Fire Protection

Private industry and public institutions rely upon special fire protection systems as required by their insurance underwriters. Mueller Co. provides these end users with a full line of fire protection products compliant to Underwriters Laboratories and Factory Mutual requirements (often called UL/FM) including: fire hydrants, indicator posts, check valves, and OS&Y gate valves.

Download our UL/FM Product Overview here

Control Valves

UL/FM Air Valves

UL/FM Hydrants

UL/FM Gate Valves

OS&Y Valves

UL/FM MVB Composite Valve Box

UL/FM Check Valves

UL/FM Butterfly Valves

UL/FM Indicator Posts

UL/FM Post Indicator Valves