Blocksom RS20G Roof Saver Ridge Vent, 20' Dado System meets all IAPMO

System meets all IAPMO

Inhibits the growth of mold and mildew and their odors when used as directed

paper backed

Compliant with ANSI Z87

For small rooms and accents

Blocksom RS20G Roof Saver Ridge Vent, 20' Dado System meets all IAPMOHighlights: Length: 20' Width: 10 1 2" Thickness: 3 4" Color: Black Material: High density fiber on polyester netting Meets all attic ventilation requirements for nationally recognized building codes Deters mold and mildew in the attic Environmentally friendly green product No maintenance or operating costs Passes 80 mph independent wind driven rain tests 15. 20 sq. in. net free area per linear foot UL Class A fire rating Gunnable product (coil