Gas Heating & Water Heating
Saving energy and money is always important. Upgrading to new, high-efficiency gas heating equipment can help you do both. Discover our exclusive rebates for National Grid customers on gas heating and water heating equipment that save energy without sacrificing performance.
High efficiency furnaces can use less fuel to produce the same amount of heat, resulting in lower energy consumption and reduced costs.
Often referred to as a combi boiler, this highly efficient heating system provides both hot water and space heating from a single unit.
A condensing boiler recovers and reuses heat from combustion gases, reducing fuel consumption and increasing efficiency.
This equipment saves energy by circulating water from the main boiler through a heat exchanger in a storage tank, reducing usage.
Ensure the health of your gas furnace or boiler with a tune-up to optimize performance, improve efficiency, and prevent potential issues.
This device automatically controls the boiler water temperature based on outdoor weather so the heating system runs efficiently.
This smart device adapts to your preferences and optimizes heating & cooling efficiency, providing personalized comfort & savings.
ERVs & HRVs improve indoor air quality, save energy, and defend against allergens by replacing stale indoor air with fresh air.
Explore more ways to save with discounted prices on select energy-saving products at a Home Depot or Lowe's store near you.
Get in-store* discounted prices on select equipment, including faucet aerators, pipe insulation and batt insulation at a Home Depot near you.
Get in-store* discounted prices on select equipment, including pipe and batt insulation, kitchen faucets, faucet aerators, and showerheads at a Lowe’s near you.
Check your equipment’s average life span to see if it may be overdue for an upgrade
To see if now is a good time to upgrade your system, check the average lifespan of your current heating system in the chart below. On average, most heating systems last between 15 and 35 years depending on the type.
Use this chart to see if you should upgrade your water heater, furnace, or boiler to a high-efficiency model.
| Type of Equipment | Average Effective Unit Life Span (Years) |
|---|---|
| Water Heater | 10-15 |
| Combination Boiler-Furnace | 20 |
| Furnace (Gas) | 22 |
| Steam Boiler (Steel Fire Tube) | 25 |
| Steam Boiler (Cast Iron or Steel Water Tube) | 30 |
| Hot Water Boiler | 35 |
Rebates are available for equipment installations completed between 1/1/2025 and 10/31/2025. Applications must be submitted online within 60 days of equipment installation.