Don't Freeze!

Don't Freeze!

Preventive maintenance


A preventive maintenance plan you will bring your gas furnace or boiler to top performance this heating season. Learn more...

Furnace Installs

Furnace Installs

Get your savings forecast!


Fall Promo Coming SOON!

Contact us for more information.

Welcome to First Class Elite Mechanical- serving southern NH from Nashua area to Hampton Beach to Boston Ma. Offering unbeatable, high- quality heating and air conditioning system designs- installations- repairs.

We are a 3rd generation HVAC company with over 90 years of experience. We're large enough to serve you, but small enough to care.

We invite you to contact us to provide a fair priced quote. New Hampshire's only American Standard Customer Care dealer. We follow the best methods of installing your heating system.


Control your temperature remotely from your cell phone, tablet or home computer. Watch your energy savings and keep up with your system maintenance from... well, anywhere!

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