Solar Heating Systems Hot Water Recirculating Pump

solar heating systems hot water recirculating pump It is a one-speed circulation pump that can be used in both open and closed systems. The pump is of the wet-rotor type, l.e. pump and motor form an integral unit without a shaft seal and with only two gaskets for sealing. The bearings are lubricated by the pumped liquid.    /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1