Cold Air Return

These are the vents that are usually on the wall and they do not have a control mechanism to open or shut their flow.

Cold air return.

Q a cold air return heating design new construction text. This is not a task suitable for the average homeowner and will likely require a qualified hvac technician to complete the job. Cold air returns are what allow your furnace to inhale your home s air. The answer may be your return air grills also known as cold air returns.

The problem is that in the summer the basement is cold the main floor is comfortable and the upstairs is hot. Unlike supply vents return vents do not need to be cased in metal. If the supply ducts are high or in the ceiling then the return air ducts or grills should be low on. They can be placed into staircase cavities stacked closets that run one on top of the other or in stud cavities in the wall.

Cold air in warm air out. One other caution is to have the cold air return opening half as large as the sum of all the hot air outlets in the basement. Then it gets warmed up and is sent back out through the air ducts. The return vent pulls cold air from the bottom of the room and returns it to the furnace to be reheated and returned as warm air.

During cold weather gas burners create heat in the heat exchanger image 2 which in turn heats the air. It is an air inlet. Although it s easier to modify cold air return ducts adding new cold air returns so there s one in every room is the best way to achieve balanced airflow in your home. The hot air goes up into the plenum and from there flows to the supply trunk line image 3 where it is.

By putting the cold air return on the floor it will vacuum up the cold air on the floor and draw down the warm air from the ceiling. These vents are seen in many types of furnace systems although there are alternatives such as drawing air from the outside or from the area around the furnace. Are designed to collect the air in your room and direct it back to your furnace. This pulls the air across your body.

If the supply ducts are in the floor then the return air should be located up high. We live in a cape cod style house that was built in the early 1960 s. These registers are typically located low to the ground in different areas around your home in order to capture the cold air that sinks to the floor. A cold air return is a vent that sucks cold air into a furnace so that it can be heated and brought back to a room through a furnace register.

Then the air dissipates and cools off it s thermal energy warming up your room and the cycle repeats itself. Add new cold air returns. A fan draws air from the house into the system through return air vents image 1. To explain the components of a forced air system.

When warm air is delivered to a room the existing cold air in that room is pushed into the cold air returns. Their purpose is to allow air to return to the furnace to be heated or cooled.