Equipment category · HCAI/OSHPD OSP

Variable Air Volume Units — OSP Preapprovals

All 4 HCAI/OSHPD Special Seismic Certification preapprovals issued for Variable Air Volume Units. 3 active, 1 expired, across 3 manufacturers. Source data from HCAI · updated 2026-04-21.

Filter:All Active only Expired only

Manufacturers with Variable Air Volume Units OSPs

Johnson Controls
Phoenix Controls
Siemens Industry, Inc.

OSP #	Manufacturer	Expires
OSP-0290	Phoenix Controls	5/31/2030	Details →
OSP-0379	Johnson Controls	Expired	Details →
OSP-0387	Johnson Controls	9/15/2031	Details →
OSP-0593	Siemens Industry, Inc.	12/29/2031	Details →

About Variable Air Volume Units OSP preapprovals

Listed records are sourced from the official HCAI OSP page. Always verify status, conditions, and expiration with HCAI before specifying a component. Need PE/SE stamped anchorage calculations for Variable Air Volume Units on a California hospital project? Talk to a Panache engineer.

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