Kolbe's TerraSpan lift and slide doors offer easy transitions between indoors and outdoors with flush or recessed sills. Part of the company's Ultra Series, TerraSpan doors can incorporate up to 10 panels per unit with a maximum panel height of 12 feet. The 2 1/4-inch-thick panels can be nested behind one another or recessed into a pocket opening.
Kolbe Windows & Doors
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