Although he never attributed to himself the invention of the centrifugal regulator, the first system was developed by James Watt in 1788 at the suggestion of his partner Matthew Boulton. It was like a pendulum with two masses suspended by two articulated arms and it was the last serie of innovations that Watt introduced for steam engines.

6" Febco LF850 Double Check Valve Assembly, less gates. Known as the Master Series, the LF850 is an epoxy coated, ductile iron body with bronze check assemblies. Two cover design with replaceable seats. No special tools are required for servicing the LF850 series.

6" Febco LF850 Double Check Valve Assembly, less gates. Known as the Master Series, the LF850 is an epoxy coated, ductile iron body with bronze check assemblies. Two cover design with replaceable seats. No special tools are required for servicing the LF850 series.

PLEASE NOTE: Brooks Equipment only sells products to Fire/Life Safety Equipment and Service Companies. We do not offer products for direct purchase to private commercial or individual users.