Interlogix VR7800 Series - Manual (Page 5)

INSTALLATION INSTRUCTIONS FOR ADDITIONAL COMPONENTS
REQUIRED TO MEET EMISSION REQUIREMENTS ON THE VT78XX-R3
AND VR78XX-R3 Series
RACK MOUNT UNITS.
INSTALL SUPPLIED CONDUCTIVE FOAM GASKET
(IFS P/N MMRFGSKT 375X500 or CHOMERICS P/N 82-122-74021-09600)
CUT TO 3 INCH LENGTH AND PLACE ON THE TOP RAIL OF THE RACK
WHERE THE UNIT IS TO BE INSTALLED.
GASKET