It helps protect your furnace a c duct system helping you breathe easier.
Cold air return duct filter.
Then the cooled or heated air is distributed throughout your home via supply ducts.
The electrostatic filter material attracts very small particles much the same way magnets attract metal.
27 5 8 w x 22 5 8 h for 25x20 duct opening 4 6 out of 5 stars 414 49 99 49.
It is proudly made in the usa.
The duct board return air box is an r6 the duct board return air box is an r6 insulated box that installs traditionally in a ceiling.
This pulls the air across your body.
It is designed to fit your cold air return vent and filter dust and dirt particles before entering the furnace or air conditioning duct system.
Product is knocked down for shipping and must be assembled.
Lowe s carries a variety of grilles registers and air deflectors to ensure you get airflow where you need it most.
If the supply ducts are high or in the ceiling then the return air ducts or grills should be low on.
The return duct sucks in air from the outside and brings it to the hvac system inside your home where it is heated or cooled.
Enhance your home s air with this 10 in.
This side load cold air drop kit is constructed of 26 gauge galvanized steel for durability and rust prevention.
Filters are shipped separately.
The true blue cold air return filter pad has electrostatically charged filter material that captures sub micron airborne allergens like dust dirt pollen pet dander and smoke.
The return air vent openings need to be on the opposite side of the room so the conditioned air is pulled across the room.
All ducts leak if you put the filter at the return air vent and have a leak between the grill and the air handler it will draw in unfiltered air.
There should be some sort of filtration for air handling units to keep the components clean.
This cad kit contains a start collar six slips and drive cleats two 32 lengths of duct and a cold air boot with a filter rack.
I usually like to see them as close to the unit as possible.
It is made with electrostatic charge that captures sub micron airborne allergens such as dust pollen pet dander dirt and smoke.
If the supply ducts are in the floor then the return air should be located up high.
The overall air pressure within an hvac system depends heavily on the number of supply and return ducts.
Used as a central return vent box filter grill not included.
25 x 20 steel return air filter grille removable face door for 1 inch filters hvac duct cover grill white outer dimensions.
True blue cold air return filter pad.
Can be easily cut to size.