Manufacturer · HCAI/OSHPD OSP

Greenheck Fan Corporation — OSP Preapprovals

All 5 HCAI/OSHPD Special Seismic Certification preapprovals issued for Greenheck Fan Corporation equipment. 5 active, 0 expired. Source data from HCAI · updated 2026-04-21.

Filter:All Active only Expired only

Equipment categories from Greenheck Fan Corporation

Air Handling Units – Fans
Exhaust/Smoke Control Fans

OSP #	Sub-Category	Expires
OSP-0113	Air Handling Units – Fans	5/5/2031	Details →
OSP-0148	Exhaust/Smoke Control Fans	12/17/2031	Details →
OSP-0356	Air Handling Units – Fans	5/5/2031	Details →
OSP-0502	Exhaust/Smoke Control Fans	4/23/2031	Details →
OSP-0503	Exhaust/Smoke Control Fans	4/23/2031	Details →

About Greenheck Fan Corporation 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 Greenheck Fan Corporation equipment? Talk to a Panache engineer.

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