![]() Lowe's website, for example, seems to prefer the nominal sizing for their cedar boards. /rebates/2fp2f1-in-x-6-in-x-8-ft-2-Pine-WP4-V-Groove-Board-1697412f204294322&. Actual thickness: 0.75ĮDIT 2: The more I search, the more I think this may just be an anomaly with Home Depot. All of their dimensioned lumber is labeled as '1x'. The planks are still planed to the same finished or actual dimensions, but more. 1 x 4 3/4 thick x 3 1/2 wide (19 mm × 89 mm) 1 x 6 3/4 thick x 5 1/2 wide (19 mm × 140 mm) 1 x 8 3/4 thick x 7 3/4 wide (19 mm × 184 mm) Architects, contractors, and carpenters speak to wood dimensions as they are called, but actually do their work under. Actual thickness: 0.75Īnother example: My local hardwood dealer has a good explanation of nominal sizing. They are not official sizes for use in any conversion to metric system. Less common wood sizes’ actual dimensions. Actual thickness: 0.75Ī cedar 3/4"x4 board. There's a 45 minimum purchase for Scheduled Delivery. Actual thickness: 0.75Ī cherry S4S 1x4 board. Highest quality apprarance, smooth surfacing and square edges. Anyone who has ever gone shopping for lumber, whether it’s for construction or a small project, has encountered this issue: A piece of lumber may have a stated size such as 2x4 or 1圆, but when the lumber is measured, the size is a bit smaller than stated. What I don't understand is why this one species of wood is different.Ī 1x4 KD common board. This diagram is showing the actual dimensions for this 1圆 tongue and groove board. I already have a basic understanding of nominal vs. I'm sure there's a good reason for this, but would really like to know why!ĮDIT: To everyone posting comments. Actual Measurements of Dimension Lumber 1 x 6, 3/4 x 5 1/2 inches (19 x 140 mm) 1 x 8, 3/4 x 7 1/4 inches (19 x 184 mm) 1 x 10, 3. but with cedar wood, they use actual thickness. If boards will be kiln dried after milling, they start their lives sized 1.62 in. Then, the edges are surfaced (planed), reducing the actual size to 1-1/2 in. So, on virtually every other wood species, these stores use the nominal dimensions that are industry standard. Because a nominal 2x4 board is really 1-1/2 inches by 3-1/2 inches. ![]() I'm initially not sure if this is what I want, but. I go to where the cedar lumber is, and I see a whole bunch of 3/4x4, or 3/4x8 boards. I want to get ready for spring, and build some cedar planters for the outdoors. You go to buy a 1x4, for example, its not going to be 1" thick, its going to be 3/4" thick. They have the ability to dimension it.Every lumber store I go into (Home Depot, Lowes, contractor building supply stores, and even the nicer hardwood stores) all carry '1x boards'. Actual lumber is sawn, planed, and smoothed, and it’s generally made ready for many applications. Actual lumber sizes are pieces of lumber that are cut to standard sizes and refers to depth and width, but not length. A shop that buys a pallet that has 660bf or whatever on it, they're just buying volume. In reality, a 2×4 actual size measures 1-1/2 inches by 3-1/2 inches. Product dimensions will vary depending on moisture content. Sawmills began to use planers sometime after 1870 and these. Actual size: dimensions at time of manufacture. This was known as saw sizing and the width was usually 1/4-inch scant of the nominal width. 3 grade where larger knots and other characteristics are not a concern. They want to see the grain and what they're getting. Species may vary between Pine, Spruce and Fir. If you're buying off the shelf, those guys don't want rough. Manufactured from 2 grade lumber for a rustic appearance. If you go to a hardwood supplier and its surfaced, they spec'd it that way from the mill or distrubutor, whoever they got it from. Ideal for creating a feature wall or custom wainscoting. That means a 1 x 4 board is actually 3/4 inches by 3 1/2 inches. But you don't buy 2x white oak or cherry. 1x4 and 1圆 boards lose 1/4 inch in thickness and 1/2 inch in width before leaving the mill. One by, two by material - there the one by was an inch at one time, when it was cut. Framing lumber isnt sold the same way as hardwood.
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