Manufacturer · HCAI/OSHPD OSP

Armstrong — OSP Preapprovals

All 2 HCAI/OSHPD Special Seismic Certification preapprovals issued for Armstrong equipment. 2 active, 0 expired. Source data from HCAI · updated 2026-04-21.

Equipment categories from Armstrong

OSP #Sub-CategoryExpires
OSP-0422Variable Frequency Drives and Starters12/5/2030Details →
OSP-0477Humidification Systems10/17/2028Details →

About Armstrong 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 Armstrong equipment? Talk to a Panache engineer.