Series 86 Performance Highlights

  • 3-3/8″ (86mm) frame depth

  • Fiber composite (RAU-FIPRO®)

  • Foam-filled chambers

  • Tilt/Turn NFRC U-factors as low as .15

  • Foil laminate and color options available

  • 60% less expansion/contraction than vinyl

  • PHIUS Certified