Eccotemp Builder Grade 6.0 GPM Indoor Natural Gas Tankless Water Heater

23 Applications Provides on-demand hot water for up to 2 bathrooms simultaneously. Strong Performance Rated at 6.0 GPM with 145,000 BTUs and a 45° temperature rise. Perfect for single-family homes, townhomes, condos, cabins, apartments, or light commercial use. Certified Safe & Efficient CSA-certified for the US and Canada. Meets and exceeds DOE safety and efficiency standards. Next-Generation Technology Advanced Generation 3 computer board with high-performance processing and smart adjust programming for reliable modern use. Built-In Safety Incoming and outgoing water temperature sensors ensure consistent monitoring and total confidence in operation. Indoor Installation Designed for indoor use only. Requires 3-inch venting (compatible with Eccotemp 3' Horizontal Vent Kit or 3' Vertical Vent Kit, sold separately). Warranty & Support Limited Manufacturer Warranty: 10 years on heat exchanger, 5 years on components, 30 days on parts/accessories. Backed by live chat and self-help resources. Optional Maintenance Kit Pairs with the patented EZ-Flush Descaling Kit to maintain maximum efficiency year-round.