# STC SH728NE

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Advanced Flight System, Inc, United States
- Description: Installation of lightweight freon air conditioning system.
- Status date: January 31, 1997
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS H7EU](https://openairdocs.org/tcds/H7EU)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/E4591F30C83929AF85256CCB006019B2.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SH728NE

## ADs that name it (0)

None.

## Approved models (2)

- Agusta S.p.A. A109AII ([TCDS H7EU](https://openairdocs.org/tcds/H7EU))
- Agusta S.p.A. A109C ([TCDS H7EU](https://openairdocs.org/tcds/H7EU))

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