
Exceptional HVAC Service for over 45 years
Custom Air Systems, Inc. has been serving the residents of Fairfield County for over 45 years . Contact us for your heating and cooling needs.
Read our customer reviews

Heating
If it heats — we work on it. Call us for a FREE estimate. We install and repair all heating systems.

Maintenance program
Ensure your heater and air conditioning unit work all year round. Sign up for our maintenance program.

Contact us
We offer 24 hour emergency service so don't wait until the office opens. Call now and we'll fix it.

Custom Air Systems did a professional job. The price was great the install was clean and done in a timely manner. Lennox was a great choice for the budget I was working with. I couldn't be more happy.