Structural Stair System


StairLok is a stronger, faster, cleaner way of building stairs using tread frames that provide continuous support between rated stair stringers, as opposed to periodic support by notched stair stringers.

StairLok Tread Frames

36″ Tread frame (treated lumber) $37.95
45″ Tread frame (treated lumber) $40.95
Custom-width tread frames (ask)
StairLok stair frame and trim prep services (ask)

(Prices are subject to change.)


Stair Calulator

(Measurements in inches)