Is it better to nail or screw floorboards?
James Craig
Published Jan 24, 2026
Another great advantage is the fact that screws will pull the boards down better than any nails and hold without popping out. The tighter grip they provide makes screws the superior long term solution.
Should you screw down floorboards?
To reiterate: you must never nail or screw down loose floorboards without finding out exactly what's beneath them first! You can use an electronic pipe and cable detector for this, but -given the number of nails down there - it's easier to lift the floorboards and take a look than rely on confused electronic readings.
Are nails or screws better for floor joists?
Nails are often preferred for large projects, like house framing and installing hardwood floors, because they are typically stronger and less expensive than screws. Since most nails have smooth heads and shafts, they insert easily and speedily with a hammer or nail gun.
Do you have to nail floorboards?
If you have a concrete subfloor, then you should glue your hardwood down, if you have a wooden subfloor then you can choose either method of installation. However, if you are planning on fitting your hardwood floor to joists, then you will need to secret nail them into place.
What screws to use to secure floorboards?
We would recommend 50mm screws. The reason for this is that you want to avoid hitting electrical cables that may be running under the floorboards. There are strict rules for electrical contractors as to what depth they should drill holes through joists.
16 related questions foundHow do you nail down loose floorboards?
Preparation
- Inspect the floor for any nail or screw heads that have raised up.
- Remove any raised nails with the hammer. Remove any raised screws with the screwdriver.
- Drill new 2-inch wood screws completely into the empty holes to replace any removed nails or screws. ...
- Cover the screw heads with wood filler.
What is special about flooring screws?
Flooring screws are suitable to use with a wide range of flooring including softwood, hardwood and fibreboard. They are easy to install, often with no pivot required and they are designed to prevent boards from splitting. Available in a wide range of sizes and finishes for both domestic and commercial projects.
Can you screw floorboards?
If the floorboard is in good condition, you can take out the nails and screw it down using the existing nail holes. If it's badly damaged at the sides and corners, you'll need to make new holes for the screws. But before you start drilling, do make sure you lift the board and check for pipes and cables.
Can you use decking screws for floorboards?
Place a floor board into position and insert the sharp point of a deck screw into the pre-drilled hole. Drive the screw through the board and into the framing with a bit driver, applying pressure as you go. Repeat this process to place screws in all of the pre-drilled pilot holes to secure all floor boards.
Why do my floorboards creak so much?
The noise that you hear when you step on a floorboard (or floorboards) is usually a result of loose boards. The bounciness and movement in these loose boards causes them to rub together or onto a fixing nail or floor joist which, in turn, creates an unpleasant and annoying noise referred to as creaking or squeaking.
What are the disadvantages of screws?
Screws can rip right through certain materials, making them a poor fastener choice for weak, thin woods. Door skin (1/8-inch plywood) and similar materials may allow screw heads to sink or rip right through. Very soft woods such as balsa will also sink or dent under the pressure of a screw head being driven in.
Why are nails used instead of screws?
When deciding between nails and screws, keep in mind that nails are less brittle, so they provide greater shear strength. They may bend under pressure, but they seldom snap.
Do screws hold tighter than nails?
Screws have more holding power than nails and have a high failure strength that makes them well suited for high-stress structural projects. They're also easier to remove.
How many screws do I need for floorboards?
You will need to use 5 screws evenly spaced across each joist so you can use as many as 30 screws per board.
How do you secure squeaky floorboards?
Here are 7 ways to stop your wood floors from being squeaky:
- Put a Shim into the Gap.
- Nail a Piece of Wood Along a Warped Joist.
- Put Wood Blocks Between Noisy Joists.
- Use Construction Adhesive to Fill Long Gaps.
- Screw the Subfloor to the Finished Floor.
- Floorboard Lubricants.
- Fix the Squeak from Above.
How thick are standard floorboards?
Solid wood floor is most commonly found in 15 to 20mm thickness. When choosing the thickness of engineered wood flooring, there are two different considerations to be taken into account. The first is the thickness of the overall board and the second is the thickness of the solid wood lamella or top layer.
How do you seal gaps between floorboards?
How to Fill Floorboard Gaps With Wood Strips
- Cut the Strips. Measure the width and length of each gap between floorboards. ...
- Glue the Strips in Place. Apply wood glue to the sides of each strip and gently tap it into the gap, using a mallet or hammer. ...
- Sand and Stain the Strips.
How long should floor screws be?
You'll want the screw to go about an inch past the plywood into the joist or underlying layer beneath it. So if your subfloor is 3/4 of an inch thick, any screw about 1 3/4 inches long will do the trick. If the plywood subfloor you're placing is 5/8 of an inch thick, you need a screw about 1 5/8 inches long.
What are floorboard screws?
Avoid squeaky floors, split wood or visible fixings with flooring screws. These specialist screws are suitable for a range of flooring types whilst being easy to use, hardwearing and discreet. Roofing Screws.
How do I stop my floorboards from creaking UK?
Sprinkle lock lubricant, talcum powder, or powdered graphite into the joints between the floorboards. Then place a cloth over the boards and walk back and forth to work the powdery lubricant down into the cracks. This will reduce wood-on-wood friction between the planks and silence small squeaks.
Why are my floorboards coming loose?
There are many reasons for a loose floorboard, but the main ones are use of incorrect nails or nails too far apart due to inadequate nailing. Creaking or squeaking floorboards are usually the result of loose boards and when walked upon they creak. The board may rub off another, a fixing nail or joist.
Why are my floor boards moving?
Humidity can make your laminate floor boards shrink or expand a bit. This fluctuation in humidity levels can cause them to click loose and move, resulting in openings between the boards. Fortunately, you don't have to remove the entire floor to close these open joints.
Is it better to nail or screw plywood?
Do You Screw Or Nail Plywood? Answer: It is better to use screws on plywood instead of nails. Screws are more suitable for the soft plywood blocks since they can be removed more easily and do not cause splintering. You don't have to worry about splitting the wood by using screws.