JXI POOL HEATER 400K NATURAL GAS COPPER - JXI400NN

Energy-efficient - 83% thermal efficiency rating and low-NOx design surpasses strict DOE energy efficiency requirements.
Ultra-Compact Lightweight Design - Easy to store, transport, and install, the JXi is 38% lighter with a 28% smaller footprint.
*Smaller footprint compared to major competitor models
Flexible Installation - 180° rotatable top so you never need to rotate headers.
Versa Plumb®-Ready - Installation in the Versa Plumb system reduces plumbing costs and increases energy efficiency, all using the smallest footprint available. Sweep elbow included in all JXi models
Easy Access - Electrical panel flips up for ease of service.
Easy Replacement - 3-port header for easy plumbing and drop-in replacement of MasterTemp, Max-E-Therm, and Jandy Pro Series heaters.
Sidewall Ventilation - Provides versatility and ease of installation.
High-Efficiency Gas Train and Heat Exchanger Design
Copper fin heat exchanger tubes for efficient heat transfer
Single stainless steel burner wi