Two layers of Thermno PIR boards on an extensive green roof - Installation instructions 

Superb work, with full know how, engineers are fully qualified. God bless.

Great bricklayer ffs nearly pissed my pants when I saw that.

Nice movie 👍

Cool

How much this costa?

How much it costs?

People do have a lot of extra dollars to spend. Rich neighborhood are there in place.

How much cost ?

another method for green roof

Soooooooo impractical .......... More and more people find the artificial much practical in the long run without all the troubles and money to spend. Maintenance friendly and for lifetime. Good business for this company, though.

this does not seem economical