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  1. C

    Best place to source low pressure bath filler taps

    I'm having a nightmare trying to find matt black wall or deck mounted bath mixer taps with 3/4 fitting that work on 0.2 bar. From tank to tap, I have around 2.4 metres, so a pressure of a little over 0.2 bar. The flow measured from the tap currently fitted is 11 litres per minute. Pretty much...
  2. E

    gravity fed upstairs shower pressure question

    We have a gravity fed hot water system in our the house we have just recently moved into. It works fine with the downstairs shower, however we are about to upgrade the upstairs bathroom and are considering installing a shower bath. My concern is that although there is more than sufficient...
  3. M

    Gas pressure drop with flow to a larger pipe from a smaller one?

    Hi, Non-professional / knowledgeable person here. I'm a Brit in Romania who volunteers for a charity building an old peoples home for needy old people. Out here competence and integrity is harder to come by in a worker, in fact it's hard to find workers at all where we are in the countryside...
  4. L

    Worcester Bosch Heatslave Boiler pressure issue... any thoughts...?

    Greetings. I have an external Worcester Bosch Heatslave boiler and have a question about pressure. The boiler pressure was set to 1.5 during a recent visit by a plumber (as it seemed to have dropped and was hovering between the green and red zone) . A few days later I turned the thermostat down...
  5. surfsup

    Outside tap lost pressure since cold snap

    My outside tap has had really low pressure after the cold weather a few weeks ago. Its connected from under the kitchen sink, and can be isolated from turning a flat head screw type thing a quarter turn. Any help or advice would be much appreciated!
  6. G

    Problems with shower pressure

    I have just had a boiler, hot water tank and power shower pump replaced on advice by my plumber. I have two separate boilers, heat/hotwater systems in the house. This boiler was replaced by a combi boiler as it only heats the lounge and master bed and provides hot water to en-suite bathroom and...
  7. L

    Worcester Bosch Heatslave Boiler pressure issue...

    Greetings. I have an external Worcester Bosch Heatslave boiler and have a question about pressure. The boiler pressure was set to 1.5 during a recent visit by a plumber (as it seemed to have dropped and was hovering between the green and red zone) . A few days later I turned the thermostat down...
  8. D

    BOSS PRESSURE GAUGE.

    Can't check pressure on Boss pressure valve (big round red thing) because there is no gauge attached. Thanks
  9. S

    Low water pressure pumps not working

    Pumps and low pressure I moved the bathroom to the back the house (next room) upstairs. I put in two pumps because low pressure water area. One for shower and one for bath. They both work intermittently and I often need to get them started with a magnet! They were new pumps. In the shower the...
  10. S

    Where is the hidden central heating pipe leak causing low pressure?

    I have been facing central heating low pressure on unvented hot water RM Cylinders but can't see any leak on the PRV, expansion vessels and plasterboard celling. I have got unvented pressurized RM Cylinders hot water system with 27KW Worchester gas boiler with expansion vessels . When...
  11. T

    Vaillant eco plus 837 System loosing pressure.

    I have a Vaillant eco plus 837, year installed 2008. It works well. We have one large zone for the house with 13 rads running off it. We also have an UFH zone in the kitchen. Near the boiler I have 2 port valves which control this part of the system. The boiler has been loosing pressure...
  12. M

    Baxi boiler pressure drops after heating

    Hi, we have a back combi heater. Whenever the heating comes on it seems to lose pressure within a few hours and I have to refill each morning. The boiler seems to function well, and the pressure only drops with the heating and not the water being on. Ie it started last winter and was then...
    • Martin Pearce
    • Thread
    • baxi boiler heating pressure
    • Replies: 1
    • Forum: Boiler Advice Forum
  13. M

    Boiler pressure is rising? Did indirect hot water tank coil fail?

    First post as I can not figure this one out. I have a hot water boiler heating system, gas fired, with an HTP SuperStor indirect hot water tank. I'm on well water and have a water softener and two whole house filters for my water. Three days ago I found my high pressure relief valve tripped...
  14. S

    Valliant EcoTech High Pressure

    Hello. I am a homeowner and have a Valliant EcoTech 835 (2017). Serviced every year and worked like a treat until about a few months ago when I notified the pressure reading was too high (> 3 bar). My plumber came and did a regular service and told me the boiler is in tip top condition. The...
  15. Bettyboo

    Megaflo , pressure relief valve and shower dripping

    Morning All I have a Megaflo unvented cylinder . Water had been dripping into the tundish so I tried to recharge the air gap, but when I went to turn the pressure relief valve it would not turn at all, as it usually would. My shower has been dripping in the bathroom next door , could in anyway...
  16. A

    GAH Electrastream boiler, low pressure level, how to top up system?

    Can anyone help me identify which tap/connection it is to top up the system as the level has dropped quite a way below the red marker for the cold fill pressure on the gauge? Boiler was installed approx. 2014. I've looked in the manual & online but can't find anything. Many thanks
  17. chchris

    Solenoid valve and pressure valve

    Hi, guys! Hope you are all well. I have four solenoid valves connected to the main water supply, and they seem to break quite often. I believe it's the pressure that's causing this. I was thinking of adding a pressure valve to control the pressure before it goes through the solenoid valve. Do...
  18. P

    Working gas pressure on Vaillant ecotec 630

    British Gas servicing the above boiler ramped up the boiler to maximum in the installer menu to do flue gas analysis. They also measured the working gas pressure on the gas valve test nipple. This fell to 8mbar on maximum and 17mbar on high setting. They then removed the isolation valve under...
  19. W

    Low hot water pressure

    Low hot water pressure Hi everyone, I'm hoping someone is able to shed some light on my situation before I have to call out the professionals. We've been in our house for over 3 years now, when we moved in the hot water pressure was pretty good (confirmed by a retired plumber family friend)...
  20. S

    Losing pressure heating

    Hi all not a plumber but am an engineer I have pressure drop in the system Worcester Bosch came back after repressureising the expansion vessel and he replaced the heat exchanger element. The boiler is coming up for 15 years old. The boiler was going below one bar and not increasing when...

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