Fiberglass filters are a lower cost option but they need to be disposed of and replaced roughly every 30 days.
Attic hvac change air filters.
A return duct or the air handler located in an attic basement or utility closet.
Look for a filter cabinet along the sides top or bottom of the blower cabinet.
In some cases especially on older models the filter may be found inside the blower cabinet.
If you have an hvac system and need to replace the filter in your attic air filters inc.
The frequency at which your air filter should be changed depends on a variety of factors including the type of filter in your hvac unit.
Attic hvac filters utilize 100 synthetic fibers and electrostatically charged pleated media which offers an extended surface area for higher dust holding capacity.
Remove the grille or cover to the air filter if your air filter is located in the system s air handler open the access panel.
Remove the grille or open the box.
If not it will be where your air handling unit is usually in a closet or your basement or attic you ll find a little box where the air comes into the unit.
Filtr grip gripper tool being used to remove an hvac filter from an air handler unit in an attic.
The filter may be positioned horizontally or vertically depending on the orientation of the air handler in the indoor unit.