oxfordshire

Hello, I'm trying to arrange a simple internal pump head swap on my 11 year old Worcester Greenstar 24i Junior (in Oxfordshire). Current pump: Grundfos/Bosch UPS 15-60 CHG (59596500) – recently failed, 11 yrs old Replacement: Grundfos UPS4 GO 25-65 130 – head only Confirmed by: Grundfos GO...