Combi Boiler Hot Water Pressure
So whether you need the living room to be extra cozy for movie night or you re ready for a hot relaxing bath the combi has you covered.
Combi boiler hot water pressure. You may have noticed the pressure in the garden hosepipe is not as good when someone is filling the bath or doing the weekly laundry perhaps. In this article we give you a few options that you can do on your own before you call a licensed hvac technician. Ideally the combi boiler flow rate for a good shower should be at least 12 15 litres a minute. Cold water pressure 11 litres min 2 litres in 11 seconds hot water pressure is only 1 7 litres min 2 litres in 70 seconds if i use more than one tap in the house one complete stops.
The hot water is heated fine the combi boiler quickly kicks in when the water is required if you re patient enough to wait. Your combi boiler can be losing pressure for a number of reasons. The flow rate simply refers to how much water can pass through the appliance to feed taps and showers once the boiler is working. Pressure loss may be caused from a leak in the pressure relief valve an issue in the expansion vessel air in your system or a leak in the heating pipework itself.
If your boiler is behaving as it should the pressure will stabilise again once the system is switched off and cooled down. Pretty much the same happens when a combi boiler has to deliver hot water to several outlets at the same time. The new rheem prestige series high efficiency combi boiler offers both space heating and domestic hot water in a single unit.