Blue Thumb 30 PSI Regulator seaming The exterior patina ranges from

The exterior patina ranges from beige to red to black

Due to natural characteristics of the basalts the size and weight will vary

Designed with high-quality cast iron casing and semi-vortex impeller

Ready to use concentrate

Blue Thumb 30 PSI Regulator seaming The exterior patina ranges fromMPN: 30PSI Pressure Regulating Limit Valve for use with your Auto Fill Kit For use with your Automatic Water Fill Kit when psi is greater than 30. Caution: Do not disassemble the pressure regulator. A compressed spring is contained within and could cause injury if disassembled. This regulator is designed to operate with clean water. If a filter is required, it should be 100 mesh or finer and capable of flowing up to 18 gallons per minute with no more