In China ,designation WNS gas fired boiler stands for gas fired boiler in the structure of  horizontal internal combustion.It adopts three-pass structure in modular construction.WNS gas steam boilers are widely used in chemical industry, plastics industry, coatings and automotive industries, food process ,bitumen industry, construction equipment industry, shipbuilding industry, apparel clothing, washing, ironing, the pharmaceutical industry,biotechnology, sauna and beauty, hotels, restaurants, sports, fitness and other places where high temperature and high pressure steam is needed.WNS gas fired boiler is now enjoy its popularity in Pakistan.
WNS series Gas Fired Steam Boilers have reached the first-rated level of the world in the key technical aspect. We adopted German technology and won the bid of world bank GEF efficient and environmentally friendly boiler subproject.

ZG WNS gas fired boiler characteristics

+this kind of gas fired boiler adopts three-pass structure,which expand the volume of the combustion chamber, making the fuel burn fully
+corrugated furnace structure increases the heat transfer area ,and also satisfies the free expansion after the furnace is being heated.
+Wet back structure,whole plate boundary butt-jointed with seam rewards the WNS gas fired boiler with the advantages of high reliability and easy maintenance.
+Rear view device is easy to observe combustion status
+Thread smoke tube enhances the heat transferred effect.
+Color pattern plate packaging ,mirror finished stainless steel ,or brushed stainless steel ,elegant appearance
+German Imported Combustor ,Automatic operation
+.multiple protective devices make the operation safe and reliable
+ ASME Standard certification presents thermal efficiency ,stable output , strong load adaptability of the gas fired boiler.

why clients rely on ZG WNS gas steam boiler?

Since 1945, ZG has built a world-wide reputation as a producer of performance WNS gas steam  boilers, combining high-quality manufacturing processes with a passion for exploring new ideas and technologies largely ignored by longer established competitors.All WNS gas steam boilers from ZG have passed ISO9001:2008 & ASME International Quality Management System Certification, CE, AS, GOST certifications are also available.ZG WNS gas steam boiler’s combustion technology has been proven to burn these fuels as cleanly as possible. That means improved efficiency and reduced emissions of NOx, SO2 and greenhouse gases.