The EcoFlex 90+ system packaged fan-powered flue-gas economizer can be installed in any part of a chimney horizontally or vertically. It can be used in conjunction with any gas-fired heating appliance and is suitable for use with draft-hood-and draft-diverter-equipped heating appliances. It allows multiple boilers to share a single economizer. —Enervex Inc.
AHR Booth 279
- HPAC Engineering's blog
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- Condensing Hot-Water Boiler
- Remote monitoring service





