Hello. I can help
What is the joist length on each side of the beam? It will support the attic only and not the roof, correct?
What is the city and state so I can look at snow loading?
Give me a few minutes to run some numbers
You can plan for a 7" x 24" 1.8" LVL
Hello. Do you have any other questions for me on this topic? If you could rate my answer, I would appreciate it.