HOT WATER HEATERS
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40-50 gallon typical size, has a standing pilot. Efficiency 60%. Typical life span is 8-13 years.
(very useful depending on how many family members, especially teenagers). |
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Navian tankless np180 can deliver a minimum constant 3.5 gallons a minute of hot water. Unit is pvc vented to outside not thru chimney. Typical life span is 15-20 years.
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