Crown Engineering 58RLHW12 Gauge Glass 321894-708 Precision Flow Control: The rubber

Precision Flow Control: The rubber seat poppet design is optimized for tiny flows

always verify the electrical schematic to determine if a separate run capacitor is needed for your specific wiring configuration

ASCO recommends inspecting and rebuilding valves every 1 million cycles or during annual maintenance shutdowns to prevent fatigue-related failures

Always verify the motor type in the furnace before selecting your control board

For corrosive gases

Crown Engineering 58RLHW12 Gauge Glass 321894-708 Precision Flow Control: The rubberProfessional grade Crown Engineering 58RLHW12 gauge glass is designed for critical fluid level monitoring in high pressure steam and industrial boiler applications. This 5 8 x 12 heavy wall gauge glass features a red line contrast backing, which significantly enhances visibility by magnifying the fluid level for accurate readings from a distance. Engineered with high strength borosilicate, this replacement sight glass provides superior thermal shock