Vertical oil(gas) Fired fire tube Hot water boiler LNS series of oil gas fired hot water boiler is fire tube and vertical type boiler, and is the new patented technology boiler which developed independently by our company. Lower fuel consumption. Lower power consumption. Lower heat losses. Boilers are completely trimmed, packaged boilers, No additional fuel train items or electrical wiring is needed. Located in the upper ring has large-capacity boiler steam room, pot and underwater soft drinks separation measures, ensure the availability of high quality steam. Effectively increaseing heat transfer to the gas water heaters, improving the thermal efficiency and good energy saving effect. Quickly startup, achieving high temperature and pressure in short time. Nature circle, be able to endure different temperature. Water level, steam pressure etc. Many chain protection ways. The stucture design is perfect and excellent, covering small installing area.