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Woodbridge 9.5 GPM Condensing Gas Tankless Water Heater

Model WB-95-NG
4.3/5 from 540 ratings
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Btu
180000
Venting
Direct Vent
Fuel Type
Natural Gas
Tank Type
Tankless
Condensing
1
Energy Factor
0.96

Woodbridge 9.5 GPM Condensing Gas Tankless Water Heater Review

The Woodbridge 9.5 GPM Condensing Gas Tankless is a residential whole-house gas tankless from a less-established US brand. Woodbridge sells primarily through online channels (Amazon, direct-to-consumer) at price points below the major brands (Rinnai, Navien, Rheem). 199,000 BTU condensing, 9.5 GPM peak at a 35°F rise.

Specs: 199K BTU input, UEF 0.94 (condensing), 9.5 GPM peak, stainless steel heat exchanger, PVC venting up to 50 feet, WiFi connectivity for remote control. The hardware specs match the established premium brands within a few tenths of a percent on efficiency.

The Woodbridge positioning is value — about $1,100 unit versus $1,800–$2,400 for Rinnai/Navien/Rheem equivalents. The trade-off is service network and brand history. Woodbridge is a relatively new entrant; service support is concentrated in the brand's online portal (parts shipping directly to homeowners) rather than a national plumber dealer network. For homeowners comfortable with self-service or with installers willing to work on the unit, the savings are real.

Right buyer: DIY-savvy homeowners or installations where the cost difference matters and the buyer is willing to manage service support independently. Wrong buyer: homeowners wanting traditional dealer-network service for their water heater, or anyone for whom a 7-year-old unit needing service in 2032 represents a serviceability concern. About $1,100 unit, $3,000 installed.

Pros
  • Condensing modulation (UEF 0.96) — recovers exhaust heat; 15–30% lower gas bill vs non-condensing tankless
  • UEF 0.96 — top-tier efficiency; qualifies for Inflation Reduction Act §25C residential credit
  • 10-year warranty — solid above-average coverage for this class
  • High 9.5 GPM output — serves 3+ simultaneous hot-water fixtures in most US climates
Cons
  • Requires dedicated 180K BTU gas supply line — undersized gas piping is the leading cause of flow-rate shortfalls

Full Specifications

Brand
Woodbridge
Model Number
WB-95-NG
Btu
180000
Venting
Direct Vent
Fuel Type
Natural Gas
Tank Type
Tankless
Condensing
1
Energy Factor
0.96
Flow Rate Gpm
9.5
Warranty Years
10
Capacity Gallons
0

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