Buy On Demand Hot — Water Heater

: Water is heated instantly as it passes through the system, providing a "continuous" supply. II. Strategic Sizing: GPM & Temperature Rise

Total the GPM of every fixture you plan to run simultaneously: : 2.0 – 3.0 GPM Kitchen Faucet : 1.0 – 2.0 GPM Dishwasher/Laundry : 1.5 – 2.5 GPM 2. Factoring Temperature Rise buy on demand hot water heater

: A high-capacity electric unit known for its "Advanced Flow Control" to maintain steady temps. : Water is heated instantly as it passes

Unlike tanks, these units are sized by their ability to handle "peak demand"—the total hot water needed at one time. 1. Calculating Flow Rate (GPM) buy on demand hot water heater

Tankless or Demand-Type Water Heaters - Department of Energy