I AM LOOKING TO FIT A NEW SHOWER USING THE MAINS PRESSURE FOR THE COLD( 15 MM )AS IT IS ALREADY PIPED INTO THE BATHROOM.
THEN USING A SURREY FLANGE FROM THE HOT WATER CYLINDER TO A PUMP
MY QUESTION IS
(1) I WILL USE 22MM FROM THE CYLINDER TO THE PUMP
THEN AS THE PIPE WILL NEED TO GO...
