Passive House SB9 & ADUs in CA's Milder Climates. Christian Kienapfel, architect and Certfied Passive House Design presented during the Passive House California Community meeting a single-family home per SB9 and an ADU in Los Angeles.

Two ADUs designed by PARAVANT Architects and built to Passive House standards exemplify how evolving policies, and tastes, are reshaping the urban landscape of Los Angeles. Read the article written by Mary James on the Passive House Accelerator.

Passive LA House second floor structural steel installation is progressing. See yourself in the video.

It was time for a major spring cleaning of the HRV (heat recovery ventilation) whole house continuous fresh air ventilation system. All filters were replaced and the heat exchanger core got a bath. Now the system is ready to tackle all the pollens in the air to help the ones with allergies breathe easy.

In 2021, Governor Newsom signed into law Senate Bill 9 (SB9) to further address California’s housing shortage. SB9 went into effect January 1, 2022. This law establishes a streamlined process to develop two primary residential dwelling units on one eligible single-family zoned parcel, and to split one eligible single-family zoned parcel into two separate parcels of approximately equal size. SB9 also provides more flexible property setbacks and parking standards and extends subdivision approval expirations for eligible parcels

Fresh Air System with Heat Recovery Ventilation (HRV). It is time to change the filters MERV-13 filter at the Comfoair and at the returns.

Cleaning of photovoltaic panels at Passive House Los Angeles (PHLA+)