The tk 4 s min fire output is about 10 000 btu hr which is clearly above your average load and there s really no stopping it from cycling on off it s modulation range.
Boiler vs water heater for radiant heat.
A water heater heats water that is constantly being replenished since it is connected to taps.
Boilers and home warranties sometimes here at landmark home warranty we have individuals who are confused as to why a home warranty may cover a water heater but doesn t cover boilers.
You want a boiler because it s more than capable of heating a home through steam and radiant heat procedures.
The biggest difference between boilers and tankless water heaters is that the first is the most common choice for radiant heat.
A water heater heats water that will be used while cooking or cleaning.
Water heater for radiant heat water heaters are good for radiant floor heating because they maintain a low temperature.
Instead a boiler turns water into steam.
Boilers can be used to not only heat water but also heat your home and even generate power.
You really only need a maximum of 120 f for your floor.
However unlike hot water heaters some boiler systems come with a hot water storage cylinder.
Boilers heat water very quickly and like hot water heaters are available in tanked and tankless versions.
Your real heat load is less than half that stated and a tankless hot water heater is a dreadfully poor choice for a slab heater when the real heat load is under 15 000 btu hr.