NPE 2 Condensing Tankless Water Heaters

Navien...the proven leader in condensing tankless, makes it even easier to sell, install and set up with new NPE-2 series condensing tankless water heaters. The NPE-2 is offered in four Standard (NPE-S2) models up to 199,900 BTU/H and three Advanced (NPE-A2) models up to 199,900 BTU/H.
Advanced innovation engineered into the NPE-2 allows for new high-efficiency features and technology including a turndown ratio up to 15:1, EZNav™ advanced multi-line control with built-in intuitive software and easy-to-use Setup Wizard, increased 2” PVC venting length up to 75-feet, vent installation detector, built-in HotButton™ on-demand system controls, expanded cascade capability up to 32 units and expanded common venting capability up to 12 units.
The NPE-2 continues to offer the features that made the NPE the number one selling condensing tankless water heater in North America, such as dual stainless steel heat exchangers, half-inch gas pipe capability up to 24 feet and ComfortFlow® recirculation system with built-in recirculation pump and buffer tank on the NPE-A2.
Navien’s NPE-2 supports popular Navien accessories for enhanced installations including NaviLink® Wi-Fi remote control system, NaviCirc® recirculation crossover valve, H2Air® for combination space heating and domestic hot water system, and Ready-Link® manifold system for simplifying multi-unit installations on walls or racks.
To learn more, visit www.navieninc.com/residential...

[@PeterTeevan]

I already own a Navien NR-240A - and it would really help if this video explained all the jargon. Maybe it is intended for professionals.. But I don't understand what a TDR (turn down ratio) means to me as the homeowner?

[@stacywitman7028]

Navien's tankless technology is amazing! Truly state of the art. Our techs love to sell them and install them

[@JoseGarcia-qi8tf]

Navien now switch 1