Sunderman Manufacturing expanded and founded Sunderman Tube in 2020 adding a 3” Tube Mill. It produces 9 different sizes of steel tubing for the manufacturing industry in the northern plains. We produce quality tube in stock lengths or “cut to length”. It is all melted and Made in The U.S.A.

Since Sunderman Manufacturing started in 1952 ,we have not only been building our own product lines, but have also been fabricating custom products for different manufacturers and private individuals. Please call us for any of your custom projects that you would like us to take a look at.

In 1952, Sunderman Manufacturing introduced the SunDair commercial heater line. With 3 different models available, our heaters range in BTU from 157,000 to 320,000 with many different configurations available. SunDair heaters are a great quality heat source for your greenhouse or shop. Available in Oil, LP and Natural Gas.

Started in 1991, Sunderman Manufacturing’s Box S Fence Line has been producing the highest quality continuous fence on the market today. We have continued to expand and diversify our product line, while maintaining the basic company premise of safety, strength and security.