Topic: Expanded steel OK for sunroof cover?

Like it says...

We've gotta cover up our sunroof. I happen to have a big piece of expanded steel, which will be nice when it comes to getting air over our heatstroking drivers.

...or does it need to be solid sheetmetal?

There are those who call me...Judge Tim
Previously: Der Uberbird! BMW 633CSi
"When life gives you Lemons, make lemonade. When life gives you crap, don't make a beverage out of it."