EZ Tankless Sapphire Series 12L 4.5 GPM 80,000 BTU Liquid Propane or Natural Gas Indoor Tankless Water Heater New
The Sapphire Series 12L is a 80,000 BTU indoor tankless water heater capable of producing up to 4.5 gallons per minute (GPM). With low water flow ignition, the SAP12L will ignite at just 0.5 gallons per minute. Using an electronic ignition that only ignites when you open a hot water tap. Digital controls allow you to adjust the temperature with a simple push of a button.
What Our Experts Think
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EZ Tankless Sapphire Series 12L Indoor Tankless Water Heater — efficient on‑demand hot water solution for everyday use.
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4.5 GPM continuous flow with 80,000 BTU input delivers reliable hot water for showers and sinks.
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Dual‑fuel flexibility: works with liquid propane or natural gas to suit your installation.
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Compact indoor design fits standard spaces with proper venting.
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Designed for consistent, energy‑efficient performance with minimal standby loss.
Q&A
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What is this water heater best for?
Providing continuous hot water for bathrooms, kitchens, and laundry in homes or small apartments.
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How much hot water can it deliver?
Up to 4.5 gallons per minute of on‑demand hot water.
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What fuel types does it support?
Liquid propane (LP) or natural gas for installation flexibility.
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Is it suitable for indoor installation?
Yes — designed for indoor use with proper venting.
Maintenance Tips
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Flush the unit periodically to remove mineral buildup and maintain efficiency.
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Inspect gas lines and connections frequently for leaks or wear.
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Wipe exterior surfaces to remove dust and debris.
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Check and clean the inlet water filter as needed.
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Ensure venting remains unobstructed and properly sealed for safe operation
Damage 
Loss 
Theft 
