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The 5 Best High Efficiency Water Heater

Sep 2024

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$479
$841+
Rank
Manufacturer
Product Name
Score
1
Best High Efficiency Water Heater - NETZERO (57.2% efficiency) ThermoDrain TDH3620B-DR-PEX high performance drain Review ThermoDrain

NETZERO (57.2% efficiency) ThermoDrain TDH3620B-DR-PEX high performance drain water heat recovery unit - factory installed PEX fittings

9 . 7
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2
Best High Efficiency Water Heater - Camplux Tankless Water Heater Natural Gas,3.18 GPM High Review CAMPLUX ENJOY OUTDOOR LIFE

Camplux Tankless Water Heater Natural Gas,3.18 GPM High Efficiency Instant Hot Water Heater with Celsius Digital Display,Residential Natural Gas Water Heater for 2-3 Persons Bathroom Indoor Use,Black

9 . 5
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3
Best High Efficiency Water Heater - Tankless Water Heater Propane,6.3 GPM High Efficiency Indoor Review forimo

Tankless Water Heater Propane,6.3 GPM High Efficiency Indoor Constant Propane Tankless Water Heater,Quickly On Demand Tankless Water Heater Gas,Multi-Protection

By forimo
9 . 2
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4
Best High Efficiency Water Heater - Tankless Water Heater Propane,5.26 GPM 20L Indoor,High Efficiency Review forimo

Tankless Water Heater Propane,5.26 GPM 20L Indoor,High Efficiency Constant Propane Tankless Water Heater,Quickly On Demand Tankless Water Heater Gas,Multi-Protection

By forimo
9 . 0
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5
Best High Efficiency Water Heater - CAMPLUX Tank Water Heater Electric,38L (10 Gallons) Point Review CAMPLUX

CAMPLUX Tank Water Heater Electric,38L (10 Gallons) Point of Use Instant Hot Water Heater 120 Volt 1500W, Built-in Reliable T&P Relief Valve, Anode Rod for Hot Water Heater, UL Listed

By CAMPLUX
8 . 5
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