Recent Content by Onetap

  1. Onetap
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    Can anyone advise on plate heat exchangers?

    Primary/Secondary circulation with closely spaced tees, or a low loss header. The accumulator serves as the lead boiler when it is hot enough....
    Post by: Onetap, Aug 12, 2013 in forum: Eco Talk
  2. Onetap
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    Electrolysis

    Yes, a solid fuel boiler is more likely to boil over and discharge steam or boiling water into the F&E tank, because there's no over-heat...
    Post by: Onetap, Jul 24, 2013 in forum: Plumbers' Talk
  3. Onetap
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    Electrolysis

    PS   Forgot to say. The dielectric union things are used on water heaters, water supply systems, to which you obviously cannot add inhibitors....
    Post by: Onetap, Jul 24, 2013 in forum: Plumbers' Talk
  4. Onetap
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    Electrolysis

    Ignore all that. There are insulating unions available, they seem to be popular in the US ("dielectric unions"), but SFAIK the earth bonding...
    Post by: Onetap, Jul 24, 2013 in forum: Plumbers' Talk
  5. Onetap
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    pavement permit/scaffold license £5 million public indemnity insurance required

    Cherry picker?
    Post by: Onetap, Jun 2, 2013 in forum: Plumbers' Talk
  6. Onetap
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    Gas Leak in Murder Plot

    It sounds a tad technically implausible. Natural gas has odourizers put into it to make it smell and the volume of gas needed to make a detectable...
    Post by: Onetap, Jun 2, 2013 in forum: Plumbers' Talk
  7. Onetap
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    gas from water tap!

    tomplum wrote: have you managed to light the cold water tap yet :^O ? Three years old, but still hilarious....
    Post by: Onetap, Mar 22, 2013 in forum: Plumbers' Talk
  8. Onetap
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    Asbestos in boilers

    ISTR they stopped using it and/or it was banned in about 1992. I phoned a few valve manufacturers about that time and they were still using...
    Post by: Onetap, Feb 19, 2013 in forum: Plumbers' Talk
  9. Onetap
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    Using TPI controller with zone valves - advice from smart plumbers please :-)

    What boiler is it? I just had a read about the TPI controller and wasn't impressed. It seems to control the flow temperaure (good) by switching...
    Post by: Onetap, Jan 24, 2013 in forum: Plumbers' Talk
  10. Onetap
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    Carbon Monoxide? A quick question

    I'd be very wary of it, and  it seems that you are also. I'd be most concerned about the fire risk, blowing hot air, from a naked flame, into...
    Post by: Onetap, Oct 22, 2012 in forum: Plumbers' Talk
  11. Onetap
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    Moving hot water tank to loft ??

    You'd need to raise the cold water storage tank above the vented cylinder and it would probably still suck air in down the open vent when you drew...
    Post by: Onetap, Sep 7, 2012 in forum: Plumbers' Talk
  12. Onetap
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    Pressure Sensor in water system

    The glycol reacts with oxygen when heated and turns acidic, causing rapid corrosion.Under normal conditions, it should last several yaers, but if...
    Post by: Onetap, Aug 6, 2012 in forum: Plumbers' Talk
  13. Onetap
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    Pressure Sensor in water system

    You're probably right, Spooner, though I hate to admit it. ;) I've had no dealings with solar and was just answering the OP's question about ...
    Post by: Onetap, Aug 5, 2012 in forum: Plumbers' Talk
  14. Onetap
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    Pressure Sensor in water system

    £100 for a pressure sensor. I doubt that you'd be able to find one cheaper, unless you see a suitable one on E-bay. Although you say "it could...
    Post by: Onetap, Aug 4, 2012 in forum: Plumbers' Talk
  15. Onetap
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    Pressure Sensor in water system

    Sontay, as above, assuming industry standard sensors are compatible with the monitoring system. What make is the monitoring system? Wouldn't a...
    Post by: Onetap, Aug 3, 2012 in forum: Plumbers' Talk
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