How much does it cost to install a return air plenum?
How much does it cost to install a return air plenum?
Generally, a return air plenum will cost approximately $50 to $60 per unit. The other costs to consider are those for the labor and materials needed to install the return air plenum. The installation takes an average of about five hours with the sum of labor costs between $290 and $370.
What is return air plenum?
The return plenum is a box that connects the return ducts in your ductwork back to your HVAC system. The air is then sent back into your HVAC system through a return inlet to be put through another cycle of cooling or heating.
How big does a return air plenum need to be?
One is that the supply plenum should be no larger than the blower opening off the top of the air handler, which seems small, at only 16×11″. But most opinion, particularly from the HVAC supplier, is that the plenum should be the same size as the overall A.H. cabinet size, which is 17.5 x 21″.
How much does it cost to install a return air duct?
Cost of Return Air Plenums
| Return Air Plenums Costs | Zip Code | |
|---|---|---|
| Basic | Best | |
| Return Air Plenums – Material Prices | $50.00 – $60.00 | $95.00 – $105.00 |
| Return Air Plenums – Installation Cost | $100.25 – $100.35 | $150.00 – $200.00 |
| Return Air Plenums – Total | $150.25 – $160.35 | $245.00 – $305.00 |
How does a return air plenum work?
What is a return plenum box? The return plenum box receives used air from the return vents and distributes it to your HVAC unit to be heated or cooled again. The used air must pass through a filter before entering the return plenum, ensuring that it’s clean before it reenters your AC, heat pump, or furnace.
What is plenum vs non plenum?
Plenum-rated cable has been manufactured to withstand higher temperatures in the event of a fire and does not cause the same level of smoke or toxicity when burning. Non-plenum does not have these characteristics, and as a result costs much less (usually half as much).
Can a return air duct be too big?
Can an air return be too big? No, an air return cannot be too big, except in extreme cases where a closed room is temporarily under negative air pressure. Return vents maintain air pressure, filter out debris, and are critical to the efficient operation of any HVAC system.
Can you have too much return air for furnace?
What is a furnace return?
A furnace return system must collect all the air being put out by that system . If the furnace is putting out 1,000 cubic feet per minute of air flow, the return system must collect 1,000 cubic feet and take it back to the unit. An insufficient return system or one too large will reduce the efficiency of the heating and increase energy bills.
What is a return plenum?
Return Plenum. The return plenum is a box that connects the return ducts in your ductwork back to your HVAC system. You will oftentimes find air filters in the return plenum, because the air that’s currently in your room is pulled in through this section of your system. The air is then sent back into your HVAC system through a return inlet…
Where does the return air on upflow furnace?
The upper duct work on top of the furnace attaches to the heat exchanger. This is the hot air side of the furnace. The duct work that attaches to the furnace at ground level is the return air side of the furnace. The return air duct work always attaches at the bottom of the furnace.
What is a plenum in a HVAC system?
A plenum is an air-distribution box attached directly to the supply outlet of the HVAC equipment that heats or cools the air to make the house comfortable. The ductwork that distributes the heated or cooled air to individual rooms of the house connects to the plenum.