Heng's 14"  Smoke Universal Roof Vent 74111-C1

• 14" Smoke Lid Roof Vent  Universal Vent, 74111-C1G1
• Rough Cut-out Opening Dimensions (this is the hole you will need in your unit):14 1/2" X 14 1/2"
• Exterior Mounting Flange Dimensions(this is on the top of your unit): 16 1/2" X 16 1/2"
• Garnish/Interior Trim Ring Include