Install two mitsubishi sez model ducted minisplits in the attic.
Ductless ac for attic space.
Ductless mini split air conditioners work similar to conventional air duct systems but there are a few main differences.
The condenser which is also known as the compressor is an outdoor unit.
Putting your ductless mini split condenser in your attic is not recommended.
For retrofits ductless heat pumps are an obvious option.
Ductless heating and cooling units known as ductless mini split air conditioners.
Both the units are connected with each other through a small pipe bundle consisting of piping for the refrigerant condensed water and also a power cable.
An hvac contractor has taken a look at the house and has a recommendation inverter explains in this q a post.
To explain why let s talk a bit about what the mini split condenser is and how it works.
In a standard air conditioning system the indoor unit is typically located in your attic or in a closet.
The capacity of ductless systems ranges from 3 4 to 4 tons.
In the parlance of air conditioning a ton is not a measure of weight.
If you have an older home installing whole home air conditioning may not be possible due to lack of space for ductwork.
It s a measure of cooling capacity.
The attic at inverter s house is unconditioned.
But as has long been attested by many homeowners the most recognizable challenges that hinder the full maximization of this space is air conditioning.
Fortunately there s a popular flexible solution.
One ton of cooling extracts 12 000 btus per hour from a space.
Traditional central air conditioning is not always the best fit for every home.
Attic spaces are notoriously hard to heat and cool.
Ductless mini split air conditioners consist of the indoor unit being mounted high up on the wall while the outdoor unit is placed outside either on the ground or on a stand attached to the wall.
That s enough heat to melt 1 ton of ice within 24 hours hence the connection between weight and comfort.
Somerville home gets mitsubishi ductless ac for attic comfort homes built in the 1800 s like this one in somerville were built long before central air conditioning.
One will cool the master bedroom the other will cool the two bedrooms where inverter s children sleep.
Our homeowners wanted to convert their attic space into a usable space that is as comfortable as the rest of the house.