WebMay 21, 2005 · What is the optimum flow temperature of the water leaving a condensing boiler in order to keep the boiler in high efficiency condensing mode for as long as possible ? This particular system has 11 radiators and a 120 litre fast recovery cylinder. Thankyou for any helpful advice. monkey wrench, May 19, 2005 #1 r2d2. New Member WebJun 18, 2024 · The house is underfloor heated throughout with no radiators which means ideally I would like a target flow temp of about 50 as this is what the manifold brings it down to anyway before it goes into the floor. (The boiler is set to 75 to get the cylinder to 60 when it …
Should You Adjust Your Boiler
WebThe exact temperature setting for a combi boiler is not set in stone, though there are some generally accepted guidelines for efficient operation and heating performance. For a … WebJan 17, 2013 · If the return is 55° C or lower then the boiler will be condensing well. That means the flow can be up to 75° C but the lower it is the more efficient the boiler operation. Weather compensation aims to heat with the lowest flow temperature necessary to provide the required heating. Tony Sponsored Links L Lower Joined 22 Dec 2005 Messages 2,665 small homes community
Optimum Combi Boiler Temperature Settings: Complete Guide
WebAug 21, 2024 · 2. To run in condensing mode, the return water temperature as it reaches the boiler should be no more than 55 degrees. 3. You can work back from that to calculate what the flow temperature should be. This isn't a simple calculation as it depends on how the system (assuming radiators) was sized in the first place. 4. WebOct 18, 2024 · The 'flow temperature' is the temperature your boiler heats up the water to before sending it off to your radiators. Most gas boilers are set up to operate at what is … WebAug 4, 2008 · An ideal design temperature for a new condensing boiler commercial heating system would be 65°C supply, 45°C return. The 20°C DT means pipe and pump sizes are reduced (minimising electrical load and system noise) and the lower return temperature means we can operate in part-condensing mode all year round. sonic covid international travel