優點:適合人體工學原理的藥桶設計，藥劑不回流的逆止閥設計

優點:適合人體工學原理的藥桶設計，藥劑不回流的逆止閥設計

飲用水與消防管線並用，易因逆止閥故障使地下消防水池進入水塔造成水池污染 。

逆止閥 2、3分水管管塞 Union Tees Union Elbows Reducing Unions Union Connectors Male Run Tees Male Reducing Tees Male Pipe NPT-with O--Ring Male Pipe NPT-with O-Ring Male Elbows Female Connectors Male Connectors Male Branch Tees Female Elbows Bulkhead Unions Compression Nuts

逆止閥 2、3分水管管塞 Union Tees Union Elbows Reducing Unions Union Connectors Male Run Tees Male Reducing Tees Male Pipe NPT-with O--Ring Male Pipe NPT-with O-Ring Male Elbows Female Connectors Male Connectors Male Branch Tees Female Elbows Bulkhead Unions Compression Nuts

逆止閥 2、3分水管管塞 Union Tees Union Elbows Reducing Unions Union Connectors Male Run Tees Male Reducing Tees Male Pipe NPT-with O--Ring Male Pipe NPT-with O-Ring Male Elbows Female Connectors Male Connectors Male Branch Tees Female Elbows Bulkhead Unions Compression Nuts

逆止閥 2、3分水管管塞 Union Tees Union Elbows Reducing Unions Union Connectors Male Run Tees Male Reducing Tees Male Pipe NPT-with O--Ring Male Pipe NPT-with O-Ring Male Elbows Female Connectors Male Connectors Male Branch Tees Female Elbows Bulkhead Unions Compression Nuts

逆止閥 2、3分水管管塞 Union Tees Union Elbows Reducing Unions Union Connectors Male Run Tees Male Reducing Tees Male Pipe NPT-with O--Ring Male Pipe NPT-with O-Ring Male Elbows Female Connectors Male Connectors Male Branch Tees Female Elbows Bulkhead Unions Compression Nuts

逆止閥 2、3分水管管塞 Union Tees Union Elbows Reducing Unions Union Connectors Male Run Tees Male Reducing Tees Male Pipe NPT-with O--Ring Male Pipe NPT-with O-Ring Male Elbows Female Connectors Male Connectors Male Branch Tees Female Elbows Bulkhead Unions Compression Nuts