Noritz NR98SV 199,900 BTU Indoor Single Vent Residential Tankless Water Heater (LP)

New Features: Scale Detection Software Improved Copper Heat Exchanger Features: Standard Input - Gas consumption ranges from 12,000 BTUh to 199,900 BTUh Capacity Range - Fbw rates from 0.5 gpm up to 9.8 gpm Compact Design - ANSI Z21.10.3/CSA 4.3 certified design that can be wall-mounted indoors (-SV and -DVC models only) or installed outdoors with an -OD model Durable Steel Casing with Polyester Coating Heat Exchanger - Manufactured with commercial grade copper, 25% thicker piping that standard models Venting Options - Available in Power Vent (-SV), Outdoor (-OD), or Concentric Direct Vent (-DVC) model that requires either 4" Category III or 5"/3" Noritz concentric stainless steel pipe Direct Electronic Ignition Quick Connect - Two identical units can be linked together by using the optional Quick Connect Cord for twice the hot water capacity Energy Factor - 0.82 for SV model, 0.83 for OD model, 0.82 for DVC model Temperature Controls - Includes remote thermostat that can precisely adjust the output temper...