Narrow profiles with square sticking on both interior and exterior complement contemporary projects Sliding panel on either side of a two-wide unit, center or side of a three-wide unit, or four-wide configuration with a double-wide center opening; Flush or Accent Style direct set windows may be stacked above ENERGY STAR® qualified, with U-values as low as 0.26

Sliding panel on either side of a two-wide unit, center or side of a three-wide unit, or four-wide configuration with a double-wide center opening ENERGY STAR® qualified, with U-values as low as 0.25; structural performance up to PG55 Impact units for hurricane-prone coastal areas meet IPD4