The last remaining option is to replace your attic fan with a new and quieter model.
Attic fan vibration damper.
If this does not stop the noise then slide a washer over the screw so it will be positioned between the screw and the fan.
Clear silicone as a vibration damper with a small gap between the fan housing and the studs allow 24 hours before turning it back on the fan blades or worn bearings in the motor would cause the vibration if it was true it would not vibrate.
The master flow 6000 cfm 30 in.
Aesthetically pleasing grille that allows air to flow from the garage into the attic.
After that different parts get worn down and require fixing or replacement.
1 8 diameter screws located close together in each of four mounting flanges.
Soft mounting the fan only fixes the vibrational noise.
Sorbothane vibration isolation washer 50 duro 45 id 1 od 19 deep is listed as a frequently bought together product with the quietcool afg pro 3 0 attic gable fan model.
Obviously the fan s vibration noise is being transmitted into the living area at a higher level than you re willing to accept.
Damper system that keeps your attic safe from potential garage fires.
Hub that houses all wiring and can be used to pair with rf switch.
Belt drive the master flow 6000 cfm 30 in.
Belt drive deluxe whole house fan is a smart energy saver for any home in a climate where air conditioning costs are a concern.
Get a quieter attic fan.
There was one large flaw with the fan though while the large fan duct was insulated and it had a damper on the end that exhausted to the attic the heat build up in the attic caused heat to flow back into the house and would noticeably warm the house during the day.
Unfortunately these washers are a poor fit for the fan.
You can tell which kind it is by holding on to the fan cage while it is running to dampen it.
If it gets much quieter then it is.
Attic fans usually last around 4 5 years if they re used regularly.
This american designed fan is designed to reduce attic temperatures and remove destructive moisture thus making your home more comfortable and reducing the load on your hvac system and lowering your electricity bills.
The ventilator fan s blade may be a little out of balance causing it to vibrate excessively or the fan s mounting may not be secured well enough or secured too well.
A gable attic fan is attached to the attic wall by screws and if they are loose the vibration can cause an awful noise.
Rf switch to control your fan up to 100 feet away.
Perhaps you don t feel like repairing it or you can t find the right parts either.