At Shwinco, we build windows and doors to the world's strictest standards. Ours. What we call The Shwincode. We take pride in the precision, performance, and projectile-resistance of our products. How strong are they? The Shwinco product line can resist the most extreme impacts imaginable-including bomb blasts! That's because we engineer them well above the competition, higher than Miami-Dade or any other code. Energy efficiency, sound/acoustical resistance up to Sound Transmission Class 40, and Heavy Commercial Construction are among the specifications our products can be customized to meet.