Monovents are round gravity ventilators, available in 20" diameter Shell White for location on or off the ridge linefor 1/2:12 through 4:12 sloped roofs.
All vents include bird screen, separate vent base, and spring assisted damper with 10' pull chain operator.
Monovents are only available with certain roof profiles.

Optional Damper Operator Kits...are available for cable operation. The kit consists of an operating lever, 40' of cable, pulleys and hardware. Optional Operator Kit with Extension Package...will provide everything in the Operator Kit PLUS an additional 50' of cable and hardware to extend the point at which the vents can be operated.

Insulation Trim Collars...26 gauge Shell White(J) trim is available to trim blanket insulation around the inside of the monovent for a clean appearance.