Can anyone offer some advice on Thunderbolt spacing and selection please?
I am looking to use them to secure a 45mm batten to the wall to then hang floor joists over a distance of 2.5m
The walls are 5m and 2.5m long.
I was looking at the 12x130mm bolts for the job.
I am looking to use them to secure a 45mm batten to the wall to then hang floor joists over a distance of 2.5m
The walls are 5m and 2.5m long.
I was looking at the 12x130mm bolts for the job.