News & Events

MA Eases ERR Requirements in Commercial Stretch Energy Code

MA Eases ERR Requirements in Commercial Stretch Energy Code

April 28, 2025

The most recent changes to the Massachusetts stretch energy code, 225 CMR 23 C403.7.4, the requirements on ERR and SERR have been eased: Enthalpy Recovery Ratio...

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Greenheck Re-Introduces Air Source Heat Pump (ASHP) Option on DOAS Units

Greenheck Re-Introduces Air Source Heat Pump (ASHP) Option on DOAS Units

July 9, 2024

Greenheck has updated their Air-Source Heat Pump (ASHP) offering available on their 5-30 ton Dedicated Outdoor Air System (DOAS) units model RV, RVE, and RVC. T...

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Systemair Geniox+ DOAS Unit Delivers Seamless Integration with third party VRF coils and Controls

Systemair Geniox+ DOAS Unit Delivers Seamless Integration with third party VRF coils and Controls

October 16, 2023

Ideal for Passive House Projects The Systemair Geniox+ is a fully customizable, high-quality, modular air handling unit that can fully integrate with third-part...

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