Worcester Heat Exchanger Cleaning Kit for Greenstar HE & CDi Boilers 77190019960

Suitable For the Following Worcester Bosch Greenstar Models. Greenstar CDI Conventional. Greenstar 30 CDI Conventional – GC No: 41-311-71. Greenstar 40 CDI Conventional – GC No: 41-311-72. Greenstar CDI System.

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