Pacific Stair Corporation's Stack-A-Shaft® is a stacking stair system that solves many problems commonly found in the construction industry. Stack-A-Shaft® has been designed to solve access, elevation and tolerance issues. Stack-A-Shaft® units are flown into place by crane and are ready for use typically in less than one hour, providing immediate access for crews. Stack-A-Shaft® is designed for multiple building configurations and construction techniques. Each unit includes flights, landings, rail, and connections ready to tie into the building structure and next unit.

SAS®-LG Light Gage Steel Structures

• Designed to connect directly to light gage members.
• Self Supporting: no need for additional steel for stair openings or support.

SAS®-WF Wood Framed Structures

• SAS® come with connections for wood joists or beams.

SAS®-PT Concrete Post Tension Slab Structures

• Installed BEFORE slab is poured - helps to confirm elevations.

SAS®-HS Heavy Structural Steel Structures

• Multiple attachments available - bolting or welding as required.
• Ability to set stairs without the need to have all decking in place.

Why Stack-A-Shaft®?

Trades are using the stairs during the construction phase.

• Access to the highest working deck.
• Eliminate the cost and the need for temporary stairs, wood ladders, or man-lifts to get workers to the highest working platforms.
• Keeps your project OSHA compliant from day one.

Finish floor elevations are pre-determined by the Stack-A-Shaft®system and are easier to control.

• Floors are framed to the Stack-A-Shaft®, eliminating the guess work.
• Discrepancies are better controlled by having a fixed reference point to work from.
• Needed changes in elevation are more precise with Stack-A-Shaft® system.