WebNov 30, 2024 · We have seen several claims for average gas bill savings by reducing the flow temperature on a combi boiler. These range from an 8% to a 13% saving. … WebFor a modern combi boiler, the radiator heating temperature should be set for a flow temperature of between 60 and 70°C. Any higher than this and the boiler won’t enter …
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WebDec 16, 2024 · For a condensing boiler, low is better. The return temperature to the boiler (which you can't control directly) should be below about 55C, or the condensing doesn't happen. Without the condensing, it's no better than an old-fashioned boiler. If it sticks, force it. If it breaks, well it wasn't working right anyway. WebMar 13, 2012 · Mar 13, 2012. #9. Most condensing boilers condense for longer when the return temp is around 55 degrees. Ideally you want to keep it condensing for longer, for energy efficiency. So the way that I always do it, when setting up a new system or balancing an existing system is: Add the differential across the flow and return onto the … hillcrest memory care omaha
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WebMar 24, 2024 · The boiler flow switch is critical to the safety of your boiler. The boiler flow switch prevents burner operation when the system is in bypass (no flow) mode and should be mounted as close to the boiler inlet as possible. If the burner fires when the system has no flow, it can result in the superheating of water trapped in the water tube which ... WebApr 7, 2024 · Setting boiler flow at a high temperature can increase your bills considerably while decreasing your boiler efficiency by between 10% to 25%. The optimum flow temperature helps to increase the boiler … WebMar 1, 2024 · Generally, the optimal flow temperature setting for combi boilers is the lowest possible temperature, and usually, the lowest flow temperature achieved in an older home is 60-65˚c, and for newer … smart clinic cairns