They can help keep the bottom of the condenser from rusting out. But only install on a new system at this time. Don’t try to have someone left unit to install, it may cause damage to the unit. It could be rusted out by now.

What should I put under my air conditioner?

You Need a Concrete Slab Under Your Outdoor AC Unit Because:

  1. It keeps your air conditioner from sinking: For an air conditioning system to function at peak efficiency, it is essential that it has room to breathe. …
  2. It keeps oil from spreading: The compressor in your AC unit runs on oil.

Should AC condenser be on a concrete pad?





Having a slab of concrete under the condenser ensures that everything remains level and upright, which helps the appliance function properly over the years. There are a few reasons that you will want to keep the condenser elevated, and the slab of concrete will help you do it.

How thick should an AC pad be?

Typically, a condenser pad should be at least three inches off the ground, but you might want to make it a little taller if you live somewhere that gets a lot of rain. If you’re worried about the weather or your property has drainage issues, you may want to just bump that up to as high as six inches.

How do you pour a concrete pad for an air conditioner?


Quote from Youtube video: You'll need that for this job. So digging this up to twenty three by thirty six point five so what I'm gonna do is bury a box then it's gonna be flush with the ground.

Should AC unit sit on the ground?

Can an AC unit sit on the ground? This is generally not advisable. When your air conditioner is resting directly on the ground, critters can make their way inside and cause all kinds of damage. You’ll also find that backyard chores such as mowing the grass become a lot more difficult.

Can AC unit sit on pavers?





Quote from the video:
Quote from Youtube video: And enter your air conditioning unit which we do not want to do so by having the air conditioner pulled out before we come in we could do our paving stones.

What type of concrete is used for AC pads?

If your garbage cans or condenser unit need a home, pouring a pad for them is quick and easy. You’ll need these materials: Quikrete All-Purpose Gravel. Quikrete High-Strength Concrete Mix (or Quikrete Fast-Setting Concrete Mix)

How many bags of concrete do I need for a 3×3 slab?

At 4 inches thick, for a 3×3 slab, generally, you will need either seven- 60 lb or five- 80 lb or ten- 40 pound bags or 2.97 cubic feet or 0.11 cubic yards of premixed concrete.

How do you level a plastic air conditioner pad?

Try working a long board under one end of the concrete air conditioning pad, lifting it up, then packing sand under it. Do the same on the other end of the concrete air conditioning pad, making the pad as level as possible. Lift the concrete air conditioning pad slowly to avoid cracking it.

How high should my AC unit be off the ground?



In a 10 feet high room, a split type AC should be installed at 7 -8 feet for the best cooling performance. For a window type AC, the best height is 3-4 feet from the floor. If you are fixing the AC very close to the wall or in an airtight room it will trip due to high head pressure, as heat dissipation can’t happen.

Is it better to have AC unit on roof or ground?

1) The Climate



Homeowners, living in areas which tend to have warmer climates, should ideally prefer to install the outdoor unit on the ground. This is because, placing the unit on the rooftop means, exposing it to the scorching heat of the sun. Consequently, the air conditioner will not operate at optimum efficiency.

Should AC unit be raised?

The simplest way to keep your AC unit away from little critters is to raise it up off the ground and reduce the chance that they’ll think it’s a good place to hang around.

How do I raise my sinking AC pad?



Quote from the video:
Quote from Youtube video: Won't take too much just a little bit right there we can see the edge of the pad. Now we use the shovel to prop it up and we use that same dirt. That we were just using to get underneath the unit.

What happens if air conditioner is not level?

However, if the unit isn’t level, then the oil may separate from the refrigerant and end up pooling in the lines and coils. Over time, this can lead to a shortage of oil in the compressor, causing damage and overheating.

How do I raise my outside AC unit?

Quote from the video:
Quote from Youtube video: It's real easy with a motorcycle jack this jacks rated for 800 pounds. It's got a rubber side which I put down on the bottom side of the pad. Put the unit on the top turn the screw the unit goes up.

Where should you not install an AC unit outside?

The outdoor unit should not be installed in passageways and should be easily accessible.

  1. AC units should not be placed near or behind doors or outdoor furniture.
  2. The outdoor ac unit should not be placed inside in places like the garage or attic. They are called outdoor units for a reason.



Does the outdoor unit need to be installed on a concrete slab or on brackets?

An outdoor unit does not have to be installed on a concrete slab or brackets.