PROTECT RPZ backflow preventer, type BA, union thread
figure 360 0G
1. to protect drinking water against backflow of fluids up to and including category 4 according DIN EN 1717 / DIN 1988-100
2. wetted metal parts made from dezincification-free and corrosion-resistant gunmetal, resistant against aggressive water
3. with stainless steel mesh at inlet
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