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  • MA - Stretch Energy Code 2023 for Commercial Buildings: Targeted Performance/Relative Performance Compliance Paths (Part 2)

    TEDI and Relative compliance pathways

  • Mass Save | Variable Refrigerant Flow Systems

    VRFs consist of an outdoor unit connected to multiple indoor units via refrigerant piping to provide cooling and heating to individual zones or rooms in a building.

  • Mass Save | Compressed Air Systems

    Compressed air is one of the least efficient and most expensive energy sources in the industry. Businesses can reduce energy costs by installing new, energy-efficient air compressors, nozzles, low-pressure drop filters, zero-loss condensate drains, and more.

  • MA- Energy Modeling for Commercial Compliance Pathways (Parts 1- 4)

    Understand the modeling requirements associated with the Targeted Performance Path and the Relative Performance Path for MA Commercial Stretch Energy Code compliance. Comprehend the modeling requirements for special cases including core-and-shell projects and first-time tenant fit outs. Develop a high-level, basic understanding of MA Stretch 2023 mandatory requirements and the types of 90.1 mandatory requirements that projects are required to comply with. Understand how to use energy modeling results to extract the information needed to demonstrate compliance with the Targeted Performance Path. Learn to establish model inputs for specific systems and components. For example, OA CFM rates for the Targeted Performance Path. Articulate energy modeling requirements of the Relative Performance Path that deviate from the ASHRAE 90.1 Performance Rating Method. List the documentation that must be submitted to code officials for projects following performance paths of compliance.

  • MA- Energy Modeling for Commercial Compliance Pathways (Parts 1- 4)

    Understand the modeling requirements associated with the Targeted Performance Path and the Relative Performance Path for MA Commercial Stretch Energy Code compliance. Comprehend the modeling requirements for special cases including core-and-shell projects and first-time tenant fit outs. Develop a high-level, basic understanding of MA Stretch 2023 mandatory requirements and the types of 90.1 mandatory requirements that projects are required to comply with. Understand how to use energy modeling results to extract the information needed to demonstrate compliance with the Targeted Performance Path. Learn to establish model inputs for specific systems and components. For example, OA CFM rates for the Targeted Performance Path. Articulate energy modeling requirements of the Relative Performance Path that deviate from the ASHRAE 90.1 Performance Rating Method. List the documentation that must be submitted to code officials for projects following performance paths of compliance.

  • Mass Save | Renovations & Additions Interest Form

    If you are planning a renovation and/or addition of your home, complete the interest form below and a program representative will contact you by email or phone within 5 business days.

  • The Engineers Perspective on the Passive House Process

    A panel of experienced MEP engineers will discuss heating, cooling, ventilation, and domestic hot water systems focusing on lessons learned from their experience on Passive House certified projects.

  • Contact Us | Contact Mass Save® | Mass Save

    Mass Save® is a collaborative of Massachusetts’ electric and natural gas utilities and energy efficiency service providers including Berkshire Gas, Cape Light Compact, Eversource, Liberty, National Grid, and Unitil. We empower residents, businesses, and communities to make energy efficient upgrades by offering a wide range of services, rebates, incentives, trainings, and information.

  • Mass Save Supplier Diversity Summit

    Minority and women-owned businesses have a unique, in-person opportunity to engage with the Sponsors of Mass Save, network with your peers, and gain valuable information and resources.

  • 2023 Mass Save® Heating & Cooling Virtual Contractor Kickoff

    The conference will include information about upcoming program offerings for residential and commercial customers. There will be a live webinar kickoff on 10/17. After the kickoff, participants have until 11/10 to earn raffle tickets by completing online courses.