Hilti CP 617 INSTALLATION

Installation instructions for CP 617

1. Remove label from
one side of CP 617

Application of firestop putty

1. Remove label from one side of pad. For a 1 to 2 hour fire rating,
one CP 617 pad is required.

2. Adhere pad to side of the box, overlapping the stud and all
edges of the box.
– When drywall is installed: fix pad into gap between electrical

cabinet and gypsum board slightly overlapping the inner wall
board surface.

– When drywall will be installed later: overlap front edge of

electrical cabinet so that CP 617 will be compressed around
edges of box as gypsum board is installed.

3. Reshape CP 617 to fit around conduit or cables.

4. Press CP 617 to all sides of electrical box. Trim excess at
corners and apply to conduit fittings connected to the box.

5. Remove other side of label. To help prevent passage of cold

smoke, CP 617 may optionally be placed into inside of electrical
conduit fittings.

2. Adhere CP 617
to application

3. Reshape CP 617 to fit
around box

4. Press CP 617 to all
sides of application

Notice about approvals

• CP 617 Firestop Putty Pad is classified by Underwriters
Laboratories, Inc., (UL) as a “Wall Opening Protective Material.”
Therefore, specific UL listings are not required. Specific details
can be found in the Hilti Firestop Inspection and Installation
Manual and/or current UL Fire Resistance Directory, Volume I.

Not to be used...

• In areas underwater

Safety precautions

• Before handling, read the product Material Safety Data Sheet and
product label for detailed use and health information.

• Wear suitable gloves and eye protection.

• Keep out of the reach of children.

Storage

• Store only in the original packaging in a location at temperatures

40°F (5°C) to 104°F (40°C).

5. Remove other side
of label