Rough Cut-Out Opening Dimensions: 19 1/4" x 26 1/4" (the hole size required for installation)
Exterior Mounting Flange Dimensions: 21" x 28" (fits flush on your RV roof)
Lid Dimensions: 19 1/2" x 26 3/8" in opaque white (provides privacy, as it's not see-through)
Durable Construction: Features a rust-resistant aluminum extrusion frame and strong, fine-mesh screen
Secure Hinge & Quick-Release Latch: Equipped with a "C" or Curl-style hinge for durability and a quick-release latch, allowing you to exit through the roof in emergencies
Please note: Mounting hardware (screws and caulk or putty tape) is not included. Heng's escape hatches are not compatible with Ventline or Jensen/Elixir brands due to differing sizes and hinge styles.