Drill into the concrete with a hammer drill fitted with a 9 16 inch masonry bit.
How to fix newel post to floor.
Make sure that the newel post is 90 to the tread.
How to fix a wobbly newel base to a step or the floor using a countersink pilot hole bit drill at a 45 degree angle through the staircase tread down towards the newel post.
The bit must be at least 6.
Bolting a newel post down to the top of the floor is easy.
The slipfix system allows you to tighten the screw thread through the floor and into the joist then position the post over the bolt and then tighten the slipfixnut onto the bolt securing the newel post to the floor.
You just need 4 six inch long rail bolts.
Install the lag bolts to secure the post to the floor.
Comes with the components and hex key bit needed fix the newel post to the floor.
Once up leave it.
When you re securing a newel base to the floor check for any pipework wiring and alarm or telephone wires before you.
You just need 4 six inch long rail.
Set the wooden post in place on the wooden floor.
Your newel post is the anchor for the rest of your staircase and if that is out of square then the rest of the flight will follow suit.
How to install a stair newel to a concrete floor step 1.
Locate and mark the center mark for the newel post and place a pencil mark on the concrete where the newel post.