Al-Sorag offers 5 levels of proven retrofit blast resistance solutions for glass. Level 1 uses safety film to prevent glass shard scattering. Level 2 uses their No-Bar anchoring system to keep glass in the frame. Level 3 combines safety film and a cable system. Level 4 uses transparent Clear Bar anchors. Level 5 provides fully blast and bulletproof windows and doors able to withstand anti-tank mines. Each level corresponds to increased blast pressure and impulse resistance capabilities.