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Call for initial inspection after HVAC is installed and ducts sealed and prior to drywall installation.

Commissioning report is required for all new non-residential projects of 10,000 square feet or more. The exceptions are warehouses, open parking garages and similar projects.

Ducts should be covered as soon as installed, and shall remain covered until the HVAC system is installed and ready to be turned on.

The manufacturer’s website will usually have this information readily available. Alternatively, the Cool Roof Rating Council (CCRC) provides a searchable public database for all products that have been tested by the organization.

CALGreen and Los Angeles Green Building Codes are available to view on our website. Purchase information can be found under LA City Code Amendments.

The report can be prepared by commissioning agents and any other trained personnel with experience on projects of comparable size and complexity.

Kitchen exhaust with intake from the kitchen ceiling register and bathroom exhaust can be combined using the same exhaust duct. Kitchen exhaust firm a kitchen hood shall be combined with bathroom exhaust.

Yes, but with conditions. Residential hoods may be installed in employee kitchen areas, community centers in residential buildings, churches and similar areas that are not designed for the selling of food to the public. The cooking equipment shall be of residential grade, and a modification shall be approved by Mechanical Plan Check before installation.

Yes, but with conditions. Contact Mechanical Plan Check for more information.

Plan check is required when the aggregate cooling or the heating in the building exceeds 500,000 BTU/hr.

A hood is not required for residential kitchens. However, it is required to provide kitchen ventilation for removing moisture.

No, plan check is not required for ductless window units.

Residential buildings up to 3 stories in height shall have filters with Minimum Efficiency Reporting Value (MERV) of 6. Residential buildings over 3 stories in height have no requirements for MERV values. All non-residential buildings shall have filters with a MERV rating of at least 8. All buildings residential and commercial of any height located within 1000 feet of a freeway shall have filters with a MERV value of at least 13.

If the AC units that are added or replaced add up to 5 or more, then plans must be prepared and submitted for approval to Mechanical Plan Check.

Yes, but only when the area of the open window and the distance from the window to the furthest location in the room comply with the requirements of Title 24.

Please see Section 403.7 of the Los Angeles Mechanical Code (LAMC) for the requirements concerning garage ventilation systems.

Yes, ADA restrooms and parking at events must meet ADA requirements.

Yes. Sanitary facilities must be provided at special events.

A duplicate of Building Inspection Card can be obtained from LADBS cashier free of charge, but you must bring a copy of the permit.

Kitchen exhaust with intake from the kitchen ceiling register and bathroom exhaust can be combined using the same exhaust duct. Kitchen exhaust from a kitchen hood shall be combined with bathroom exhaust.