A used part taken from a fully functioning combination boiler - 35 HE Plus ; 47 311 76 From a soft water area, Northern Ireland where our water runs off granite not chalk, so it look clean and unclogged inside. Should fit all of the following. GREENSTAR R30HE PLUS COMBI 47-311-79 GREENSTAR R35HE PLUS COMBI 47-311-80 GREENSTAR R40HE PLUS COMBI 47-311-81 GREENSTAR 30 HE PLUS COMBI 47-311-75 GREENSTAR 30 HE COMBI 47-311-74 RD542I NAT GAS 47-108-12 RD 532I NAT GAS 47-108-11 RD5371 NAT GAS 47-108-11 RD 532 NAT GAS 47-108-13 GREENSTAR 35 HE PLUS 47-311-76 GREENSTAR 25HE 47-311-73 GREENSTAR HE FSN ZWB 7 27KW 47-311-55 GREENSTAR HE PLUS FSN 11-35KW 47-311-57 GREENSTAR HE PLUS FSN 7-28KW 47-311-56 GREENSTAR CC1 FSN 29KW 47-108-05
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