Equipment category · HCAI/OSHPD OSP

Air Handling Units – Fans — OSP Preapprovals

All 11 HCAI/OSHPD Special Seismic Certification preapprovals issued for Air Handling Units – Fans. 8 active, 3 expired, across 7 manufacturers. Source data from HCAI · updated 2026-04-21.

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Manufacturers with Air Handling Units – Fans OSPs

AJ Manufacturing Co., Inc
Alliance
ClimateCraft
Greenheck Fan Corporation
Huntair – CES Group LLC
Loren Cook
Twin City Fan

OSP #	Manufacturer	Expires
OSP-0195	Twin City Fan	Expired	Details →
OSP-0271	Twin City Fan	Expired	Details →
OSP-0355	Twin City Fan	Expired	Details →

About Air Handling Units – Fans 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 Air Handling Units – Fans on a California hospital project? Talk to a Panache engineer.

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