# STC SA1723GL

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Wipaire Inc, United States
- Description: Installation of flow energizers. (DHC-2 (L-20A) MK.III LANDPLANE AND FLOATPLANE)
- Status date: April 14, 1992
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-806](https://openairdocs.org/tcds/A-806)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/EBD5CA898141A77485256CC10083CF6B.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1723GL

## ADs that name it (0)

None.

## Approved models (2)

- de Havilland Inc. (Canada) DHC-2 (L-20A) MK.I ([TCDS A-806](https://openairdocs.org/tcds/A-806))
- de Havilland Inc. (Canada) DHC-2 (L-20A) MK.III ([TCDS A-806](https://openairdocs.org/tcds/A-806))

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