Overall
within a model group will tend to vary by the size (capacity) of the unit Some products like furnaces may also be affected by installation orientation (horizontal upflow or downflow) or even by the nozzle used in installation as is the case with and oil furnaces
Read MorePrestige 90 GPM Natural Combi with 180000 BTU Rheem's Prestige Natural Rheem's Prestige Natural Combi 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
Read MoreRheem Prestige 99 GPM Natural Combi with 199000 BTU (6) Model# RCBH199DVLN Slant/Fin Sentry Natural Water with 120000 BTU Input 88000 BTU Output Intermittent Ignition (4) Model# S-120-EDP Rinnai M Series Natural Condensing /Tankless Water Heater with 160000 BTU Input ()
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