Another common issue with air conditioning systems is when evaporator coils freeze, which is the result of too much moisture in the air conditioning unit. The reason why this is happening can vary, although the most common culprits are: Double Hose Air Conditioners: These ones are more expensive than single hoses are less energy efficient than the singles, and also need two tubes to pass through the window. The performance of these air conditioners is suitable even for medium-sized rooms, and are excellent for small studios and parlours. This air conditioner must be stored and transported in an upright position or damage to the compressor may occur. If in any doubt, wait at least 24 hours between installing and using the unit.

Air conditioners are known to have a nearly instant effect once the unit is turned on. Most smart air conditioning devices today can assess the ambient temperature of the room and make adjustments accordingly.You're likely opting for a portable air con unit because you would like it to be... portable! However, in reality, even the best portable air conditioners are both bulky and heavy, weighing from 20kgs for a smaller 'lightweight' air conditioner to 30kgs+ for more powerful units. If you are concerned about the noise, it is recommended to buy a unit with special features such as a sleep mode, multiple fan speeds and a programmable timer. Also take a look at the dB rating of the air-conditioner at different fan speeds. You can then use this dB rating to compare it to other indoor appliances. A typical refrigerator produces around 50 dB whereas casual conversation in a restaurant has a noise level of around 60 dB whereas your dishwasher produces around 70 dB. Most portable units available these days have noise levels range from 48 dB to 60 dB. Dimensions This small portable air conditioner is ideal for rooms up to 20m². Expertly combining efficiency, power and style, this appliance offers individual fans, cooling and dehumidifying modes to create the perfect environment in your home during the hot months. It also offers some good functionality, including air con, heater, and dehumidify functions that enable year-round use, plus a timer, 'night' mode, remote control, and WiFi connectivity. That said, it's important to buy the best portable air conditioner for your room size, otherwise your unit will be working overtime to try and cool a too-large space.

Place your air conditioner near a window: Regardless of the type of unit you select, reducing the hot air expulsion time helps the machine perform efficiently. Air conditioners are designed to drain the water they collect. In fact, seeing a puddle by the air conditioner’s primary drain is the most common reason you might believe it is “leaking.” However, this is not only normal, but actually a sign that your air conditioner is working. You want to see water near the condenser or coming out of the primary drain outside. The more humid the weather has been, the more water you’ll see. You may be surprised to learn that a typical system discharges between 5 and 20 gallons each day. So, you’ll typically see signs of dampness where this water comes out of your drain pipe. As long as this water is not draining indoors, you don’t have to worry about it. There's no denying portable air con units are expensive, so if affordability is key then this Pro Breeze 9000 BTU 4-in-1 Portable Air Conditioner is certainly a winner on price.You might also want to consider whether you want your portable air conditioner to come with a timer, remote control, or WiFi connectivity. Some air conditioners have inbuilt carbon filters to automatically produce clean and healthy air for your family. The cooled air is purified with the help of activated carbon filters. These filters are excellent for fighting germs and bacteria and help keep the immune system high. They are also highly effective at removing odours from the air since they are electrostatic filters.