Can i attach my deck to a hollow block concrete foundation.
Attach ledger board to concrete block.
Repeat for each hole making sure that each screw is run all the way in until the head is flush.
This wood strip allows other pieces to be joined to the wall with relative ease.
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Mark anchor locations on your ledger and drill through the board with a bit.
Beginning from one end drive one 2 1 2 inch tapcon style concrete screw through each pilot hole in the board and into the cinder block.
Position the ledger against the wall and mark the anchor positions through the hole onto the wall.
Hold the ledger board in place on the cinder block.
A ledger is typically a 2 by 4 or larger piece of lumber attached to a wall or other surface with the use of fasteners such as nails or screws.
There are no fasteners that are approved for attaching a deck ledger to a hollow block wall.
Mark these locations on the wall with a pencil.
There are a handful of manufacturers that produce epoxy and other adhesive anchors that are tested for use in hollow cmu.
Ledger boards are used to make joints between lumber structural elements and other materials.
Any one of these five ledger connection methods properly installed will give you a reliable long lasting deck that is secure.
The only correct way to fasten a ledger to a hollow wall is to sandwich the block with another ledger board inside the house.
The pullout or withdrawal loads are rated for solid concrete not hollow block.
Things needed measuring tape.
Drill through the brick veneer with a inch masonry bit in a hammer drill until you reach the wood frame.
Attaching a ledger board to concrete block this topic has 37 replies 1 voice and was last updated 4 years 1 month ago by jponto07.
Yes there are products available for anchoring a ledger board to hollow concrete block foundations concrete masonry unit cmu.
With the ledger board firmly in place against the cinder block it is now ready for you to attach the joist hangers and complete the deck installation.
To attach a ledger against a wall through brick veneer.
Line up the pilot holes in the board with those on the block.