Do mini splits get mold?

Having mold in your ductless mini split unit is a disgusting problem, and unfortunately, a rather common one. Ductless Mini Split systems can be filled with dirt, debris, and mold if they are not properly maintained. Left ignored, the inside of your ductless mini split could become a home for mold and mildew.
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Are mini splits prone to mold?

I consulted with one of the top mold inspectors in the country, and he told me to steer clear of mini splits because in his experience they frequently become infested with mold and are very cumbersome to clean.
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How do I get rid of mold in my split air conditioner?

Fill a plastic bucket with a few gallons of hot water and about 1/2 cup of household bleach. Saturate a scrubbing sponge in the bleach solution and use it to wipe the inside surfaces of the AC unit, removing all traces of visible mold. The bleach will kill residual mold spores.
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Do mini splits need to be cleaned?

Because of the unique filtration aspects of a mini-split, the air filter needs to be cleaned regularly. Most manufacturers recommend cleaning the air filter of a mini-split every two weeks. Since some units will not be used as frequently as others, their filter may not need to be cleaned as often.
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What are the disadvantages of a mini split?

The primary disadvantage of mini-splits is their cost. Such systems cost about $1,500 to $2,000 per ton (12,000 Btu per hour) of cooling capacity. This is about 30% more than central systems (not including ductwork) and may cost twice as much as window units of similar capacity.
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Clean Your Ductless Mini-Split! NOT Maintenance-Free!



What is the life expectancy of a mini split?

Ductless mini-splits – Like heat pumps, ductless mini-splits can provide both heating and cooling, with a typical life span of 10 to 30 years, except in coastal areas.
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Should I run my mini split 24 7?

Let your system run continuously.

A mini-split system uses less energy and keeps temperatures most consistent when it runs continuously, as in, 24/7.
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Why does my mini split smell musty?

Musty or Moldy Smell

A mini-split AC musty smell is most often a telltale sign of mold growth. You may describe it as stale or similar to dirty socks. Mold and mildew are problematic for mini-split systems, and professional cleaning is often required.
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How much does it cost to have a mini split clean?

Mini Split Maintenance Cost

Maintenance costs of mini-split systems, also known as ductless systems, can be more expensive, running between $200 and $400 per year. If you opt for just one check, the price will be closer to the lower end of the range, while two checks a year will be towards the higher end of the range.
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How often should mini split be deep cleaned?

A mini-split HVAC system consists of two primary components: an interior unit and an outdoor unit. You should clean both units periodically in order to avoid the negative repercussions we discussed above. Generally, you should clean mini-split units once every four to six weeks for optimal results.
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Can mold in your air conditioner make you sick?

Mold can grow virtually anywhere in your home, and regardless of location, exposure can lead to health problems. However, mold located in air conditioning units spreads spores out into the air throughout the house, which makes it especially dangerous and especially likely to cause sickness.
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Is the black stuff in my AC mold?

The black dust on your AC vents could be mold. Mold is commonly found in AC systems, particularly in the indoor AC unit. The indoor unit is naturally a damp, dark place, which makes it easy for mold to grow there.
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Do you need a dehumidifier with a mini split?

Mini-split systems are capable of drying some of the added moisture during warmer months. Unfortunately, they are not designed to dehumidify in cold weather and will not pull moisture in the winter months. Dehumidification should run independently of cooling systems to ensure proper moisture removal.
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Do you need a dehumidifier if you have a mini split?

According to the Environmental Protection Agency, regardless of whether you have a typical HVAC system or a mini split, you need a supplemental dehumidifier to reduce enough moisture to prevent mold. What is this? The relative humidity of a home should be kept below 60% at all times to prevent mold.
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Do mini splits add humidity?

In this mode, the fans within the ductless mini split system run at a lower speed so air doesn't travel across the coil as quickly. This increases the amount of moisture that can be sucked up from the humid air, making your home a comfier place to be.
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Are mini splits worth the money?

When you consider everything you get in return, ductless mini splits are definitely worth the cost. Not only do you save money upfront, but you do so over the long run as well. If you have questions about the cost of installing a ductless mini split AC system in your home, contact us to schedule a free consultation.
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Do mini splits use a lot of electricity?

Mini-splits typically consume far less electricity than central AC and heating systems, making them an energy-efficient alternative. Most of them consume about 600 watts per hour. However, energy consumption varies depending on use, temperature settings, and the unit condition.
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How often do mini splits Need freon?

The refrigerant in your HVAC system should last as long as the unit itself, or about 15 years. However, if your unit has a leak, an HVAC professional may need to add refrigerant to your mini-split after repairs have been completed.
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How do I get rid of the smell in my split air conditioner?

Blow compressed air from a distance to ensure that internal components do not get damaged. Use a brush or a smaller piece of cloth to clean the finer dust particles in the front and rear of the unit. Clean the vent and the duct carefully with some cleaning solution and then clear out the cleaning solution with water.
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How do I get the musty smell out of my air conditioner?

Fill a spray bottle approximately ¼ full of bleach and fill the rest with water. Spray directly into the area where the cool air blows out of the air conditioner. Saturate this area. Be sure to get plenty of the solution into the blower fan while turning it slowly.
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Should I cover my mini split in winter?

Elevate the Outdoor Unit

Installing a cover over a mini-split system may prevent snow from falling on top of it, but the system may still be exposed to ground snow. If ground snow gets too high, the exterior unit of the mini-split may suck in the snow.
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Should I turn my mini split off in winter?

Keeping Your Mini Split Working Through the Winter

Temperature extremes inhibit a mini split system's ability to function effectively. Extremely high and low outdoor temperatures make it difficult for an air conditioner to eject or absorb heat, resulting in a decline in both performance and efficiency.
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Should I turn my mini split down at night?

You don't necessarily have to turn down your mini-split system at night, as these units operate fairly efficiently. Though you can turn the temperature down at night and back up again in the morning if you prefer. But this will likely only have a negligible effect on how efficiently the unit operates overall.
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