Very Noisy Attic Fan

In order to get rid of the hum you need to either operate the fan at a low speed or replace the fan with a new one that has more blades.

Very noisy attic fan. Try to touch your ceiling on a dry warm sunny day. Attic fans also have small ball bearings that help lubricate the fan s movement. An attic fan can create enough draft to blow. A gable attic fan is attached to the attic wall by screws and if they are loose the vibration can cause an awful noise.

Reason 5 fan makes a high pitch humming noise when on high speed. Attic fan making humming noise. The winds were at 12mph. Due to regular wear and tear these bearings can become worn out or lose their lubrication ability.

Joined nov 25 2007 messages 1 429. We will not install customer purchased fans because we cannot control the quality reliability or even the appropriateness of the components. Solution 6 at the very top of the fan the junction box in the ceiling may not be mounted securely. 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.

Even on scorching summer days the air outside your house is nowhere near as hot as the air trapped inside the attic. We had heavy rain last night and the loud newly installed attic ventilation fans leaked. This can cause the fan to start making constant noise and in some cases even a loud squealing sound. Is this to be expected.

If any part of the fan fails you will most likely have to disgard the entire fan and install a new one. Solution 5 check to be sure the top part canopy of the fan has not come loose and fallen on the main housing which can create a humming noise. They are usually very very noisy and repair parts are not available. These fans regularly clear the hot air from the attic to allow cooler air in.

Reason 6 the fan constantly makes a clicking or ticking sound per revolution. The whole house fan on the other hand consumes around 500 watts making them expensive compare to the attic. Attic fans are less noisy and this makes them eco friendly but as for the whole house fan they are super loud although the new models have this problem checked. Remove the current worn out bearings and replace them.

Attic venting fans are also called attic fans attic ventilators and attic exhaust fans. Jul 15 2011 12. If the attic seems like a solar oven then it would be a good choice to have attic fans to cool that down. The floor the only one truly visible was soaked underneath one fan.

The attic fan tends to makes a humming noise when it has a few blades and is running at a high speed setting. One very important aspect to consider when deciding if an attic fan is right for you is safety particularly around furnaces installed in an attic.