#CTC-ADJ Adjustable Threshold

  • Solid color "class one" fire separation transition strip
  • Glue down, flexible recess with unique 'Carpet Tuck' feature. Does not "Pop Up" or lift up under weight
  • Adjustable up to 12 3/8" width. Factory cut to size
  • Used in conjunction with any DHSI door bottom: Surface, Mortise, or Security
  • Stock colors: Black and Dark Brown CUSTOM COLORS AVAILABLE, contact DHSI
  • Available in 36", 48" and 72" lengths standard. Others available upon request

PATENT #7,062,881 and PATENTS PENDING


Other DHSI Thresholds/Transition Strips:

These thresholds can be used in conjunction with any of the DHSI door bottoms. Other thresholds available.



Fire rated frame levelling shim also levels the threshold at the same time – 2 3/4" width

PATENT #7,062,881 and PATENTS PENDING


DHSI • Door and Hardware Systems, Inc.

President, Robert Rissone
17 Silver Street,
Rochester, NY 14611
Tel: 800-836-8085 , 585-235-8543
Fax: 585-235-0431
E-mail: info@dhsi-seal.com
Website: www.dhsi-seal.com