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