Call us at 781-831-1234 
if you have had a Mass Save 
Home Energy Assessment 
and need a contractor!
Give us a call today!

McMahon Insulation


McMahon Insulation is proud to recommend Mutual Bank for all of your HEAT loan needs!

Mutual Bank has partnered with Mass Save to offer homeowners an interest-free loan for projects like Central Air, Energy Star windows, and solar hot water. We've lowered the rate so you can lower your bills, save energy, and enjoy greater comfort in your home. 

Our 0% Residential HEAT Loans feature a ton of great benefits, including:

  • Borrow up to $25,000
  • Get a no-cost Mass Save Home Energy Assessment and find out what improvements will give you the biggest payback