Potterton Promax 12 15 18 24 32 HE Plus A Grundfos 15-60 Pump Head 248042 NEW
PROMAX COMBI 33 HE PLUS A - 47-393-23. GOLD 28 HE COMBI - 47-590-06. GOLD SYSTEM 28 HE A (AFTER SERIAL NO HSA1112) - 41-592-17. GOLD 24 HE COMBI - 47-590-05. GOLD SYSTEM 28 HE A (BEFORE SERIAL NO HSA1112) - 41-592-17 BEFORE.