Fabrication of Simplex Model 316 Fire Attack System per Simplex Master Drawing List No. MDL 316, Revision D, dated December 14, 2001, or later FAA approved revision; and installation of this system in accordance with Simplex Installation Instructions, Document No. 316-102 002-001, Revision B, dated January 8, 2002, or later FAA approved revision.

Installation of Heli-Preheat Kit, p/n TA3306-1 for 115 volt application in accordance with Heli-Preheat Kit drawing TA3306-1 Revision C, dated December 11, 2023 or later FAA approved revisions and Installation Instruction document # TNH3306 Revision C, dated September 30, 2021 or later FAA approved revisions

Heli-One offers bubble doors for EC225 cockpit. The bubble doors replace normal cockpit doors on LH and/or RH side without any aircraft modifications. Ideal for longline operation to provide vertical reference to sling load. Also available for AS332.