Find a system
Four answers narrow six systems to one.
The structural allowance and the slope are hard gates — a system that fails either is removed, not ranked lower.
01
What can the deck carry, saturated?
Ask the structural engineer for the allowance, not the current load.
02
What is the roof slope?
03
What is the roof being asked to do?
The outcome the project is actually held to.
04
New build or existing roof?
0 of 4 answered
The recommendation appears here with the reasons it was chosen and the systems the structure ruled out.