 GET A QUOTE Food Industry Boiler--ZBG Generally, food plants mostly use small and medium boilers, here to introduce some most popular boiler from ZBG in this industry. Which type of boilers apply to this industry? WNS Fire Tube Boiler. WNS series packaged gas and oil fired boiler, three-pass wet-back design, fire tube boiler 0 ton - 00 ton. Request a Quotation Chat online GET A QUOTE 