... steel ,white PVC manger, ball valve type automatic water equipment, white PVC water pipe, 3MM U type steel galvanized ... is for 15 years.5.Ball valve type automatic water equipment: 360-degree rotating design, big flow rate, enough ... Star Breeding Equipment Limited Liability CompanyWelcome to our factoryWebsite http://www.yxbreed.com.cnTrade Manager cn220194274 Hign quality poultry house equipment