GWALLS systems combine reinforced concrete with continuous thermal insulation in a single wall — and that integration is what makes them among the most energy-efficient building systems available today.
Permanent insulated forms serve as the mold for reinforced concrete and remain in place after pouring, forming a continuous thermal envelope around the structure. This unbroken insulation eliminates the thermal bridges that run through conventional walls, dramatically reducing heat transfer into the building.


In Saudi Arabia’s climate, cooling dominates a building’s energy consumption. Across our GWALLS projects we consistently measure 30–40% reductions in cooling loads compared to conventional block construction — savings that repeat every month for the life of the building.
“A good building is not one that merely starts efficient — it is one that stays efficient for decades.”
Usustain Engineering Team
In short, GWALLS systems are not just an alternative to conventional construction — they are an upgrade: a stronger structure, a cooler building and lower energy bills, all on a faster construction schedule.