BROSCO Book of Designs

Stair Treads, Scotia and Nosing

RISERS

HARD PINE TREADS (Southern Yellow Pine)

HARD PINE TREADS Size 36" 42" 48" 54" 60" 72"

3 / 4 " thick x 7 1 / 2 " high 3 / 4 " thick x 8" high Oak Maple Primed Primed (Grooved)

– – – – – – – – –

3 / 4 " x 10 1 / 2 " 3 / 4 " x 11 1 / 2 "

Size 42" 48" 60"

3 3 3 3 3 3

3 3 3

3 3 3

3 3 3

3 3 3

1 1 / 16 " x 10 1 / 2 " 3 3 3

1 1 / 16 " x 11 1 / 2 "

3 3 3 3 3 3

BROSCO Boise Cascade Custom Manufactured Double Returned Tread

Specify Opening

To order, please specify the following: 1. “Basic Tread” size. Example: 3/4" x 10-1/2" 2. Specify Opening Dimension - the space between returns 3. Specie: Red Oak or Maple

1 1 / 4 "

DOUBLE RETURNED TREADS

Throat Opening

Square Edge Red Oak

Square Edge White Oak

Size

Red Oak White Oak

Maple

3 / 4 " x 10 1 / 2 " 3 / 4 " x 11 1 / 2 " 1" x 10 1 / 2 " 1" x 11 1 / 2 "

36" up to 57" 36" up to 57" 36" up to 57" 36" up to 57"

3

3

3

3

3

3

3

3

3

3

3

3

3

3

3

3

3

3

3

3

SCOTIA AND NOSING

B-6124

NOSING *

SCOTIA †

RABBETED NOSING * Size

White Oak Maple

White Oak Maple

Red Oak

Red Oak

White Oak Maple

Red Oak

Size

Size

–

1 / 2 " x 11 / 16 "

3 / 4 " x 1 1 / 4 " 3 / 4 " x 4 1 / 4 " 1 1 / 32 " x 1 1 / 4 "

–

1 1 / 32 " x 3 1 / 2 " 1 1 / 32 " x 5 1 / 4 "

3 3 3

3 3

3 3

3 3 3 3 3 3

3 3 3

† Scotia available 5'-0" to 16'-0" lengths.

* Nosing available 5'-0" to 12'-0" lengths.

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