What size screws 2×4 fence?

Install 4×4 posts and 2×4 top and bottom rails, then nail a 1×4 cap rail over the top rail. Cut two 1×1 supports to fit between each post. Screw the supports along the outside edge of the bottom rail on one side of the fence, fastening them every 6 to 8 inches with #8 2″ deck screws.

How long should screws be for 2×4?





The most common screw for joining two-by-fours is hardened steel, structural, No. 9, 2 1/2 inches long with a Phillips head.

How long should screws be for fence?

Fastener length



Whether you choose to use screws or nails, the length is crucial to the success of your fence. To attach preassembled panels or backer rails to posts, we recommend 18d to 20d nails or 3-1/2 in. to 4 in. long screws.

How do you know what size wood screw to use?

The general rule of thumb is that the screw should enter at least half the thickness of the bottom material, e.g. 3/4″ into a 2 x 4. The other factor is the screw’s diameter, or gauge. Screws come in gauges 2 through 16. Most of the time you’ll want to go with a #8 screw.

What screws should I use for fencing?

Polymer coated exterior screws or stainless steel screws are best for installing fence boards, while exterior rated structural screws are best for attaching fence rails to fence posts.

What kind of screws do you use for fencing?





Deck screws are the best choice for pressure-treated wood because they do not cause corrosion to the screws or stain the wood. For fences near lakes, creeks and riverbanks, consider silicon bronze screws.

How do you install a fence rail bracket?

Quote from the video:
Quote from Youtube video: It so the way i've been doing this is put a straight edge on this side on the bottom of here. And transfer the line across to here which should be more like there. I think it should be more like that.

How do you fasten rails to fence posts?

The most common – and easiest – methods are to either nail or screw the rails directly to the post using rust-free fasteners or to use galvanized fence brackets. A fence bracket is an open U-shape that holds the two-by-four rail between the posts.

How do you attach fence rails between posts?

Quote from the video:
Quote from Youtube video: So that the rail coming from the other direction will meet in the middle. So now we're just going to measure out the rail for the first section make that cut and pop it into place.

How do you screw a rail post?



Quote from the video:
Quote from Youtube video: So how do you attach them securely. The most common method is to use posts with triangular cutouts for the iris rails. And then screw through into the post.

Is it better to use nails or screws on a fence?

Nails do a much better job of bending without breaking. Screws and nails can both be installed quickly using power tools. However, remember that power tools are not required to place either type of fastener.

What screws pressure treated wood?

Most outdoor projects using pressure-treated wood will call for stainless steel screws. These screws come in a variety of grades, but 304 and 305 are the most commonly suggested grades.

How many bags of cement do I need for a fence post?



1 – 4 bags of concrete per fence post are typically what’s needed. This depends on the type of soil, fence design, height, post size and bag weight. In general the depth of the post’s hole needs to be 1/3 to 1/2 of the above ground height of the post.

How do you screw into a 4×4?

Quote from the video:
Quote from Youtube video: If you don't drill holes first especially near the end of a board drilling a pilot hole lets the threads of the screw. Cut into the walls of the hole. Rather than forcing the fibers of the wood apart.

How do you connect 4×4 lumber?

To connect 2 4x4s use a half-lap joint secured with construction adhesive, two steel plates, and four to six 1/2″ or 5/8” through bolts. Posts that support roofs or platforms should lap between 20” and 24”, other structures should connect for 6” to 10” along the centerline.

What is the load bearing capacity of a 4×4?

If you’re wondering how much weight can a 4×4 hold, we’re here to help. A 4×4 horizontally spanning 8-feet can typically carry 500lbs safely in the center, and 1,000lbs spread evenly across the span before sagging excessively. Properly supported at 16” centers, and it can support up to 4,000lbs.

How do you join 4×4 wood?



Quote from the video:
Quote from Youtube video: I just decide where I want my cross lap to sit on the pieces of lumber in this case it's about 6 inches in from the end I use a speed square to mark a straight perpendicular. Line at this point.

Is a 2×4 the same width as a 4×4?

And it’s not just a 2×4: A 1×4 is actually ¾ inches by 3-½ inches; a 4×4 is actually 3-½ inches by 3-½ inches. Most of us that know about this dimensional discrepancy will say “This is how it has always been.”

What is stronger 4×4 or 2 2×4?

When used vertically, 4x4s are stronger than two 2x4s. However, if you need a horizontal surface, two 2x4s will be stronger than one 4×4. A 4×4 should not be used horizontally for anything structural. Always be sure that you’re using the proper size and strength of lumber.

Can 2×4 be used for fence posts?

Then I just dug out around the base of each post a little and poured concrete in up to ground level. Then we just attached 2x4s around the posts, about 2″ down from the top. Just make sure you let the concrete set up completely before you do those posts.

How do you attach rails to fence posts?



Quote from the video:
Quote from Youtube video: And then cut a block in order to fix the plinth to the plinth we're using for this job is made out of treated pine. And it's treated to prevent against rot or insects.

Should I use pressure treated wood for fence rails?

When used for fencing, it must be pressure-treated to stand up to decay and the elements. It resists shrinkage, but it can still warp, crack, or twist. When properly treated, it can last a lifetime, even if it comes in contact with wet soil.