Worcester 871860004A0 Gas Valve GC No: 41-406-25. From Worcester Bosch Greenstar 15i System ERP. (It's always best to check with your GC Number & Serial Number). GREENSTAR 21 i SYSTEM ERP. GREENSTAR 18 i SYSTEM ERP LPG.
Brand: Worcester
Type: Residential Boiler
EAN: DoesNotApply
