The TTulpe Indoor gas water heaters without pilot light offer great performance with a size that was unimaginable until today. The gas water heater Indoor B-10 Eco can be installed indoors and is a 10 liter per minute model. The Indoor B-10 Eco is an open modulating propane gas water heater. Only the Indoor B-10 is equipped with a unique gas control valve, so it does not matter whether you connect the water heater to 30, 37 or 50 mbar gas pressure. This makes the water heater internationally usable with any local gas pressure regulator. (propane gas only). The TTulpe Indoor B-10 complies with Ecodesign Directive 2009/125 / EC and has the lowest NOx emissions in the market. The self-modulating valve controls the amount of energy required to heat the water required. This results in significant energy savings. There is also a gas-saving mode so that less gas is used in the warmer months. Due to the modulation, this gas water heater is ideally suited in combination with mixer taps or