- Joined
- 23 May 2020
- Messages
- 5
- Reaction score
- 0
- Country
I have an extension 3.1 m wide and 5 long. Rafters will span back to front flat roof.
Will a 3 m catnic lintel be sufficient with 300mm returns on both sides and the rest for a French door.
The flat roof will be on the front wall above lintel but it’s a single story.
Will a 3 m catnic lintel be sufficient with 300mm returns on both sides and the rest for a French door.
The flat roof will be on the front wall above lintel but it’s a single story.