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What method do you use ?
Am on an old y plan system, 3 old rads in system.
Replacing 2 rads.
On this job I threw some cleaner in f an e for a week, left heating on.
Tomorrow I'm going to flush each rad one by one with the mains on, then throw some x400 in an leave in for a few hours, drop it an refill with 100.
Am on an old y plan system, 3 old rads in system.
Replacing 2 rads.
On this job I threw some cleaner in f an e for a week, left heating on.
Tomorrow I'm going to flush each rad one by one with the mains on, then throw some x400 in an leave in for a few hours, drop it an refill with 100.