Central Massachusetts
Many wood-frame triples still stand. They went up from 1890 to 1930 with steam or oil heat and no central ducts.
What this address can actually claim.
Book the visit before the first cold snap.
A dirty head loses capacity. Quote before a cover comes off.
Keep the system running well through the winter.
Ask for the warranty in writing. Labor coverage varies by installer. Ask your installer for their terms.
The rebate page lists the programs on file for this city. Ask the program or your installer to confirm eligibility.