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  1. M

    European to UK waste connection

    I'm trying to connect the supplied 50mm combined waste/overflow for a Duravit bath, (see attached image) to my 42mm solvent weld waste pipework. I don't what the diameter of the bath waste pipe before the 50mm end socket is and I'm not sure if the plastic is suitable for solvent weld. Can...
  2. M

    Unvented Cylinder Pumped Secondary Hot Water Circuit EV Sizing Consideration

    I'm aware that there is an empirical method to calculate the required EV volume based on the Unvented Cylinder capacity its operating pressure and temperature, however does the volume of the hot water outlet and pumped secondary return circuit also need to factored into the calculation? If the...
  3. M

    Gledhill Cylinder Date Code

    Is it possible to determine the manufacturing date of a Gledhill Unvented Cylinder from the serial number?
  4. M

    Matching Unvented Hot Water Cylinder Dynamic Flow Pressure To EV Pressure

    Hi, Can anyone advise me where the best point is on a unvented hot water cylinder system to measure DF water pressure? Would it be the balanced cold outlet on the combination valve? The unvented HW system was recently installed and I've noticed that it makes a shuddering noise when the hot...
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