Best Residential Water Flow Meter

Rinnai RU199eN Condensing Tankless Hot Water Heater, 11 GPM, Natural Gas, Outdoor Installation

Endless Hot Water: Enjoy unlimited hot water flow throughout the house.
Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary.
Optimal Water Pressure: Up to 11 GPM hot water flow rate for a powerful, constant stream.
Instant Heating: Equipped with Circ-Logic - Pair with an external pump to reduce wait time for hot water via scheduled or on-demand recirculation.
Guaranteed to Last: 15-, 5-, and 1-year residential for heat exchanger, labor, and parts, respectively. Wifi monitoring..

Endless Hot Water: Enjoy unlimited hot water flow throughout the house.
Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary.
Optimal Water Pressure: Up to 7 GPM hot water flow rate for a powerful, constant stream.
Instant Heating: Equipped with Circ-Logic - Pair with an external pump to reduce wait time for hot water via scheduled or on-demand recirculation.
Guaranteed to Last: 15-, 5-, and 1-year residential for heat exchanger, labor, and parts, respectively. Wifi monitoring..

Endless Hot Water: Enjoy unlimited hot water flow throughout the house.
Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary.
Optimal Water Pressure: Up to 10 GPM hot water flow rate for a powerful, constant stream.
Instant Heating: Equipped with Circ-Logic - Pair with an external pump to reduce wait time for hot water via scheduled or on-demand recirculation.
Guaranteed to Last: 15-, 5-, and 1-year residential for heat exchanger, labor, and parts, respectively. Wifi monitoring..

Endless Hot Water: Enjoy unlimited hot water flow throughout the house.
Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary.
Optimal Water Pressure: Up to 7 GPM hot water flow rate for a powerful, constant stream.
Instant Heating: Equipped with Circ-Logic - Pair with an external pump to reduce wait time for hot water via scheduled or on-demand recirculation.
Guaranteed to Last: 15-, 5-, and 1-year residential for heat exchanger, labor, and parts, respectively.

Endless Hot Water: Enjoy unlimited hot water flow throughout the house.
Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary.
Optimal Water Pressure: High-performance 6.5 GPM hot water flow rate for a powerful, constant stream.
Multiple venting options available including PVC/CPVC using the Ubbink Concentric to Twin Pipe adaptor allow for an easy installation.
Guaranteed to Last: 12-, 5-, and 1-year residential factory warranty for heat exchanger, parts, and labor respectively.

Endless Hot Water: Enjoy unlimited hot water flow throughout the house.
Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary.
Optimal Water Pressure: High-performance 7.5 GPM hot water flow rate for a powerful, constant stream.
Multiple venting options available including PVC/CPVC using the Ubbink Concentric to Twin Pipe adaptor allow for an easy installation.
Guaranteed to Last: 12-, 5-, and 1-year residential factory warranty for heat exchanger, parts, and labor respectively.

Endless Hot Water: Enjoy unlimited hot water flow throughout the house.
Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary.
Optimal Water Pressure: High-performance 7.5 GPM hot water flow rate for a powerful, constant stream.
Multiple venting options available including PVC/CPVC using the Ubbink Concentric to Twin Pipe adaptor allow for an easy installation.
Guaranteed to Last: 12-, 5-, and 1-year residential factory warranty for heat exchanger, parts, and labor respectively.

Endless Hot Water: Enjoy unlimited hot water flow throughout the house.
Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary.
Optimal Water Pressure: High-performance 6.5 GPM hot water flow rate for a powerful, constant stream.
Multiple venting options available including PVC/CPVC using the Ubbink Concentric to Twin Pipe adaptor allow for an easy installation.
Guaranteed to Last: 12-, 5-, and 1-year residential factory warranty for heat exchanger, parts, and labor respectively.

Flow Rate of up to 7.1 Gallons with the Included 110V DC Plug-In Adapter, Plug-In Pump, Flip the Switch and Squeeze the Trigger to being the Flow.
Compatible with Engine oil, Hydraulic fluid, DEF, Diesel, Kerosene, Washer Fluid, Antifreeze, Non-Potable Water and more.
Discharge Hose Length of 6.6 ft with Flow Control Nozzle / Adjustable Intake Tube Reaches from 2.8 ft to 4.1 ft to fit 55 Gallon Drums to IBC Totes.
Digital Oil Meter - 35L Flow Rate of Low Viscosity Fluids.
Backed by a 1 Years Limited Manufacturer Warranty on Defects / Do Not Use with Chlorinated Acids or Drinking Water.