2021 WSEC-R Code Changes and HVAC Strategies
In this webinar, Greg Davenport from Mitsubishi Electric Trane HVAC will cover the major changes in WSEC 2021 R with a focus on HVAC and mechanical systems, as well as a brief discussion covering WSEC 2018 code credit options for townhomes. Some of the important items we will address are:
- Heat pump requirements for space conditioning
- Heat pump requirements for hot water
- HSPF 2 transition and how it affects WSEC 2021 R
- New cold climate heat pump requirements for heat pump energy credits
- Fuel Normalization options for heat pumps with and without supplemental heat
- R2 Multi-family classification change
- Exterior continuous insulation vs UA trade off calculation
- Changes in ventilation energy credit options
- New compact water design energy credit
- Changes in appliance and solar energy credit options
- 45L tax credits under IRA
Disclaimer: This webinar was recorded prior to the proposed changes to the fuel normalization, space heating and water heating energy efficiency credits discussed at the June 21st, 2023 meeting of the WA-SBCC Energy Code TAG. Viewers are encouraged to consult with state and local building and code officials and review the Washington State Building Code Council’s Washington State Energy Code 2021. All draft language and WSEC updates can be found here: https://www.sbcc.wa.gov/2021-code-ado....
About the Speaker: Greg Davenport, Mitsubishi Electric Trane HVAC US LLC
Greg Davenport graduated from the University of Puget Sound and lives in the Seattle Washington area. 2007-2013 worked for Applied Proactive Technologies (acquired by Clearesult) in the Northwest Washington region on a Joint Utility ENERGY STAR Lighting program that targeted the single and multi-family residential markets. In early 2014 joined Clearesult and worked on a NEEA High Performance Home Specification pilot program. This program was designed to help builders embrace net zero ready building practices. In 2015 went to Asia with his partner who was teaching on a Fulbright post in Tokyo. In Nepal when the 2015 earthquake happened. Stayed in Nepal to do volunteer service work after the earthquake and ended up working on a non-profit contract project until early 2016. In 2016 joined the Performance Construction Team at Mitsubishi Electric. The Mitsubishi Performance Construction Team helps promote energy efficient VCHP systems to the high performance residential construction market around the country. Greg works with high performance builders and the HVAC industry in the Pacific Northwest.