中文无码日韩精品_色五月激情中文在线观看_AV无码国产办公室在线看_国产一级a特黄中文对话_AV免费福利 色逼AV_久久精品性爱福利视频_2021自拍偷区亚洲综合第一页_99精品国产深喉呕吐_男人晚上狂揉美女的胸_成全视频免费在线观看

簡體中文版 English

Product List

WM343 diaphragm type multifunctional pump control valve is installed in the high-rise building water supply system and other water supply system of the pump outlet, to prevent the media back, water hammer and water hammer phenomenon of intelligent valve. The valve has the electric valve, check valve and water hammer eliminator three functions, which can effectively improve the safety and reliability of water supply system. And will be slow, slow, slow closing the elimination of water hammer technology integration, to prevent the pump water hammer and stop pumping water hammer. Just operate the pump motor open and close the button, the valve can be opened and closed according to the pump operating procedures, flow, pressure loss is small. Diaphragm type valve with 600 caliber.
Mandatory
Mandatory
Mandatory
Mandatory

Be sure to write clearly consulted or purchase products detailed parameters and quantity.