Products / Lo-OmniRidge LOR9-4FR Fire Rated Ridge Vent

The LOR9-4FR is the fire rated version of Lomanco's 9 in. wide Lo-OmniRidge low-profile shingle-over ridge vent, with a sonic welded fiberglass screen for enhanced weather protection, sold in 4-foot pieces. The flyer carries the UL Classified mark with the text "RIDGE VENTS - CLASS A AS TO EXTERNAL FIRE EXPOSURE WHEN INSTALLED IN ACCORDANCE WITH INSTRUCTIONS PROVIDED WITH RIDGE VENTS" and notes the full UL mark is included on the vent. It prints 11 square inches of net free area per linear foot (44 per piece), a 2/12 to 16/12 pitch range, preforming to 3/12, four drain holes per foot per side and an external water shield, and states a Lifetime Limited Warranty.