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Opto-isolated NMEA0183 input and differential NMEA0183 output
Dense foam insulation provides better and longer heat retention than traditional fiberglass
UPC: 086429348275
showing the change in pressure
GROCO 1/2" NPT Bronze In-Line Ball Valve [IBV-500] Outdoor | Weather Instruments Opto-isolated NMEA0183 input and differential1 2" NPT Bronze In Line Ball Valve Features: Female NPT Threads 1 1 4" sizes and larger include a grease zerk fitting for lubrication (use only with the valve in the open position) or for draining Selectable handle rotation Handle has square hole to accept standard ratchet to help reach valves in hard to reach locations and ease actuation of difficult to operate valves 400 WOG rated Full flow C83600 bronze construction Stainless steel handle and
