The aluminum folding window is designed for homeowners and builders who require maximum ventilation and an unobstructed view. Each sash folds neatly to the side, allowing the entire window opening to be fully utilized—ideal for kitchens, bars, balconies, and commercial counters. Manufactured with durable aluminum profiles and fitted with stainless-steel folding hardware, the system offers smooth movement, long service life, and resistance to corrosion in coastal environments. Double glazing helps reduce heat transfer and noise, improving indoor comfort. series: 72 series thermal break opening style: folding Glass: 5mm+9A+5mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23