Fuel oil boiler STC

residentialindoor

High energy efficiency of 90% Naviens stainless steel heat exchangers present high efficiency by preventing corrosion and erosion Built-in expansion vessel and circulation pump saves the installation expenses and time Built-in anti-frost system improves safety operation Noiseless and smooth operation is guaranteed A digital room thermostat is available Durable, efficient, and economical boilers Made of stainless steel, our heat exchangers can resist corrosion and erosion up to 3.8 times longer compared to copper heat exchangers. (Test result by Korea Maritime University) Naviens Stainless Steel heat exchanger maximizes thermal efficiency while reducing fuel costs.