Can you mix and match HVAC systems?

Different brand equipment can almost always work fine. However, because manufacturers design their components to work optimally together, the potential exists for some loss in efficiency when mixing and matching. Keep in mind, you are also combining systems that are different ages as well.

How do I calculate HVAC size?

For example, your home’s square footage total, including all floors and ceilings, is what determines what size what size HVAC unit you need. For every 500 BTUs required for your home, you will need approximately one ton of air conditioning or heating capacity (1 ton = 12,000 BTUs).

How many BTU is a 2ton unit?

24,000 BTU/hr
It’s roughly the same as 12,000 BTUs per hour. That means a 2-ton AC unit has a 24,000 BTU/hr cooling capacity because 12,000 x 2 = 24,000.

How much should a new HVAC system cost?

According to HomeAdvisor, full HVAC unit replacement costs range from $5,000 to $10,000, with the national average at $7,000. This comes out to about $25 to $60 per square foot. Prices depend on the size and brand of the HVAC system, the size of the house, ductwork length, and the new unit’s efficiency rating.

Can I use a 5 ton condenser on a 3 ton coil?

The short answer is, you can’t. A good tech might be able to get it to work with like a TXV, but you are going to be bottle-necked at the 3-ton. There is no way you will get 5-ton capacity after that. It will mess up your warranty and your efficiency will be off.

Can I use a 4 ton condenser with a 3 ton coil?

she can not install a 4 ton condenser on a 3 ton coil and expect it to work. as far as everyone saying trying to force 4 tons of air through a 3 ton coil, he didn’t say anything about changing the air handler out, only the outdoor unit. also the wiring probably isn’t large enough to handle the larger unit.

How long do HVAC units last?

between 15-20 years
Modern air conditioners can last between 15-20 years, and older air conditioners last around 10-12 years. The health and efficiency of your A/C depends on a number of factors, including whether or not you properly maintained the unit throughout its lifetime.