Can AC unit sit on concrete?

Thankfully, with a level concrete slab installed, your unit will remain securely in place and you won’t have to worry about any oil-related issues. It prevents wear and tear: Outdoor AC units are supposed to vibrate.

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.

Can an AC be used on a floor?

Air conditioners on the floor will not be efficient. The physics laws resulting in hot air rising and cold air sinking works against the AC efficiency. This causes the unit to work harder for longer, and additional dust at lower levels can clog the filters, requiring more frequent maintenance.

Can an AC unit sit on the ground?

Avoid water pooling around the unit.



Standing water is extremely detrimental for metal equipment, causing rust, corrosion, and many other types of problems. If an air conditioner is placed on a slab or stone on the ground, you’ll need to take extra care to ensure that drainage is sufficient to avoid pooling water.

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.

What can I put under my AC unit outside?





22 Ways You Can Hide Your Air Conditioner Unit Outside

  • Build a Wooden Cover. …
  • Get Creative With an AC House. …
  • Hide It Behind the Bushes. …
  • Make a Box With a Door. …
  • Stack Planter Boxes in Front of the Unit. …
  • Place the Outdoor Unit Inside Aluminum Slats. …
  • Grow Vines Around Outdoor AC Unit. …
  • Create a Shed.

How do you secure a condenser to a concrete pad?

You can secure an air condenser to a concrete pad with a hammer drill and specialized concrete anchors that feature sleeves located at their lower ends. Once inserted inside a hole, the sleeves expand to secure the air condenser in place. Wear a dust mask to prevent concrete dust inhalation.

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 do you level the ground for an 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 should I put under my air conditioner?



Composite. Composite pads typically use recycled plastic or rubber and are well-suited towards smaller, lighter air conditioners. Don’t let their softer nature fool you, though; recycled AC pads can last just as long as their concrete counterparts, provided you have them installed correctly.

What happens if your AC unit 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.

Does an AC condenser need to be level?

Refrigerant needs to flow through the coils evenly without too much interference from the slope of the unit. A level concrete slab with rubber pads between the unit and the concrete is what the manufacturers recommend. “Mostly level” is probably okay for a residential unit.

Where should AC be placed?



In ideal situations the air conditioner should be installed on the north or east side of you home, so that your home can naturally shade your air conditioning unit from the sun during the hottest part of the day. The next-best option is under the shade of a tree, preferably one which drop little debris.

Where should an outdoor condensing unit not be located?

The condenser should always go outside of your home and not in an attic, basement, garage, or crawl space.

Should my AC be tilted?

Many window units require a very slight tilt away from the building to keep condensation in the drip pan outside the room, rather than puddling down the wall inside your home. Typically, the tilt shouldn’t be more than one-half of an inch, but check the installation guide for the manufacturer’s recommendation.

Should I drill a hole in my air conditioner?

Don’t drill a hole, you could puncture the coils. Modern window AC units are designed to slap the standing water onto the coils to enhance cooling/evaporation.

Should I drill a drain hole in my window AC?



DO NOT drain a hole in the unit. Doing so will void your warranty. In instances where there is an excess amount of condensation there is a ¾in opening near the rear of the unit where the water would drain from. The fan is designed to sling water onto the coils to maintain a cool temperature, hence the splashing.