The lift and sliding door is crafted for projects requiring excellent energy performance and effortless handling of large, heavy glass panels. Using a unique lift-slide mechanism, the handle lifts the door off its seals before sliding, ensuring  smooth movement with minimal resistance. providing top-level water tightness, air tightness, and security. Equipped with thermal-break aluminum profiles and double , the door delivers outstanding insulation and comfort in both warm and cold climates. Ideal for villas and luxury residences. series: 80 series thermal break opening style: lift and sliding Glass: 3mm+12A+3mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23