No Loss Connectors
Key Information
This BSPT Brass No-Loss Connector allows compatible fire sprinkler pressure gauges to be removed for testing, servicing or replacement without draining the system. Its internal valve automatically closes when the gauge is disconnected, helping prevent fluid loss and maintain system pressure. Featuring a forged brass body and a corrosion-resistant stainless steel spring, the connector has a ½” BSPT male system connection and a ⅜” BSP parallel female gauge connection.
Features
- Designed for compatible fire sprinkler pressure gauges
- Automatic shut-off when the gauge is removed
- Enables gauge servicing without draining system pipework
- Helps minimise fluid loss and maintenance downtime
- Robust forged brass body
- Corrosion-resistant stainless steel spring
- ½” BSPT male connection to the system
- ⅜” BSP parallel female connection for the gauge


