Installing a metal roof is very quick & easy since the metal panels are very lightweight, and being full length they cover a lot of square feet.  

ArcusStone makes a product that's light weight Portland base mix that's Versatel  for flooring application .

One of the men stops, drops his backpack and opens it, and takes out a pair of lightweight running shoes.

They are lightweight though.I tried using duvets and chose the IKEA waffle pattern.

@Jim K. those Ariats I mentioned are also pretty lightweight for work boots.

Vermiculite is very lightweight sort of like styrofoam beads.

It’s a very light weight fixture but that’s doesn’t sound like the solution.

I dont know what brick is exactly,  seems like decorative  lightweight concrete to me, or why it would need to breathe, but I had a 1970’s house that was sided in “cheap mexican clay bricks” per my inspector who had a bs in engineering from A&m.  

@Russell Brazil  go to the TESLA.COM site there are pictures they actually look very good.. and will last forever because they are glass they don't dent or wear out.. and they are super light weight so might be some savings in the framing and truss designs.

Hello Folks,First of all I want to thank the community & BP to bring together so many great resources for light-weight investors like myself.