1Designed for installation on internal or external flat surfaces. 2 Heavy-duty, UV-stabilized white ABS construction with reinforced lid with non-slip surface. 3Lid hinges are 180 degrees, completely covering the mounting flange, creating a beautiful flush surface. 4When installed on a vertical surface, rubber seals ensure weather protection. 5 Professionally manufactured, good replacement, easy to install and use. Condition: Item Type: Deck Hatch Cover Material: ABS Color: White > Below Deck Intrusion: Approx. 1 in./26 mm protrusion above deck: approx. 0.7"/17mm Opening Gap: Approx. 11-5/8 in x 11-5/8 in / 295 x 295 mm Overall dimensions: approx. 14-1/2in x 14-5/8in - White - 370mm x 375mm }1 x Deck Hatch