Chapter 3 If there is no renovation of the house, it will be made. DIY beams.

Thick beams are not sold at home improvement stores!
So ... make something that doesn't exist!
Make a beam.
There is also a method of gluing the pillars, but it is troublesome.
Challenge the truss frame construction method.
It's just a challenge, so whether it will be completed or not will be decided in the future process. w