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hi, i've had someone look at my heating system recently and he wants to combine the feed and vent pipes to help eliminate the air and other problems i have been experiencing over the last year following a boiler and pump upgrade. he also wants to remove the vent. arm above the F and E tank which...

I had a replacement boiler last year (worcester 15ri) and just started using it, there's tapping noises and banging pipes etc so i have got some fernox F2 to try and improve it. i have also noticed i'm having to bleed one rad often and looks like air's getting in , so i have tightened all...