CombiCondensingHigh-Efficiency

Navien NCB-H Combi

A high-capacity condensing combi boiler delivering space heating and abundant hot water.

95–97% AFUE$3,200 – $5,800 installed3 models

NCB-H Combi models

CombiENERGY STAR

NCB-150H Combi

AFUE

95%

Output

114k BTU

Turndown

11:1

Warranty

10 years

★ Best-selling combi

Installed from

$5,000

CombiENERGY STAR

NCB-180H Combi

AFUE

95%

Output

142k BTU

Turndown

11:1

Warranty

10 years

Installed from

$5,400

CombiENERGY STAR

NCB-210H Combi

AFUE

95%

Output

188k BTU

Turndown

15:1

Warranty

10 years

Installed from

$6,200

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