Countersink the wood enough for the top of the concrete screw to be below the surface of the wood.
How to attach wood frame to concrete block.
The fastest and easiest way to attach most wood parts to concrete is to use a powder actuated gun.
When placing a door in an opening these doors must be fastened to the base material that is present in this location.
One way to attach wood to concrete is to use mortar nails.
Fasten it with a clamp or some tape or hold it in place with your hand.
Press the nose against the workpiece pull the trigger and the shell will drive the fastener directly into the concrete.
Measure the depth of your wood and concrete objects and purchase screws that will fasten the wood securely.
Pre drill holes into the wood for the concrete screws.
Other nails have a thick shank that sometimes has spiral ridges for improved holding power.
Be sure to wear safety goggles when hammering masonry nails into concrete.
A wedge anchor is a bolt that is threaded at one end with a washer and an attached nut.
To use it load a special gun nail and a 22 caliber gun shell into the barrel.
This method is only effective when you are attaching wood to concrete blocks or a concrete black wall.
The length of the exposed threaded end of the bolt plus the size of the nut and a washer will determine the thickness of the wood that you can attach to the block.
Place the wood on the concrete so that it is lined up exactly how you like it.
Some concrete nails are the cut nail design shown in the photo with a thick flat shank and a tapering v profile.
Use a countersink drill bit for this step.
If you need to attach wood framing to a concrete foundation use a wedge anchor if j bolts are not already installed.
Place the washer between the nut and the wood and the wood secure with a wrench or socket tool until snug.
Choose a length that will penetrate the concrete at least 1 inch.
Select concrete screws based on the length of the intended hole.
Step 2 drill a hole into the wooden board near the end with a masonry drill.
Mortar nails are the cheapest option for attaching wood to concrete but there is a trick to get these nails to work.
Your screw should be long enough to penetrate completely through the wood and at least 1 inch 2 5 cm into the concrete.