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2016 CALIFORNIA mechanical CODE CHANGE SUMMARY 

The following changes are not inclusive of all code changes.  They are a brief summary of changes that may have a significant impact on your project.

PART 4

Section

Notes

304.2

Equipment on roof requires a 30" x 30" platform if roof slope is 4:12 or greater.

310.2

Four options for condensate overflow control: water level detection (kill switch), additional pan with drain, additional drain above primary drain opening, additional pan with water level detection.

504.4

Clothes dryer exhaust ducts - Male end of duct shall be installed in the direction of flow.

508.10.3

Type I hoods shall bear a label indicating the exhaust flow rate in CFM per lineal foot.

510.5.6

Type I ducts shall be tested for leakage in accordance with ASHRAE 154 using light or water pressure test.