Durability and exclusive energy saving features. Designed as an optimal replacement boiler for millions of homes with existing chimneys, the ES2 is one of the only Energy Star certified boilers in its class. Achieving the 85% AFUE Energy Star rating qualifies the ES2 for applicable tax credits and rebates from federal, state and local programs from your local utility company. (Check for availability). At the heart of the ES2 is one of the most advanced cast iron heat exchangers in the industry, and a well-insulated heavy-duty steel base for longevity. The IQ Boiler Control System allows the ES2 to be easily equipped with an optional energy saving control package that can achieve up to a 15% reduction in fuel consumption according to most studies.
- Exclusive IQ control system platform
- Time proven cast iron design for durability and reliability
- Energy star certified - efficiency tax credits/rebates may apply
- Designed for homes with existing chimneys