hi all can I take hot and cold feed from upstairs bathroom through the rear wall and through the loft space of the rear porch and down into the garage to the sink
or from bathroom with the hot out and down to the sink in the porch to add hot water to the downstairs toilet and then take both hot and cold to the garage from downstairs toilet
or from bathroom with the hot out and down to the sink in the porch to add hot water to the downstairs toilet and then take both hot and cold to the garage from downstairs toilet