SpecDirectory

Eco King Supreme H140vsWeil-McLain ULTRA-230

Side-by-side boiler comparison

Eco King Supreme H140

AFUE

95%

Fuel

Natural Gas, Propane Gas

Type

Boiler

Hot Water

Can integrate

Weil-McLain ULTRA-230

AFUE

94%

Fuel

Natural Gas, Propane Gas

Type

Boiler

Hot Water

Can integrate

Key differences

Both models are closely matched on afue: 95.0 vs 94.0 %. The Eco King Supreme H140 is larger at 95 % versus 94 %.

Efficiency

SpecEco King SupremeWeil-McLain
AFUE(%)9594
Fuel TypeNatural Gas, Propane GasNatural Gas, Propane Gas
Can Integrate Hot Water HeatingYesYes

Configuration

SpecEco King SupremeWeil-McLain
Product TypeBoilerBoiler
Model NameH140ULTRA
View H140 specs →View ULTRA-230 specs →

More comparisons

Burnham by U.S. Boiler ASPN-085vs Eco King Supreme H140A. O. Smith ACB-110*vs Weil-McLain ULTRA-230A. O. Smith ACB-150*vs Weil-McLain ULTRA-230A. O. Smith ACB-199*vs Weil-McLain ULTRA-230