| NOMINAL SIZE ROUGH SIZE ACTUAL SIZE: SURFACED 1 SIDE | 5/4 inch 1 1/4 inch 1 1/8 inch (29 mm) | 6/4 inch 1 1/2 inch 1 3/8 inch (35 mm) | 8/4 inch 2 inches 1 13/16 inch (46 mm) | 12/4 inch 3 inches 2 13/16 inch (71 mm) |
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What does the measurement 5 4 mean?
Five quarters, six quarters, eight quarters. It refers to the thickness of the wood, in quarters of inches. So 5/4 is
1 1/4′′ thick
, 6/4 is 1 1/2′′ thick, and 8/4 is 2′′ thick. 11.
Why are decks called 5 4?
It simply
refers to how many 1/4-inches thick the rough stock is
. For example, 4/4 (read out loud as four-quarters) is 1-in. thick in the rough. 5/4 is 1-1/4-in.
What is the actual thickness of a five quarter board?
5/4ths is a common pre-cut of lumber, but the actual thickness of the board is
1.25 inches
.
What size is 4/4 lumber?
A “quarter” system is commonly used in the hardwood lumber industry when referring to thickness. 4/4 refers to a
1 inch thick board
, 6/4 is 1-1/2 inch, 8/4 is 2 inches, and so on.
What size is 5 4 decking?
5/4 Decking Actual Dimensions
1′′ x 5.5.”
If you use 5/4 decking, you are getting two-thirds of the board of a 2×6.
What does S2S mean in lumber?
S2S:
Surfaced 2 sides
, meaning that the rough lumber has been surfaced on the top and the bottom.
How thick is a 2×4?
A piece of surfaced (sanded smooth) 2×4 lumber actually measures
11⁄2 inches
thick and 31⁄2 inches wide. In rough-cut condition, a 2×4 is slightly less than 2 inches thick and approximately 4 inches wide. When wood is milled from a rough to a smooth surface, it loses about 1⁄4-inch from each of its four sides.
What does BF mean in lumber?
1. Hardwood lumber is typically sold by the
board foot
, a unit of volume equivalent to a board that is one inch thick, one foot wide and one foot long, or 144 cubic inches.
How far can you span 5 4 deck boards?
Decking boards span from joist to joist. If you use 5/4 decking, joists must be no farther apart than
16 inches
. Decking made of 2x4s or 2x6s can span up to 24 inches. If you will run decking at an angle, you might need to put the joists closer together.
What is the best size wood for decking?
Width:
Six-inch wide boards are ideal in most cases
. Four inch wide material takes longer to install, creates more gaps and requires a lot more fasteners—but you can use it. Eight inch wide boards, because of their greater width, have more of a tendency to crack and cup; avoid using them.
Can you stain pressure-treated wood?
Not only can you stain treated wood
, painting and staining pressure-treated wood is actually good for your new deck. Although the treated wood doesn’t need to be protected against rot, staining it will help reduce surface cracking.
What is a standard deck board size?
Common deck board widths are
4”, 6” and 8”
. The widths are readily available in most lumber or building supply stores, and the number of pieces easily calculated into deck dimensions. Other widths may be used for aesthetics and effect.
Is a 4×4 really 4 inches?
While it is true that
the actual size of a 4 x 4 board is 3 1⁄2 x 3 1⁄2
, that is not a deceptive practice in my opinion. It is well known that lumber is sold based on nominal sizes, and the actual size of the boards is smaller than the nominal size.
What is the actual size of a 2×12?
| Nominal Size Actual Size | 2 x 6 1 1/2 x 5 1/2 inches (38 x 140 mm) | 2 x 8 1 1/2 x 7 1/4 inches (38 x 184 mm) | 2 x 10 1 1/2 x 9 1/4 inches (38 x 235 mm) | 2 x 12 1 1/2 x 11 1/4 inches (38 x 286 mm) |
|---|
What is the size of a 2×6?
| Dimensional Lumber: Nominal Size vs. Actual Size | Two-by-six or 2 x 6 1 1/2 inches x 5 1/2 inches | Two-by-eight or 2 x 8 1 1/2 inches x 7 1/4 inches | Two-by-ten or 2 x 10 1 1/2 inches x 9 1/4 inches | One-by-two or 1 x 2 3/4-inch x 1 1/2 inches |
|---|
What does BTR mean in lumber?
| BTR Better | B&B B & Better | CON COM Construction Common Redwood | CON HEART Construction Heart Redwood | STD BTR Standard & Better |
|---|
What does SLR mean in lumber?
Straight Line Rip
Lumber Edges Explained.
What does FAS stand for in lumber?
FAS: (
first and second grade
) This stands for the highest grade of lumber. FAS grade includes some defects but is considered the premier lumber for furniture and cabinet making.
How big is a 2×4 wood?
Now, most timber is milled and planed to give it a little more of a finished look, and a little more of a consistent size and profile. Because of this extra milling, a 2×4 no longer measures a full 2 inches by four inches. Instead, a 2×4 is really only
1 1/2′′ by 3 1/2′′
.
How big is a 2×4 stud?
The actual size of a smooth 2×4 stud is
1.5 inches thick, 3.5 inches wide, and 92 5/8′′ long
. However, when the cut is rough the measurements will be 4 inches wide and 2 inches thick. When shopping for lumber pieces, it can be confusing to find the right size.
Why 2×4 is not 2×4?
The simple reason why 2×4 is not 2 inches by 4 inches is that
lumber mills trim off rough or warped surfaces of a 2×4 to give it a more polished and finished look
. By planning the lumber on all four sides, the original 2×4 is now reduced to 1 1⁄2 inches by 3 1/2 inches.
