Replace your HVAC, get up to a $10k rebate.

Whether your HVAC is beyond repair or you’re looking to upgrade, we’ll make sure your home’s warm and your budget’s comfortable - plus a $10k rebate courtesy of Mass Save.


Schedule a call to get your quote

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We guarantee the lowest price

We charge up to $4,000 less than other contractors in your area and we do it without sacrificing quality.

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Our savings are your savings

We save money by ordering products and materials in bulk, and we pass those savings on to you.

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No crazy mark-ups

We never mark up the cost of parts and equipment. With Tetra, you pay the same price as we do.

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Huge upfront discounts

We secure manufacturer rebates on your behalf and give you those savings as an upfront discount.

No surprises

The price we quote is the price you’ll pay. We never surprise customers with hidden charges later in the process.

Don't just take our word for it

We’ve replaced units for more than 5,000 homeowners and they're raving about us!

From removing the old system to installing a new Lennox, the entire process was easy and saved me thousands of dollars.
Steve C.
Waltham, MA
I was skeptical at first when I saw the price, but there were no catches at all. Very high quality work and excellent customer service.
Hillary K.
Brockton, MA
The crew was very respectful and did high-quality work during the gas boiler job. They left my house spotless, too.
Phil N.
Cambridge, MA