# STC ST00161LA

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Adel Wiggins Group, United States
- Description: Installation of freeze protection heaters for water/waste system.
- Status date: May 3, 1996
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A28NM](https://openairdocs.org/tcds/A28NM)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/166B5C084DEC3B5785256CC2006A70F9.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST00161LA

## ADs that name it (0)

None.

## Approved models (1)

- Airbus A320-232 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM))

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.