Pressure Sentry Size:1/2" - Non-replaceable diaphragm according to

- Non-replaceable diaphragm according to DIN EN 13831

- Overflow can be cut in increments of 4mm

The Trieste dual lever monobloc sink mixer from Excel Industries is a domestic quality monobloc swivel spout Sink Mixer made entirely of brass and is chromium plated

- Y type body design

Pressure Sentry Size:1/2" - Non-replaceable diaphragm according toDESCRIPTION: This is a compact device capable of detecting low pressure in combination boiler heating systems. It provides an audio visual alert if system pressure falls below a set point. It uses a standard half inch BSP screw thread and has a small battery for the alarm, only drawing power when low pressure is detected.