GlobalTowne has just a limited supply of the Bosch Aquastar 125BO NG outdoor tankless water heaters left in stock. The Bosch AquaStar 125 BO model has a pilot light and offers a Piezo push-button ignition and utilizes a modulating gas valve to ensure a constant temperature at varying flow rates. The 125BO is designed to be installed outdoors and has a 120V plug that is only used for freeze protection. The 125 BO is the perfect tankless solution for smaller families and households that only use no more than two hot water applications at a time. The last Aquastar 125BO units left are for Natural Gas (NG) so call soon while supplies last.