Shrink-Outs

Created to shrink and contract for maximum safety and protection

Most common applications:

  • Building with no sprinkler system
  • Building that employ standard sprinkler system designed to operate at 165 degrees

Key benefits:

  • Automatically shrink and fall out in the event of a fire
  • UL tested and approved
  • Available with or without integral insulated curbs
  • Available with 360° or 500° UL listed fusible links for specific control of venting allowing unit to be used with ESFR (early suppression fast response) sprinkler systems
  • Optional safety screens are available

VELUX Shrink-outs

Tools and Guides

Product Details

  • Sizes
    Size Curb Mount O.D. of Curb Deck Mount Rough Opening
    5555 51” x 51” 48” x 48”
    5566 51” x 63” 48” x 60”
    5578 51” x 75” 48” x 72”
    5596 51” x 93” 48” x 90”
    55102 51″ x 99″ 48″ x 96″
    6678 63″ x 75″ 60″ x 72″
    6696 63” x 93” 60” x 90”
    66102 63” x 99” 60” x 96”