Rheem s prestige high efficiency natural gas combi boiler rheem s prestige high efficiency natural gas combi boiler provides an efficient continuous supply of domestic hot water used for faucets showers washing machines etc and provides hydronic space heating for residential applications such radiant floors baseboards hydronic air handlers etc.
Hot water floor heating system.
This means it not only guarantees warm floors at a small fraction of the cost of other systems but will also goes light on your electricity bills.
As a condensing combi boiler heat is extracted from the units exhaust gases allowing for higher efficiency and therefore helping you save.
A pump kicks on and water runs from the water heater and into the floors.
If you can see the numbers on the gauges in the photo the water going out is about 100 degrees and the water coming back is about 80 degrees.
You really only need a maximum of 120 f for your floor.
As a bonus the film of this radiant floor heating mat only uses 12 watts to raise the floor temperature to comfortable levels.
That temperature is safe and comfortable as well as being efficient.
You will need to be aware of the incoming groundwater temperature as cold water will drop the overall water temperature.
Water heaters are good for radiant floor heating because they maintain a low temperature.
Floor heating floor heating systems provide comfort by warming the body from the floor up either by using electricity or hot water to heat coils installed in the floor or underneath the floor.