Snow Country Advanced

A premium-quality rigid-style vent with integral Snow Guard Filter and 3” (76 mm) ring shank nails that helps exhaust heat and moisture from your attic (Available in colder climates)
Snow Country Advanced™
Vents the Attic
Allows heat and moisture to escape at the most effective location — the ridge
Snow Guard Filter
Helps resist snow infiltration in harsh winter weather
Easytear Sizing
Hand-tear product in 3" (76 mm) increments — no knives and less waste


Cobra® Snow Country® Advanced allows heat and moisture to escape at the ridge while helping to prevent snow infiltration in harsh winter climates. It provides 18 sq. inches per linear foot (67,720 m2/lm) of net free ventilating area and its unique EasyTear™ Sizing feature allows you to hand-tear product in 3" (76 mm) increments — no knives necessary and less waste!


  • Cap Shingle Compatible:  Available in two widths to work with (12” [305 mm] or 10” [254 mm] width ridge cap shingles)
  • Effective:  External baffles help deflect wind and rain
  • Versatile:  Extra-flexible hinge design allows installation on 3:12 to 16:12 sloped roofs
  • Peace Of Mind:  Eligible for up to a lifetime ltd. warranty when installed on Lifetime Shingle roofs1

NOTE: Always have a balanced ventilation system. In no case should the amount of exhaust ventilation at the ridge exceed the amount of soffit ventilation. 

1See GAF Shingle & Accessory Ltd. Warranty for complete coverage and restrictions. The word “lifetime” refers to the length of coverage provided by the GAF Shingle & Accessory Ltd. Warranty and means as long as the original individual owner(s) of a single-family detached residence [or the second owner(s) in certain circumstances] owns the property where the shingles and accessories are installed. For owners/structures not meeting the above criteria, lifetime coverage is not applicable. Lifetime ltd. warranty on accessories requires the use of at least three qualifying GAF accessories and the use of Lifetime Shingles.

The GAF Lifetime Roofing System

A new roof is more than just shingles. When you install any GAF Lifetime Shingle and at least 3 qualifying GAF accessories, you'll automatically get a lifetime ltd. warranty on your shingles and all qualifying GAF accessories.
The GAF Lifetime Roofing System

Available Sizes

Note:  Product sizes, dimensions, and widths are nominal values and are subject to normal manufacturing/packaging tolerance and variation.
  • Dimensions
    11.5" x 4' (292 mm x 121.9 cm)
  • Dimensions
    9" x 4' (229 mm x 121.9 cm)

Product Properties

Contact GAF Contact GAF
Professional Installation Find A Contractor
Pricing and Where to Buy DISTRIBUTORS & RETAILERS