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Lower Rebates. Same Savings.

When rebates changed, SumZero stepped in — so homeowners didn’t have to.

How does SumZero help with the 2026 Mass Save rebate changes?

Mass Save® heat pump rebates changed for 2026, lowering the maximum incentive. SumZero covers the rebate difference and applies the rebate instantly, so homeowners pay less upfront and don’t wait 6–12 weeks for a Mass Save check. This limited-time offer applies to proposals accepted by January 31, 2026.

Key Facts

  • Program: Mass Save® Air Source Heat Pump Rebates
  • Change Effective: 2026 rebate structure
  • What Changed: Maximum rebate reduced from $10,000 to $8,500
  • SumZero Response: Covers the rebate difference for a limited time
  • Instant Rebate: Rebate amount applied upfront — no 6–12 week waiting period
  • Paperwork: Fully handled by SumZero through a concierge process
  • Deadline: Proposals must be accepted by January 31, 2026

Who This Is For

This offer is designed for Massachusetts homeowners who:

  • Homeowners who missed the Federal 25C tax credit (expired December 2025)
  • Homeowners who chose not to use full Mass Save rebates in previous years
  • Anyone looking for a second chance to upgrade to heat pumps
  • Homeowners who want 0% financing for up to 84 months
  • Those who want to invest less upfront using instant rebates
  • Anyone who prefers to keep more money in their pocket

Have Questions? That’s Exactly Why This Page Exists.

Rebate programs change. Financing options vary. Every home is different.
This page gives you the big picture, but it’s not meant to answer everything.

That’s where we come in.

If anything here raises a question — timing, eligibility, rebates, financing, or next steps — reach out. Our customer support team will walk you through the details, explain the options clearly, and help you understand what applies to your situation.

No pressure. No sales tactics. Just clear answers.

More Than a Promotion — Understanding the Bigger Picture

Mass Save® heat pump rebates play an important role in making the transition to clean heating more accessible. They reduce upfront cost and help homeowners move forward with confidence.

But rebates are only one part of the decision.

A heat pump system is a long-term investment, designed to deliver comfort, efficiency, and reliability for many years.

Choosing the right system — and the right company to design and install it — matters just as much as the incentive itself.

Why Instant Rebates Matter

Traditional rebate programs often require homeowners to pay the full cost upfront and wait weeks or months for reimbursement.

Instant rebates change that experience.

By applying the rebate value upfront, homeowners can:

  • Invest less money out of pocket
  • Keep more cash available for other priorities
  • Move forward without financial uncertainty
  • Avoid delays and reimbursement paperwork

Instant rebates make the project simpler, clearer, and more predictable — especially when paired with proper guidance through the Mass Save process.

Making the Investment Easier — Without Compromising the System

Upgrading to a heat pump system is a meaningful investment, and it’s normal to think carefully about how that investment is made. When instant rebates are combined with the Mass Save® Heat Loan, the path forward becomes much more manageable.

Homeowners can take advantage of 0% financing, $0 down payment, and terms up to 84 months, allowing the system to be installed now while spreading the cost over time. With rebate amounts applied upfront, the financed balance is lower from day one — helping homeowners keep more money in their pocket.

0% financing is increasingly rare, and programs like this are designed to make long-term comfort improvements accessible without creating financial strain. For many homeowners, it’s a practical way to move forward while preserving flexibility.

Don’t Focus Only on Price — Focus on Who Is Installing It

Heat pumps are not “plug-and-play” equipment.

They are engineered comfort systems that must be properly designed for:

  • The home’s layout and usage
  • Heating and cooling demands
  • Existing systems and future plans
  • Comfort expectations, not just efficiency targets

A poorly designed system can lead to:

  • Uneven comfort
  • Higher operating costs
  • Noise issues
  • Premature wear
  • Ongoing service headaches

This is why installation expertise matters more than the brand on the box.

Why Design Comes First at SumZero

At SumZero, heat pump installations start with system design, not product selection.

Our team takes the time to:

  • Understand how the home is used
  • Evaluate comfort challenges room by room
  • Size and configure the system correctly
  • Balance performance, efficiency, and budget

We don’t push a single brand or a one-size-fits-all solution.
Instead, we present clear options, explain the tradeoffs, and help homeowners choose what makes the most sense for their needs.

No hidden details. No shortcuts. Just informed decisions.

A Long-Term Investment Deserves the Right Partner

A heat pump system is expected to perform reliably for many years. Comfort, efficiency, and peace of mind depend on how well it was designed and installed from day one.

That’s why homeowners choose SumZero — not for a promotion alone, but for:

  • Deep heat pump expertise
  • Thoughtful, custom system design
  • Clear guidance through Mass Save rebates
  • A focus on long-term comfort, not short-term wins

SumZero is built around knowledge, planning, and execution, not sales pressure.

Still Have Questions? Let’s Talk.

Every home is different. Every situation is unique.
If you’re unsure about rebates, instant incentives, system design, or next steps, reach out.

The form on this page connects you directly with our customer support team. We’ll answer questions, explain options, and help you understand what’s possible — with no pressure and no obligation.

Sometimes the smartest move is simply starting a conversation.

FAQ

How do the 2026 Mass Save® heat pump rebate changes affect me?

Mass Save® updated its heat pump rebate structure for 2026, reducing the maximum incentive. To help homeowners move forward with confidence, SumZero covers the rebate difference for a limited time and applies the rebate instantly, so savings are not lost and there is no waiting period for reimbursement.

What does “instant rebate” mean?

An instant rebate means the rebate value is applied upfront, reducing the project cost immediately instead of waiting 6–12 weeks for a Mass Save® reimbursement check. SumZero manages the full rebate process and paperwork, making the experience simpler and more predictable for homeowners.

Is financing required to move forward with a heat pump installation?

No. Financing is optional. However, homeowners may choose to combine instant rebates with the Mass Save® Heat Loan, which offers 0% interest, $0 down, and terms up to 84 months. This option allows homeowners to spread the investment over time while keeping more money available for other priorities.

Not Sure Where to Start? We’ve Got You Covered.

Explore all our heat pump solutions and find the right one for your home, comfort, and energy savings. Start your journey with confidence.

View All Heat Pump Options
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SumZero Energy Systems is a Mass Save®–approved Heat Pump Installer and Leader Certified Contractor. This limited-time promotion expires on January 31, 2026 and is only valid for proposals approved and accepted by that date. Heat pump rebates and the Mass Save® Heat Loan are subject to Mass Save® program requirements, including eligible equipment, proper installation, documentation approval, and lender qualification for financing. Instant rebates, when applicable, are applied at the time the final proposal is approved and reflected in the final estimate. SumZero Energy Systems reserves the right to decline or modify system design or instant rebate participation if home conditions, system requirements, or program eligibility criteria are not met. All incentives are subject to final approval and availability through the Mass Save® program.

Let’s Start With a Conversation

You don’t need to have all the answers. That’s what we’re here for.Ask a question, share a concern, or get clarity on next steps — we’ll guide you.

Contact Our Team