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    Dynamic pressure drop at outside tap

    Hi guys My newly built house is connected to the water main by about 30m of 32mm o/d MDPE pipe (roughtly 26mm i/d). At the outside tap near the stop cock, the measured static pressure is a shade over 3bar. If I leave the gauage on the outside tap and turn on an indoor tap my dynamic...
  2. B

    DHW Cylinder Expansion Vessel Pre-Charge

    Hi guys I have a quick question regarding the correct pre-charge pressure for an expansion vessel (24 ltr) on the cold supply of a DHW cylinder (300 ltr). As measured after a combined 3 bar PRV + 6 bar safety relief valve assembly, the static pressure of the cold supply is 2.5 bar. The...
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