90-degree Stack Stringer with Glass Railing

This product requires Viewrail Installation. Contact Viewrail for an installation price. Installation cost varies based on project location.

The 90 Degree FLIGHT Stack floating stair system is designed to make a statement. Its signature “stacked box” style features a crisp black reveal between each tread, creating the appearance of perfectly aligned blocks rising through your space.

Behind this striking design is a fully hidden steel support system, engineered for exceptional strength and long-lasting stability. Every component is precisely manufactured for a clean, modern look with no visible hardware. With Viewrail’s precision engineering, the FLIGHT Stack arrives ready for professional installation — giving you a bold architectural centerpiece that’s as solid as it is beautiful.

Highlights:

• Bolt-together and lag-bolt installation — no on-site fabrication or welding required.

• Unfinished treads — finish on-site in your preferred stain or color.

• Engineering process — see your stair system in 3D before production.

• Made in the USA — manufactured in Goshen, IN from domestic and imported materials.

• Installation required - sold separately

What’s in the Box:

• Stack Support Structure (qty. 1)

• 36"" Wide, 3.5” Min. Red Oak Treads – Unfinished (qty. 16)

• Custom 1/2"" Tempered Glass Panels - Ultra Clear Low Iron (qty. 4)

• Glass-mounted Aluminum Top Cap – Jet Black Finish (qty. 1)

• Mounting Hardware (for stair, treads, and railing)

Not Included:
Installation - Sold Separately

Other Notes:
Contact us for alternate configurations or installation quotes. After placing your order, a Viewrail representative will confirm details and guide you into our engineering and design phase. Typical lead time—once framing is ready—is 12-16 weeks, depending on site readiness and timely customer approvals.