10 mm pipe to 15mm pipe
hi all
can someone help me ,ive got to put a radiator in a big conservitory but the house has 10mm copper pipe ,can i make it up to 15 mm copper pipe for this rad and then reduce it back down to 10mm to join the old system ive got the 10 mm pipe and fittings but would the new rad work better ,or should i stick to 10 mm pipe all the way !
cheers
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