Air Vent Roof Mount Attic Vent with Humidistat/Thermostat

<p>Thea Air Vent Roof Mount Attic Vent with Humidistat/Thermostat consist of electric-powered attic vents use a thermostat to fight heat and a humidistat to help prevent moisture buildup inside the attic. Featuring a low-profile dome, the power roof vent is unobtrusive when installed on the roof face slanting away from the front of your home.&nbsp;It's an efficient option to replace wind turbines or roof pots already in place.<br> <br> <strong>Please Note</strong>: To determine the fan capacity needed to provide the minimum airflow, use the following formula: attic square feet x 0.7 = CFM (cubic feet of air moved per minute) For roofs 7/12 or higher, you may want to add 20% more CFM capacity to handle the larger volume of attic space; 30% more for roofs 11/12 and higher.</p><br> <strong>Please Note</strong>: Due to limitations of certain monitors, the colors you see on your screen may not be a totally accurate representation of the actual product. We strive to make our colors as accurate as possible, but screen images are intended as a guide only.

• Automatic thermostat and humidistat 
• Oversized 24 inches x 24 inches G-90 galvanized base
• Pre-painted 22-gauge galvanized steel dome
• Screws are painted to match dome color
• Six brace struts
• The plastic screen won't corrode or rust, and it won't vibrate or create noise
• Thermal overload protection -- an important safety feature that shuts off motor if fan overheats
• Preset adjustable thermostat for maximum convenience
• 1170 CFM for attics up to 1650 square feet
• 1500 CFM for attics up to 2100 square feet
• 3.4 amp
• Adequate soffit venting must be installed for best performance
• If using gable vents, gable vents must be installed on the down-wind end of the home