-christina d. read more heating heating systems oil to gas conversions ductless heat pumps boilers heat pumps furnaces energy testing air conditioning ac repairs ac replacements ac maintenance energy testing plumbing drain cleaning duct work air duct cleaning ductwork repairs duct leakage testing duct...
rise nn easy in-field pressure setting adjustment nn ul/fm approved nn available in corrosion resistant materials nn tamperproof cap typical applications nn pressurized sprinkler systems nn fusible plug pilot lines nn thermal release for wet piping systems nn pressure relief for pressure control valves...
are hydraulic, oblique pattern, globe valves with a raised seat assembly and double chamber unitized actuator, that can be disassembled from the body as a separate integral unit. the valves hydrodynamic body is designed for unobstructed flow path and provides excellent and highly effective modulation...
should closing process causes system pressure rise. thus providing an "abs" closing characteristics. iom q trouble-shooting . valve fails to open: check for sufficient inlet pressure, confirm pilot setting & check cock valve status. . valve fails to close: confirm pilot setting, check cock & needle valves...
are hydraulic, oblique pattern, globe valves with a raised seat assembly and double chamber unitized actuator, that can be disassembled from the body as a separate integral unit. the valves hydrodynamic body is designed for unobstructed flow path and provides excellent and highly effective modulation...