The Eccotemp FVI12 Indoor Liquid Propane Tankless Water Heater is one of the most advanced indoor models of the Eccotemp tankless line. Rated at 4.0 GPM with a temperature rise of 38 degrees and 80,000 BTU per hour, the Eccotemp FVI12-LP can meet your hot-water needs! Eccotemp’s advanced 0.7 GPM low flow ignition technology allows users to enjoy endless hot water without experiencing cold spots. Manual temperature controls allow the temperature to be set and regulated at the front control panel, and not your sink or shower. We recommend the Eccotemp FVI12-LP for smaller single-family homes, apartments, condos, or cabins. Using 1-2 hot water applications simultaneously is a breeze with the Eccotemp FVI12-LP. With our upgraded PCB (Product Control Board) performance and an all-new gas modulating valve, consumers can experience best-in-class temperature performance with a price anyone can afford. The compact, wall-mounted Eccotemp FVI12-LP has a 110/120-volt UL listed power cord that powers the internal Exhaust Fan, Digital Display and PCB. The Eccotemp FVI12 has been tested for use at elevations up to 2000 feet. Installation and use of the Eccotemp FVI12 above 2000 feet may affect overall product efficiency and performance. Installation and use of the Eccotemp FVI12 above 5000 feet is not recommended. IMPORTANT NOTE: Cannot be used for HYDRONIC SYSTEMS, RECIRCULATING, or FLOOR HEATING.