Hilti CP 644 Firestop Collar


The Hilti CP 644 Firestop Collar is galvanized sheet steel with sections of intumescent material designed for firestopping large combustible pipes. It has adjustable tabs for simple fastening.

Features & Applications
  • Galvanized sheet steel containing sections of intumescent material (designed to expand when exposed to fire) for firestopping large combustible pipes
  • Snap connection for quick and easy closure without use of a tool
  • Adjustable position tabs for convenient fastening
  • Ready to use out of the package
Technical Data CP 644
   
Description Pipe outside dia (in.) Collar outside dia (in.) Collar Height (in.) No. of hooks & fastening
CP 644-200/8" 8.8 10.0 6.9 10
CP 644-250/10" 10.8 12.4 9.1 12
 
Approvals
• California State Fire Marshal - No: 4485-1200:128
• City of New York - MEA 631-06-M
 
Tested in accordance with
• UL 1479
• ASTM E 814
Description Package Contents Qty Item No.
CP 644 8" Includes 1 collar and 10 fastening hooks 1 00304341
CP 644 10" Includes 1 collar and 12 fastening hooks 1 00304344
CP 644 Fastening Hooks   10 00304346

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