Installation Guide

Specifications
Product: VentSure Rigid Roll
Ridge Vents with Weather
PROtector Moisture Barrier
Material: High-density polypropylene
Color: Black
Widths: 7", 9" and 11
1
/4"
Length: 20-foot roll
Net Free Area: 12.5 square inches per
lineal foot
Accessories: Foam end caps
VentSure rigid roll with Weather PROtector
Moisture Barrier, when properly installed
with soffit or eave vents, meets or exceeds
the requirements of all recognized national
building codes for ventilation. VentSure
rigid roll with Weather PROtector Moisture
Barrier was tested in research and
development and passed all tests for
weather infiltration. Testing was performed
at Architectural Testing Incorporated (ATI)
in York, PA.
Wind-Driven Rain—8.8 inches of rain
at 110 MPH—Passed.
Snow Infiltration—Snow simulation at
35 and 70 MPH—Passed with no infiltration.
OWENS CORNING SHALL NOT BE RESPONSIBLE FOR ANY DAMAGE, LOSS, COST, EXPENSE OR LIABILITY
RELATING TO FAILURE TO FOLLOW THESE INSTRUCTIONS. FAILURE TO FOLLOW THESE INSTALLATION
INSTRUCTIONS MAY AFFECT OWENS CORNING OBLIGATIONS UNDER THIS PRODUCT’S LIMITED WARRANTY.
Ventilation Table: 1/150 Ratio
Attic Square Square Inches Min. Feet of Rigid Min. Square Inches
Footage NFVA at Ridge Roll Ridge Vent NFVA at Soffits
1000 480 38 480
1100 528 42 528
1200 576 46 576
1300 624 50 624
1400 672 54 672
1500 720 58 720
1600 768 61 768
1700 816 65 816
1800 864 69 864
1900 912 73 912
2000 960 77 960
2100 1008 81 1008
2200 1056 84 1056
2300 1104 88 1104
2400 1152 92 1152
Use this table if proper distribution of soffit and ridge vents cannot be achieved and a vapor
retarder is not present.
Ventilation Table: 1/300 Ratio
Attic Square Square Inches Min. Feet of Rigid Min. Square Inches
Footage NFVA at Ridge Roll Ridge Vent NFVA at Soffits
1000 240 19 240
1100 264 21 264
1200 288 23 288
1300 312 25 312
1400 336 27 336
1500 360 29 360
1600 384 31 384
1700 408 33 408
1800 432 35 432
1900 456 36 456
2000 480 38 480
2100 504 40 504
2200 528 42 528
2300 552 44 552
2400 576 46 576
Use this table if you have proper distribution of soffit and ridge vents or a vapor
retarder is present.
Note: The above tables are based on minimum FHA vent requirements to meet building codes.
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