HI THERE
WE HAVE CHANGED TWO SINGLE BATH TAPS TO A MIXER. 15mm COLD MAINS FED AND 22mm HOT TANK FED.
THE PRESSURE ON THE HOT IS NOW LESS THAN HALF OF WHAT IT WAS BEFORE AND WE ARE BAFFLED.
ALSO, WHEN THE BATH IS RUNNING AND YOU TURN THE BASIN TAPS ON THE PRESSURE STAYS THE SAME IN...