Uni-Vent II Residential Application - used for shingled roofs
 
Click to enlarge 10 1/2" wide Uni-Vent II is set in place over the ridge opening before the ridge cap shingle is installed.

Tested up to 110 mph wind driven rain with NO measurable leakage.

  • Standard rolls are 10 1/2" x 5/8" x 20'
  • Use on any roof pitch from 3/12 to 20/12
  • Other sizes available
  • One roll per package
  • 72 rolls per pallet
EXPANSION GRID VENTILATORS
The same features as our standard Uni-Vent II, except your cost is lower because it expands on the job site.  
 
• Same weather protection
• Less material = lower cost
• Less storage and warehouse space needed
 
PHYSICAL PROPERTIES
• Pure Polyurethane Foam
• Vinyl Coating
• UV Stabilized/Fire Retardant
• 40 Year limited warranty
 


Independent Testing
 

PROPERTY

 TEST RESULTS
110 mph Wind Driven Rain CRL 6875 No Leakage
Net Free Area 1" nom. Thickness 8.5 sq. in. per lin. Ft. per side
(17 sq. in. per lin. Ft. ridge)
Air Permeability ASTM D737 840 cu. ft./min.
Cold Crack F87260 Sec. 4-C14 Resistance to -55° C
Snow Infiltration CRL 5704 -0-
Tear Strength ASTM D3574 3.5 p.p.i.
Tensile Strength ASTM D3574 16 p.s.i. - Elong 175%
Attic Dust ASTM D1739-98 No Clogging
Dust Exposure ICBO AC132 No Clogging
Compressive Strength ASTM D3574 1.8 p.s.i. @ 75%
UV Stable Chamber Test No change to color or materials
Abrasion ASTM D1175 No damage
 
 
 

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