn t the job is still quite doable.
In summer ceiling fans create cooling breezes which reduce the strain on air conditioners.
Installing a ceiling fan is a great way to upgrade your home s look improve air circulation and lower your energy bill.
An attic with 1 500 square feet x 7 1 050 cfm make sure you also have adequate air intake typically through the undereave vents.
However the utility of attic ventilation fans is actually quite a controversial topic.
Iliving 800 cfm shutter exhaust fan at amazon this fan can easily remove excess heat moisture and odor from any space up to 1 200 square feet.
Find here detailed information about attic fan installation costs.
The other option is to install an expandable ceiling fan hanger bar and electrical box.
If you can t get to the area above the box you have to use an adjustable hanger bar designed for installation through the hole left by the existing ceiling box.
Again these are mostly of steel construction.
If there isn t a suitable joist or brace available but you have access to the framing through the attic add a brace that can support the fan.
Pricing for attic fan installation varies depending on fan type and its location.
Gable installation means you don t have to get out on the roof.
In winter they circulate heated air to keep the room warm.