Bathroom fans are available in three models.
Attic fan sones.
An exhaust fan that has a noise level of 4 sones is louder than an exhaust fan that has a noise level of 1 sone.
Moves air at a rate of 963 cfm at the lowest speed to 2830 cfm at the highest speed.
The lower the sone rating the quieter the fan.
There is no common rating for vibration.
Recognized as energy star most effi.
Broan nutone qtxe110 ultra silent ventilation exhaust fan for bathroom and home energy star certified 0 7 sones 110 cfm 4 6 out of 5 stars 115 113 77 113.
Those that offer ceiling mounts wall mounts or both.
Broan ultra green series 110 cfm ventilation fan 0 3 sones.
Quietcool attic fans work almost everywhere almost anytime.
One sone is equivalent to the sound of a quiet refrigerator so a quiet bathroom fan will be rated at about 1 5 sones or less.
Wall mount fans are mounted on an external wall of a home and.
1 sone equals the sound of a quiet refrigerator.
The lower the sone rating the quieter the fan will be.
Built in thermostat and humidistat.
The broan 3535 attic fan generates at least 120 volts of power and provides 1050 cubic feet per minute reaching up to 1 630 square feet of attic space.
During the summer an attic can be 40 to 50 hotter than the outside temperature which in turn heats up the house very quickly.
Bath fan noise levels are measured in sones.
Like sones or decibels low vibration is what makes the jet fan the quietest attic fan a smoother running low rpm motor.
Self adjusting 10 speed ecm variable speed motor proactively cools and ventilates the attic.
The all american custom made electric motor that is exactly two times more efficient than the motors of the mass produced attic fans with cheap foreign parts.
With an attic fan you can cool the attic to the same temperature as it is outside greatly reducing the house from heating as quickly.
Ceiling fans vent either into the attic or outside through the roof.
While the ceiling installation style is the.
In other words the lower the sone number the quieter the fan.
Sones to decibels conversion sones db sones db sones db sones db sones db 1 00 28 00 13 00 64 98 25 00 74 41 37 00 80 06 49 00 84 11.
There are wall mount exhaust fans as well as ceiling exhaust fans.
Item 1474365 model afg smt 3 0.