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The Daikin ATMOSPHERA single zone system is Daikin’s first ductless system to use R-32 refrigerant. As the only manufacturer of both HVACR equipment and refrigerants, Daikin’s dedication to next-generation solutions encompasses design, technology, comfort, and performance while also taking environmental impact into consideration with R-32, a refrigerant with lower Global Warming Potential than R-410A. Daikin ATMOSPHERA is ideal for spot cooling and heating needs in residential and commercial spaces that require heating and cooling, even in extreme ambient temperatures. In addition, Daikin ATMOSPHERA is an effective source of heat for replacement of old, inefficient furnaces or boiler systems. New CLEAN...

At D Air Conditioning, we install thousands of the ductless mini split products for our customers in California. We have worked with and continue to work with all of the top brands on the market. In this blog post, we will rank the top 10 ductless mini brands in the United States. The criteria for this ranking are: 1) quality of products, 2) features and range of products, 3) customer feedback, 4) durability and reliability, 5) quality of distributor network, 6) quality of installer network. We are looking at these brands not only on the quality of their products, but...

In this blog post, we will go over the trouble shooting procedure for the ductless mini split. If you are experience problems with your mini split system, please follow the steps below to diagnose your situation. The most common problems with a mini split are: 1) Filter. The filter needs to be cleaned regularly. A dirty filter will impede air flow and stop the system from delivering cool or warm air. 2) Remote control. The battery needs to be changed after a couple of years. You need to make sure that you are setting the unit in the right mode and...

  We will go over two common designs for ADUs and go over the different options that you have for HVAC. We will start with two preapproved ADU plans from San Diego County. Since most ADUs are around 800 square feet, your ADU may be very similar to these designs. We will look at the general layout, options, and our rationale for the different options. You should be able to use our process for determining the right HVAC system for your ADU. For most ADUs, we will be using ductless mini splits. We don’t recommend a traditional central air conditioner...

At D-Air Conditioning Co. we have installed thousands of ductless mini splits for our happy customers in California. After installing so many units and having worked with all the top brands on the market, we have selected the top 3 high wall multizone ductless mini split systems.  Our selection criteria are based on several factors including: 1) reliability, 2) features, 3) aesthetics, and 4) customer feedback. #1 Mitsubishi MSZ-FS It is no surprise that the Mitsubishi MSZ-FS takes the top spot on our list. This stylish, reliable mini split packs a big punch in terms of features. The system is...