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Cobra Snow Country 2027000CU Ridge Vent Lomanco OR4 Ridge Vent Quarrix Building Products 58784 Ridge Vent
Helps resist snow infiltration in harsh winter climates. Prevent roof rot in attic or roof deck. Minimize peeling and extend the life of exterior and interior paint. Limits mold growth. Allows heat/condensation to escape at most effective location. Shingle-over design blends into ridge line. Watertight, passes 110-MPH wind-driven rain test. External baffles help deflect wind/rain, no end caps needed. 1/8" louver spacing helps keep insects out. Energy-efficient, crush-resistant, with internal structural support for added durability. Flexible 3-point hinge for installation on 3:12 to 16:12 sloped roofs. 40' replaces 18 conventional or ten 12" turbine roof vents. Quick alignment, special tabs for easy, reliable connection. No overdrive, reinforced nail holes. "EasyTear" feature allows product to be hand-torn in 3" increments. Edge overhang allows smooth, continuous coverage between sections. Provides 18 sq.in/linear foot net-free ventilating area. Works with traditional size ridge cap shingles. Boxed. Internal aerodynamic curved baffles. 18 square inches of net free ventilating area per lineal foot. External perpendicular omni baffles. Weatherproof under-lapping joint. Four drain holes per foot per side. External venturi baffle. Pre-formed to 3/12 pitch. 10 supported nail holes.  Alignment tabs. External water shield. Slot width guide lines. Adjusts from 2/12 to 16/12 roof pitches. Co-polymer materials. Limited lifetime warranty- the engineered material guarantees it will last as long as your shingles. No connectors required. Molded fanfold end plugs - no accessories or alterations needed. Miami Dade County Approved 16-0510.27. 95 CFM at wind velocity of 3 MPH; 235 CFM at wind velocity of 8 MPH; 430 CFM at wind velocity of 15 MPH; OR4 with nails and OR4 with screen available. Use under asphalt shingles, metal roofing, cedar shakes or slate; virtually invisible with low-profile design; no baffle to collect debris or clog; HDPE crush-resistant material; adapts to roof pitches 3/12 to 20/12; certified by ICC, BOCA, ICBO, UL CLASS A or C, TDI and Miami Dade county.
Diversi-Plast 58785 Ridge Vent Cobra 2005 Shingle Over Coil Ridge Vent Lo-OmniRoll LOR-30 Ridge Vent
Use under asphalt shingles, metal roofing, cedar shakes or slate; virtually invisible with low-profile design; no baffle to collect debris or clog; HDPE crush-resistant material; adapts to roof pitches 3/12 to 20/12; certified by ICC, BOCA, ICBO, UL CLASS A or C, TDI and Miami Dade county. Use on roof pitches from 3/12 to 20/12. Helps remove excess heat and moisture to protect against premature roof deterioration and helps prevent problems with birds, insects and animals in attic. Prevents roof rot in attic or roof deck. Minimizes peeling and extends the life of exterior and interior paint. Limits mold growth. Easy to install, shingle over design is virtually invisible when installed. Includes "Smart Nails" for hand-nailing, or 1-3/4" coil nails for nail guns. Meets or exceeds all code requirements. 16.9 sq. ins. per linear foot of net free ventilating area when hand-nailed. 14.1 sq. ins. per linear foot of net free ventilating area when using nail gun. Will not crack or dent during installation. Won't corrode, rust, or turn brittle. Works with traditional size ridge cap shingles. Can be installed with a pneumatic nail gun or hammer. Two coils of 1-3/4" nails provided. External convolute baffles - incurved design allows flexibility to roll up and out while maintaining its shape. Can be cut at one foot intervals - multiple cut lines eliminates unnecessary scrap. Weather protection and performance with no filter to clog. Molded fanfold end plug. Molded centerline. Nail holes marked every 6" - supported every foot. 11 square inches of net free ventilating area per lineal foot. External venturi baffle. Adjusts from 2/12 to 16/12 roof pitches. Limited lifetime warranty- the engineered material guarantees it will last as long as your shingles. Miami Dade County Approved 13-0701.11. 52 CFM at wind velocity of 3 MPH; 148 CFM at wind velocity of 8 MPH; 283 CFM at wind velocity of 15 MPH.
   
 
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