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• Residential (R2.3) 2023 Massachusetts Existing Buildings Alterations

  This module covers Existing Building Alterations to buildings 1000 sqft and under, and 1000sft and over, Stretch Code Introduction & Updates and HERS Permit & CO Requirements, repairs and Solar Ready.

• Stretch Code for HERS Raters

  The Massachusetts stretch code and HERS raters.

• 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.

• Saving energy pays off–Mass Save® Sponsors earn 2021 ENERGY STAR® Partner of the Year

  April 13, 2021

  The Sponsors of Mass Save® are proud and honored to have received the ENERGY STAR® Partner of the Year—Sustained Excellence Award from the U.S. Environmental Protection Agency and the U.S. Department of Energy for 2021! 

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  Cape Air and Provincetown Airport Make Energy Efficient Upgrades - and Savings - a Reality

  May 11, 2021

  Cape Air, an employee-owned company based in Hyannis, Massachusetts, has grown from three flights a day between Provincetown and Boston in 1989 to 400 flights a day in 2021.

• Mass Save | Energy Recovery Ventilators
• Mass Save | Location Map for Cold Storage Distributors

  Enter your information to find participating cold storage distributors near you.

• Mass Save | Location Map for Lighting Distributors

  Enter your information to find participating lighting distributors near you.

• Mass Save | Location Map for Pool Heaters

  Enter your information to find participating pool heater distributors near you.

• Mass Save | Location Map for Laundry Equipment Distributors

  Enter your information to find participating laundry equipment distributors near you.