Green Business

Green Seal Standards

Our sustainability standards for products, services, and companies are based on life-cycle research, and are developed in an open, transparent, and stakeholder-involved process. Green Seal standards provide criteria and guidelines for manufacturers, service providers, and companies to work toward sustainability and Green Seal certification. Green Seal has 33 issued standards that cover 400 product and service categories.

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Building & Construction Products

GS-31 Electric Chillers

The Green Seal Standard for Electric Chillers, GS-31, establishes environmental requirements for 60 Hz, 3-phase, electric motor driven, vapor compression-type water-chilling packages or systems of 150 tons up to 2,000 tons in rated cooling capacity.

The standard includes product performance requirements and environmental and health requirements such as energy efficiency, low refrigerant emissions, and low ozone depleting refrigerants. The standard can serve as a tool to help companies begin to take action to improve their products and is available for Green Seal certification.