Instructions / Assembly
INSTALLATION GUIDELINES
CODE CAP & BASE
These installation guidelines are for use with typical or standard applications. It is always recommended to seek advice from a licensed professional,
and to check with your local building inspector or building permit office for approvals and possible variations that may apply.
Kitchen
Exhaust
Bathroom
Exhaust
TYP. 6-8"
TYP. 4"
Gibraltar Code Cap and Base combinations are adjustable for use on flat roofs to 5/12 pitch. Code Caps are
tested and approved on Type “B” Gas Vents. The Shake Base has a minimum of 6" of flashing on all sides.
24 gauge Type 3003 Aluminum.
1. Shingle up to the exhaust pipe then slip on base
flashing. Secure with 6 roofing nails.
2. Align Cap Slots with Base Tabs, then Lower cap onto
conical base.
3. Adjust the top piece to make it straight and level,
then bend the tabs over to secure it in place.