🔥 Potterton Boilers • Heatmax Combi 24 HE – GC47-393-27. • Heatmax Combi 28 HE – GC47-393-28. • Promax Combi 28 ErP – GC47-393-48 AC ,47-393-48 BC ,47-393-48 DC. • Promax Combi 33 ErP – GC47-393-49 AC ,47-393-49 BC ,47-393-49 DC.
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