Baxi Potterton Main Compatible Fan 248001. Potterton Performa 24 (GC No. 47-393-06). Potterton Performa System 12E (GC No. 41-590-88). Potterton Performa System 18E (GC No. 41-590-89). Potterton Performa System 24E (GC No. 41-590-90).
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