... , Fire rated, Automatic open and close, Quiet operating, Sun block 1. Use foam insulated blades, heat prevent. 2. The blade has ... choice 3. Perfect match with glass window.4. Can include mosquito net 5.Anti-sunlight, anti-rust, anti-lacerated , anti ... -mosquito , water-proof, theft-proof, hurricane-proo , radiation-proof , noise-proof , ...