Installation Instructions

It is important that the floor be level and square.
Before nailing the flooring, measure the floor
diagonally (corner to corner). Then measure the
opposite corners. These measurements will be the
same if the floor is square. Angle measurement
should be 170-1/2"
1. Cut (2) two 2x4-12' boards to 11' - 9". Layout boards for floor joist spacing. 'X' marks
where floor joist will be placed.
The floor should measure 8'-0" wide by 11'-9" in length. If you ordered the optional
wood floor, follow the instructions below. When using a concrete slab for a floor
install foam sill seale
r as a moisture barrier between the concrete and the wall plates.
X
X
X
X
X
X
16"15-1/4"
2x4 - 11'-9"
Joist Header
X
X
16"
2. Cut 2x4-8' floor joist to 7'-9". Treated lumber may be thicker than 1-1/2". Shorten joist
measurements if necessary to obtain 8'-0" building width.
3. Install floor joist between the joist headers. Use 16d galv. deck nails.
2x4 Floor Joist
spaced 16" o.c.
2x4 Joist
Header
4x4 Treated Runners
Flooring
96" Wide
Cut Floor Joist 93" to fit
between Joist Header
Material Description 8' x 12' shed
2x4 Joist Headers 2 pcs. 12'
2x4 Floor Joist 10 pcs. 8'
4x4 Treated Runners 3 pcs. 12'
Flooring 5/8" or 3/4" 3 pcs. 4x8
Screw Floor Nails 1 lb. 8d
Galv. Box Nails 1 lb. 16d
11' - 9"
Back of Building
Constructing Details for Deluxe Floor System
Deluxe floors include 4x4 runners, standard floors do not