Flex-O-Vent prevents moister absorption into the attic as well as it helps to keep out debris and pests, while providing cooling air flow. It does not absorb moisture which can freeze and block off all ventilation. Easy one person installation.
|Dimensions:||1-1/2” x1-1/2” x20’|
|Air Permeability:||>760 cubic feet per minute|
|Cold cracking:||-55 ̊ C (-130 ̊ F)|
|Tensile strength:||3.5 ppi|
|Compressive Strength||1.8 psi at 75%|
|Tear strength:||6 psi – Elongation 175%|