Lomanco OR4 Omni Ridge Vents, Black Hole Saws & Mandrels spring loaded release mechanism prevents

spring loaded release mechanism prevents ratchet from opening accidentally

(1) Robertson no 0

Pole material : Steel

Leaves no dulling film

Lomanco OR4 Omni Ridge Vents, Black Hole Saws & Mandrels spring loaded release mechanism preventsHighlights: Internal aerodynamic curved baffles 18 square inches of net free ventilating area per lineal foot External perpendicular omni baffles Weatherproof under lapping joint Four drain holes per foot per side External venturi baffle Pre formed to 3 12 pitch 10 supported nail holes Molded nail lines Alignment tabs External water shield Slot width guide lines Adjusts from 2 12 to 16 12 roof pitches Co polymer materials No connectors required Molded