joists connectors

Hi all, So I have an not level ceiling so today I planned on removing it, sistering joists to straighten it up and then plasterboarding. The ceiling is lath and plaster that has since been over boarded, so a lot to come down. So here I was in the attic trying to kick the ceiling down and then...

Hi all I have a garage with flat roof neglected for years hence the joists are rotting away, I need to replace them but only problem is these joists are 5.3 metres long! I've not seen any timber this long anywhere, longest is 4.2 metres so I was wondering is it possible to join two 3 metre...