Singer Valve Main Control Valves provide the primary valve platforms for a range of automatic water-control functions.
The family includes full-port and reduced-port designs with single-chamber, double-chamber, integral back-up dual-diaphragm, and stainless-steel configurations.
Depending on the valve series and control arrangement, these hydraulically operated valves can be configured for pressure, flow, level, pump, solenoid, and other automatic water-control functions.

Key Characteristics
- Full-port and reduced-port main valve platforms
- Single-chamber hydraulically operated configurations
- Double-chamber hydraulically operated configurations
- Integral back-up dual-diaphragm configurations
- Stainless-steel 106-PG configuration available
Ideal Applications
- Pressure control
- Flow control
- Level control
- Pump control
- Solenoid control
- Applications requiring integral back-up control
Product Family Includes
- Water Works
- Building Trades
Industries Served
- PG Series – Single-Chamber Main Control Valves: 106/S106-PG, 206/S206-PG, 306/S306-PG
- PT/PTC Series – Double-Chamber Main Control Valves: 106/S106-PT/PTC, 206/S206-PT/PTC, 306/S306-PT/PTC
- PGM Series – Integral Back-Up Main Control Valves: 106/S106-PGM, 206/S206-PGM, 306/S306-PGM
- Stainless-Steel Main Control Valves: 106-PG Stainless-Steel
Related Products
Future Product Carousel here…


