Recent content by gnasher17

Thanks for that.. they will be at 400 c/c by the way.

Hi I am putting a new 1st floor in (4.3m span) and will be fixing 225 mm x 50 mm wall plates to the block wall with rawl bolts. I will then hang the joists (225 mm x 50 mm) from these with timber to timber joist hangers. My question is, do the joists have to be perfectly in line with the...