Peb lub hom phiaj tseem ceeb yog ib txwm muab rau peb cov neeg siv khoom ib qho kev sib raug zoo ua lag luam me me thiab muaj lub luag haujlwm, muab kev saib xyuas tus kheej rau txhua tus ntawm lawv rau Cov Khoom Tshiab Kub Forede DN80 Ductile Hlau Valve Backflow Preventer, Peb txais tos cov neeg yuav khoom tshiab thiab qub los tiv tauj peb los ntawm xov tooj lossis xa peb cov lus nug los ntawm xa ntawv rau kev koom tes ua lag luam yav tom ntej thiab ua tiav kev sib koom tes. Peb lub hom phiaj tseem ceeb yog ib txwm muab rau peb cov neeg siv khoom ib qho kev lag luam me me thiab muaj lub luag haujlwm ...
Kev piav qhia: DL Series flanged concentric npauj npaim valve yog nrog centric disc thiab bonded liner, thiab muaj txhua yam zoo ib yam li lwm cov wafer / lug series, cov li qub no tau tshwj xeeb los ntawm lub zog siab dua ntawm lub cev thiab zoo dua tiv taus cov yeeb nkab siab raws li qhov kev nyab xeeb. Muaj txhua yam zoo ib yam li cov koob univisal, cov li qub no tau tshwj xeeb los ntawm lub zog siab dua ntawm lub cev thiab zoo dua tiv taus cov yeeb nkab siab raws li kev nyab xeeb ...