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Homeowner’s Best Choice
• Vents The Attic... Allows heat and condensation to escape
at the most effective location - the ridge
•
Looks
Terrific... Shingle-over design blends into the ridge line
•
Watertight...
Passes the 110mph-wind driven rain test *
•
Insect Guard...
Specially designed 1/8" louver spacing helps to keep insects out
•
Durable...
Designed with high-impact polymers
• Peace Of Mind... Backed by a 40-year ltd. warranty* *
• Colors To Match Your Shingles... Available in black, brown, gray and weathered wood
*Under
controlled laboratory conditions **See ltd. warranty for complete coverage and
restriction
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Professional’s Best Choice
• Fits Better... Flexible 3-point hinge allows installation on 3:12 to 12:12 sloped roofs
• Quick Alignment... Special tabs allow for easy reliable connection
• No Overdrive... Nail holes are reinforced
• No End Caps Needed!
• Less Callbacks... External baffles help deflect wind and rain
• No Gaps... Edge overhang allows smooth, continuous coverage
• Crush-Resistant... Internal structural support for added durability
• Effective... Provides 18.5 sq. in. per linear foot of net free ventilating area
• Hip & Ridge CompatibIe... Works with traditional sizes
(11-1/2”x 12")
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Total
Attic Square Footage
1600
1900
2200
2500
2800
3100
3400
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Recommended
Length of Cobra Rigid Vent II
20
24
28
32
36
40
44
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Minimum
intake ventilation ( net free area in sq. in.)
410
490
570
650
730
820
900 |

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