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Demarcation Enclosure 

Model PHB872XX | Installation Instructions

Description:

PPC's PHB872XXX demarcation enclosure is intended for outdoor 
use on the side of a customer’s home. The cover has several locking 
mechanisms including a dual snap closure as well as a padlock loop. 
The back of the enclosure has one removable 3 in x 3 in window to 
help cover unsightly cable portals and/or components. The bottom of 

the enclosure allows for bonding, entry of any size drop or fiber cable 

and up to 1 in O.D. conduit. 

Removing 3 in x 3 in Window:

•  Open the enclosure cover
•  Push the tab labeled “PUSH” through the back side of the 

enclosure

• 

While firmly gripping the tab, pull downward and away from the 

enclosure; Continue to pull along all four sides until the section 
has been completely removed

Mounting Installation Procedure:

1.  Release the snap closure by pressing inward and opening the 

enclosure

2.  Drill a minimum of three holes through the base mount feet.  

  

 For wood, aluminum or vinyl siding, mount with all four holes.  

  

 For brick & mortar, mount three points in mortar joints.

3.  Hold the enclosure against the wall in the desired area and 

mark the hole locations for mounting; If brick or block, ensure 
three of the hole locations are in mortar joints

4.  Drill holes into the wall and insert anchors, if required
5.  Mount the enclosure
6.  Install the cabling, and ground the connections and modular 

components, per methods outlined in Article 820-22 of the 
National Electric Code and by your individual CATV company 
procedures

7.  Use the slack storage loop on the back of the enclosure that's 

meant for use with cable ties

Press latch(es) to open

Padlock loop

Slack storage 

loop

Equipment

mounting 

tabs

Push tab

for removable 

3 in x 3 in window

Bonding block 

mounts

Conduit seal

storage location

Mounting 

screw storage

location

Cable 

inputs/outputs

Conduit 

access

Base 

mounting feet

Pull tab

for removable 

3 in x 3 in window

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