Flush T-Handle Quick-Acting 4-Dog 20” Round Aluminum Hatch (Cast Aluminum Deck Ring)

Clear opening: 20". Cover diameter: 22". Cast Aluminum Deck Ring. ? These lightweight, quick-acting 4-dog models are ideal for high-traffic closures where speed and ease are paramount, and/or where positive engagement must be visually verificate at a glance. Built-in "Never lose" handle. Adjustable Dog Tensioners that provide equal tension on all points, ensure a water-tight seal. Thicker Dog Arms for superior strength. Inside escape bar on all units. Turning wheel optional. Multi-Dog "Cam-Lock" positive engagement locking system. Stainless steel T-handle and operating hardware. The deck ring is available in galvanized mild steel (for welding into steel decks) or cast aluminum (for welding into aluminum decks or bolting to fiberglass or wood decks).