久久久久青草线蕉亚洲麻豆_久久久久亚洲精品无码系列_日韩精品无码成人专区_色综合久久久久久久久五月_巨爆乳中文字幕爆乳区_免费看麻豆文化传媒_欧美日韩国产高潮_和漂亮老师做爰2_性国产se╳o色欲a片欢迎观看_国内精品一区二区三区在线观看

Xylem Inc. introduced the Series e-1510 single-stage end-suction centrifugal pump, which addresses key applications in commercial HVAC and plumbing systems. It offers a variety of configuration options, is available in 26 sizes, and offers flow rates of up to 4,000 gallons per minute (gpm). Also featured was the ecocirc XL high-efficiency large wet rotor circulator pump with smart communications capabilities and an ECM motor that enables pump operations to match demand. Designed for commercial heating and cooling systems, hot water applications, solar-thermal systems, and ground-source heat pumps, the ecocirc XL features automatic night setback, control options, and an optional Wi-Fi module.