WWS 2024 Product Catalog

Basement Access Doors Bilco Stair Stringers

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Constructed of 14-gauge galvanized steel, BILCO stair stringers are an economical way to add a staircase to any existing basement areaway. To determine the stair stringers required, measure the height of grade above the finished basement floor (H) and length (L) of your areaway opening. Select the proper stair stingers from the table to the below.

Product No.

Width [in]

Length [in]

Height [in]

84 84 84 84

1-3/4 1-3/4 1-3/4 1-3/4

FP5 FP8

5 8

FP11 FP14

11 14

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