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540H Series Tankless Condensing Indoor Water Heater
Designed for residential and light commercial applications
Uses Up to 199,000 BTUs Of Natural Gas (NG)
Will NOT work with LP fuel source
Continuous Max Flow Rates Up To 10.0 Gallons Per Minute (GPM)
Suitable for heavier-residential usages (heating/re-circulation)
Electronic Ignition & Ultra-Low NOx Condensing Technology
Provides an unprecedented 0.95 Energy Factor (EF)
Power Direct Vent Design (Common Vent Up To 8 Units)
3" PVC Venting up to 70' or 4" PVC Venting up to 100'
HRS35 Copper Alloy Primary Heat Exchanger & Stainless Secondary
25X Better at heat transfer than stainless steel & resists erosion
Easy-Link (4-Units) & Multi-Link (Up To 20 Units) Compatible
Allows for a variety of installation applications
Product PreserversS® Anti-Scale System
Single cartridge based system protects plumbing surfaces
For Indoor Installations - Includes Power Cord
Built-in temp. controller & advanced diag. for simple troubleshooting
ENERGY STAR Qualified & Meets Ultra Low NOx Emission Reqs.
15-Year Limited Heat Exchanger & 5-Year Limited Part Warranty