Last seen: Jan 14, 2025
@william1066 a hopefully not entirely bonkers thought if 1mh2o is too much . Buy 2 and parallel them up. At half the flow each, about 0.15mh2o. They...
@heacol thanks, my bad , I missed giving you the most significant point . I have a gas boiler system at present with honeywell valves. I'm preparing m...
@heacol I'm not trying to cut corners or cost. The opposite. I'm trying to spec it right. I'm absolutely going to use a 3 port full bore for CH/DHW di...
@heacol thanks. those belimo's are pricey but I guess you pays your money and you takes your choice. I'm a few months away. so I can certainly wait. W...
@william1066 I too am looking at the zone valves question for a 14kw direct DIY build I'm planning. rapidly concluding honeywells are a really bad ide...
@curlykatie you may well find that the wire out of the bottom of the switch goes into the immersion heater in the cylinder - just follow the wire. in ...
the immersion stat is underneath the white plastic cover for the immersion. Its usually a simple plastic rotary dial. something like this red one: ...
what I meant was where does outlet 2 on the control/pressure valve go. is it a) blocked off or b) going into a pipe. from one of the photos it looks l...
@curlykatie so that is a control group valve which is exactly as expected on a pressurised hot water cylinder orient this picture against it. numb...
@curlykatie you're looking in the mains water (not central heating) pipework around the cylinder for something like this (if there is one). its job...
@tomc - seconded. keen HA user here.
@curlykatie its an exact trade off between the two options: having a secondary DHW recirculation loop (means you get HW out the taps instantly) vs not...
Latest Posts
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RE: What crazy nonsense are inverter limits and why are they imposed?
No I'm not mining anything @drei but I am doing R&...
By Transparent , 12 minutes ago
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RE: How Do I Know When the Hot Water Has Run Out?
What @jamespa said. Or: some DHW tanks have multiple te...
By HCas , 29 minutes ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
Yes, the 'global warming potential' GWP of R32 is quote...
By Temperature_Gradient , 43 minutes ago
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RE: Rodents! A word of warning for heat pump owners
Wasps caused frequent tripping of my lighting circuit a...
By JamesPa , 50 minutes ago
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This is one of my biggest bugbears these days, how AI d...
By cathodeRay , 2 hours ago
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RE: Midea ASHP – how to set weather compensation
@pash44pump - @jamespa has anticipated my next steps bu...
By cathodeRay , 3 hours ago
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RE: Electricity price predictions
The gas standing charge went up as some of the network ...
By Jeff , 15 hours ago
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RE: Ecodan & MelCloud scheduling
Yes, the 2 are separate. To add to the complex desig...
By HCas , 2 days ago
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I should clarify that the FoxESS web interface is not l...
By Old_Scientist , 2 days ago
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RE: Mitsu Wireless Controller and MelCloud
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By DavidAlgarve , 3 days ago
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RE: Why so many sigenergi installer recommendations?
@adamk Tesla is a great option, it’s also one we instal...
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RE: Flexi-Orb Heat Pump Scheme: A Game-Changer for the UK's Heat Pump Industry
As a potential heat pump customer, it would be good to ...
By Temperature_Gradient , 3 days ago
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RE: Octopus replacing the fixed 15p/kWh export rate with a market tracking one
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RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero
The Ultimate Guide to Heat Pumps is less than a month a...
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor Hi Mars, We have just installed a Grant Aerona...
By GrahamF , 5 days ago
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RE: Sanity check please. Battery storage and inverter sizing.
There are MCS guidelines about how close to the edge/ri...
By Old_Scientist , 5 days ago
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RE: Balancing financial efficiency and comfort using the Octopus Cosy tariff
I estimated our usage on the following basis. The mos...
By Old_Scientist , 5 days ago
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@editor Something changed in this last 12 months, they ...
By ASHP-BOBBA , 6 days ago
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RE: Does anyone have experience of a smart water meter?
Just to give a sense of scale, I've used the CCW water ...
By Majordennisbloodnok , 7 days ago
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RE: Powerwall 3 or Myenergi or something else?
We have a Tesla Powerwall 3, recently installed, so I m...
By Old_Scientist , 1 week ago
