Get $12,000 off a high efficiency heat pump and save on utility bills

Take advantage of huge incentives from Mass Save® and the Inflation Reduction Act. Replace your old heating and cooling system today!

heat pump wall unit

Ductless heat pump

Price Before Rebates
Mass Save Rebate
- $10,000
Inflation Reduction Act Rebate
- $2,000
Price After Rebates
With financing
*Based on using the Mass Save HEAT Loan at 0% interest for 7 years.


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How much can you save?

Most homeowners are eligible for $12k-$20k to upgrade to a heat pump. But with so much money on the line, the stakes are high.

We make sure you get every dollar you are owed.

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

Your purchase is completely covered by us

What is

Fully Covered™

by Tetra?

Upgrading your heating & cooling system is a major investment. We take that seriously. By only using the best equipment and highest quality contractors we can guarantee the system will just work for the next 10 years.

Instead of fussing around with what’s covered, what’s not, what does a visit cost – we’re gonna save you the headache.

We’re gonna take care of your system for you.
We’re gonna cover everything for 10 years.
And it’s not gonna cost you a penny extra.

No guessing, no ghosting, no annual payment plans, and no upselling during visits. We believe in the equipment we’re selling and our incredible install partners so much, we’re willing to eat the cost if anything goes wrong.

No nonsense. Just great equipment that we’ll keep in tip-top shape. That’s Fully Covered️ by Tetra.

Find the right Fully Covered️™ by Tetra equipment for your home
Get Started
Compare the cost of a Fully Covered™ by Tetra system vs other national service companies
Fully Covered™️ by Tetra
The other guys

10 years of guaranteed performance
1 year, labor only If something breaks, you foot the bill to fix the parts.
All included, tune-ups, repairs, everything
Something happens on day 366, that’s on you
We’ll know if there’s an issue before you do
Tune-ups included
$100-$200 just to take a look
$0 extra