Trust Forge to handle it all: design, install, rebates, and service
Get help with instant rebates and 0% financing, with the paperwork done for you
Get extra peace of mind with our extended warranty options
Carlisle’s Building Department requires a building permit and separate electrical permit for heat pump installation. Adherence to the stretch energy code is enforced for new builds and major renos due to Carlisle’s Green Community status.
Carlisle’s residential lots are large, so meeting side/rear setbacks is straightforward. The local historical commission might review installations near the Town Common. No specific HVAC noise limit beyond nuisance guidelines.
Mass Save rebates for qualifying heat pump installations: up to $8,500 for systems installed in 2026, and up to $7,500 for systems installed from January 1, 2027. 0% HEAT Loan financing through Mass Save for eligible homeowners.

At Forge, we are experts in heat pumps. We help with everything from answering your questions to installing your system. Because we focus only on heat pumps, we deliver the best service to homeowners across Massachusetts, making it easy and rewarding to upgrade your HVAC system. We promise:
A customer-first approach
Expert knowledge
Clear communication
A stress-free process
Your rebate application done for you
A Massachusetts-based company that knows local HVAC codes and incentives


A heat pump is a great choice if you want to:
Stay comfortable all year with one system for heating and cooling.
Save money on energy bills, especially if you're switching from oil.
Replace your old system for heating or cooling with the latest technology.
Help the environment by running on electricity instead of oil, propane or gas.
Make the most of your solar panels by using them to power your HVAC.

