The Viqua Compatible QSO-410 is the quartz sleeve for the Viqua VH410 Series UV Systems. The QSO-410 is a double open-ended (DOE) quartz sleeve which protects the UV lamp. All Viqua quartz sleeves are shipped with two o-rings.
Viqua Compatible QSO-410 is the replacement quartz sleeve for the following UV systems:
- Viqua VH410
- Viqua VH410-F20
- Viqua VH410M