Watts - Model HK20 -Compact Pump Unit for Unmixed Heating Circuits

Compact pump unit DN 20 for unmixed heating circuits. 3-part patented EPP insulation shell according to GEG (German Buildings Energy Act). Simple wall mounting with only one screw. Concealed cable routing behind insulation. Incl. wall bracket and fastening. Flow line: Multi-function shut-off valve with check valve, circulation pump 130 mm (or without pump). Return line: Multi-function shut-off valve, Stainless steel return pipe.