Navien NPN-180 Series LP Non-Condensing Tankless Water Heater – 180,000 BTU & Outdoor/Indoor Installation

The Navien NPN-180 LP is a reliable, 180,000 BTU non-condensing tankless water heater built for homeowners and contractors who want dependable hot water performance without the complexity of a condensing system. As part of Navien’s NPN Series, it delivers strong flow rates, durable construction, and simplified installation—making it an excellent choice for remodels, replacements, and new construction.

Engineered for LP (propane) applications, the NPN-180 features Navien’s rugged stainless steel heat exchanger, easy venting options, and intuitive controls. Its compact, wall-mounted design saves space while providing continuous hot water on demand.

Key Features

• 180,000 BTU non-condensing tankless performance

• Propane (LP) model designed for homes without natural gas

• Continuous hot water with a true tankless design

• Durable stainless steel heat exchanger for long service life

• Simplified installation compared to condensing units

• Compatible with standard plumbing systems

• Certified for safety and quality

A strong, practical solution for customers seeking reliable tankless performance with lower upfront costs than condensing models.

At Apex Supply Company, we offer local pickup, local delivery, and nationwide shipping.