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  1. mafj

    universal shower pump starts with delay

    I have fitted a universal shower pump too boost hot water from gravity system to a fancy kitchen faucet (min pressure 1bar). The pump is RP80SU rated 2.4bar 10m of pipework away from the faucet, cold is mains 3.5bar. I have tried initially positive feed pump, but the flow from the faucet was...
  2. mafj

    convert cold water tank/vented cylinder installation into vented heat store with HIU for DHW

    Hoping to solicit opinions before venturing into this project. The motivation is simple - shower/kitchen pressure (mind this is bungalow with 1.2m head ove r shower). I have been toying with the idea of connecting PHE to cylinder directly with pump and bunch of necessary components. But this...
  3. mafj

    Fitness: Pull-up bar perpendicular to the wall with one end unsupported

    Hi, I looked up all the wall mounted pull-up bar models on the internet and they all are fitted parallel to the wall with a bracket supporting the bar at each end. My issue is that I need to rule out wall-parallel options as well as a bar on the posts, or a bar between a post and the wall. I...
  4. mafj

    Overcome original planning permission condition forbidding extensions

    Hi, I am trying to firstly estabilish whether I have problem My semi-D bungalow has been built 19 years ago based on planning permission, which came with set of conditions (see below). The question: am I likely to have a problem building loft extension. Do these conditions still hold even after...
  5. mafj

    heat bank variation with minimal cylinder size

    Hi, I am considering a DIY upgrade of standard unvented heating + hot water system powered by a gas boiler. I consider heatbank and combi boiler. Both good upgrade allowing removal of cold water tank and having pressurised direct hot water. I like idea of heatbank over simple boiler for...
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