Lewmar Medium Profile HatchThis Lewmar Medium Profile Hatch features thick acrylic frame sections allowing for greater strength and durability. The internal and external handles provide added security while the self-supporting friction levers hold the lid open in any position up to 95. With a corrosion-resistant clear anodized aluminum frame with flange bases, inset hinges and snag-resistant rounded edges, this hatch is ideal for larger offshore yachts. The unique sealing system allows for easy replacement of the acrylic lens.Features: Curved Upper Frame Section For Strength and Modern Styling; Hatch With Thicker Acrylic and Deeper Frame Sections (Compared To Low Profile Hatch) For Greater Strength and Durability; Ideal As Foredeck Hatch On Larger Offshore Yachts; Corrosion-Resistant Clear Anodized Aluminum Frame With Flange Bases, Inset Hinges and Snag-Resistant Rounded Edges; Locking Handles With Exterior Lever, Vent Position; Outside Handles Allow Hatch To Be Opened From On Deck If Not Locked; Self-Supporting - Friction Levers Hold Lid Open In Any Position Up To 95; Full Range Of Spare Parts Available; Unique Sealing System Allows Easy Replacement Of Acrylic Lens; CE Approved For Design Category A / Area 2A; 3 Year Warranty; Specifications:SizeLower FrameAcrylic ColourAcrylic Window ThicknessHatch WeightLengthWidthHeightRadiiCut-Out LengthCut-Out WidthCut-Out Radii609/16"Smoke Grey1/2"17.2 lb22-3/4"22-3/4"1-1/4"2-7/8"19-15/16"19-15/16"1-11/16"709/16"Smoke Grey1/2"23.4 lb27-1/2"27-1/2"1-1/4"2-7/8"24-11/16"24-11/16"1-11/16"Click here to download Lewmar Hatch Installation Instructions