How to add a return air duct. Package units have the return air on one side and the supply on the other side circulating the air in a home. And it helps them cool much much faster. If the supply ducts are in the floor then the return air should be located up high.
This pulls the air across your body. In our pilot project we had an 8 in the master bedroom and a 14 in the main house and thats only for a 15 ton system. Install the damper into the duct by drilling a hole into the side of the duct and then screw the damper into place.
Air conditioning actually exchanges cold air for the warm air already in the room. If the static is on the supply side adding a second return will. Cut a hole low in the drywall where you want to put your return air.
Work from the farthest hole back and install return air panning back. The problem with bedrooms occurs in houses where the hvac design did not include return vents in each bedroom. If your home doesnt use a furnace and has a heat pump the air handler will be in the packaged unit.
Locate where you want your return air ducts. The furnace or air handler ahu in the drawing below pulls air through the return ducts conditions that air and then sends it through the supply ducts back into the house. If the supply ducts are high or in the ceiling then the return air ducts or grills should be low on a wall.
Adding a second return duct will fix all of these problems. How to install a return air duct step 1. This is the most basic simplest cheap return air ductwork you can install on your furnace.
Put the crimped end in first then put the other end of the duct in. All these pieces a. So you want to add a return to those bedrooms to change the quality of air in those rooms.
Thats right your heating and air system is nothing more than a big circulation unit. And it takes a lot of pressure off the main returns. Many systems can install a uv light in the air handler at the bottom of the furnace.
A return duct is the part of the system that carries the air back to the furnace or air handler where it will then be circulated back out through the supply vents. The takeoff rotates to make it easier to fit the duct into place. Use a 8x24 drop and it will flow plenty of air.
Go into the basement and locate the holes.