2023

1% ROOM FOR ERRORS. Code is 2021 IECC with Massachusetts amendments. “Tolerances for mistakes” HAVE SHRUNK SIGNIFICANTLY especially on major choices such as windows, HVAC and hot water equipment and insulation quality and R values are approximately 1%.

  1. WATER HEATERS REPLACED YTD - 10

  2. FURNACES REPLACED YTD - 1

  3. FAILED BLOWER DOOR TESTS - many

  4. MISSING ERV’S - 10 (had to be installed, delayed closing)

2022

Code was 2018 IECC with Massachusetts amendments. “Tolerances for mistakes”, including major choices on windows, HVAC and hot water equipment was approximately 15%. Older permits (issued in 2022) are coming to completion.

2021

Code was 2018 IECC with Massachusetts amendments. “Tolerances for mistakes”, including major choices on windows, HVAC and hot water equipment was approximately 15%. Most older permits are completed.