3/4 Inch Inline Flow Regulator Kit With 1.0 1.5 2.0 3.0 And 4.0 GPM Inserts, Easy 3/4 Inch NPT Installation, Universal Fit For All 3/4 Inch Lines, Lowers Water And Energy Use By Regulating Hot Line GPM And Maximizing Tankless Water Heater Efficiency

Inline 3/4 in Flow Regulator Kit for Tankless Heaters
✔️ Includes 1.0, 1.5, 2.0, 3.0 & 4.0 GPM inserts; fits 3/4 in NPT

This inline flow regulator kit is designed for 3/4 inch lines and helps balance hot water flow to maximize tankless heater efficiency. It’s ideal for homes with multiple fixtures running at once, ensuring steadier temperatures and reduced waste.

✅ Regulates hot-line GPM to prevent overshoot
✅ Includes 1.0, 1.5, 2.0, 3.0, 4.0 GPM inserts
✅ Simple 3/4 in NPT installation on universal lines
✅ Reduces water waste and energy use by optimizing flow
✅ Improves tankless heater efficiency by stabilizing temps

💡 What is the best way to regulate hot water flow for a 3/4 inch tankless system?

This handy guide explains why flow control matters.

* Flow control lowers peak load on the heater by limiting GPM

* Selecting inserts from 1.0 to 4.0 GPM lets you dial in comfort

* Easy 3/4 in NPT installation fits standard lines

* Improves hot water temperature consistency across fixtures