I'm trying to find out the minimum size RSJ I will need to
Hi there, I'm trying to find out the minimum size RSJ I will need to span a garage door opening of 4350mm.there is currently a rather primitive "Site made" gluelam beam made from 2 pieces of 1" plywoo...
Tips for a great answer:
- Provide details, support with references or personal experience .
- If you need clarification, ask it in the comment box .
- It's 100% free, no registration required.