box s fence

Started in 1991, Sunderman Manufacturing’s Box S line has been producing the highest quality product 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.

Give us a call today for any custom applications you may need from semi loadouts to facility design!

READ MORE ABOUT OUR ALLEY BACK STOPS

  • Panels are typically 48 inches tall and the average install height is 12 inches. This means most panels are 60 inches in finished height and use six uprights. For most applications, this is the panel you need.

  • FIVE BAR

    We offer the five bar at 38.25 or 48 inches tall. This panel gives you the flexibility of a shorter height for a horse or low pressure pen.

  • FOUR BAR

    Our four bar panel is the perfect panel for your horse pens. With a panel height of 37.25 inches and the average install height of 14 inches, this will give you a finish panel height of 50 inches.

  • HIGH QUALITY TUBE

    Using high quality 1.25 inch tube and our own modified channel upright. Box S Fence has some of the strongest fence on the market.

  • OUR OWN MODIFIED CHANNEL UPRIGHT

    With the use of our upright, this allows you to have an unsupported to rail, unlike many other manufacturers.

  • SIX UPRIGHTS, INSTEAD OF FIVE

    We use 6 uprights in our panel not 5, giving you the extra support you need.

  • CUSTOM GATES

    We offer a full line of custom gates in 1.25 inch round tube, 1.25 inch square tube, 1.5 inch square tube and 2 inch square tube.