Sliding Mullion (Sliding Post)

Sliding Mullion (Sliding Post)


For extra wide openings, Hanover Door Systems can install a Sliding Mullion between two overhead doors that can be slid to the side, thus increasing the overall width of the door opening. Either door can still be opened on their own.

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About the supplier

Although Hanover Door Systems started in 1996, we have many employees whose experiences reach farther back. Our patented Weight Counterbalance System is modified by our in-house experts for each specific job. We specialize in weight counter balance and torsion spring overhead door applications. Bring us your most difficult application and we will make sure that you are satisfied with the results.