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The "New 105" vs
Replaces: S_21
Internal rotary vane pump
stainless washers
0 kg) MPN D453
La San Marco Retention Valve Brand_Sirai The "New 105" vsLa San Marco Retention Valve (Non Return Valve) Also called a non return valve, this spring loaded check valve is designed to hold closed until pressure reaches roughly 12+ bar, then expand and open, keeping water from backing up through the line when the pump isn't running. SPECIFICATIONS Fitting: 6 mm barb Opens at: 12+ bar COMPATIBILITY Fits: La San Marco 85 S and E, 85 Leva, 95 and 105 models INSTALLATION Technician level plumbing job. PRO TIPS If
