Beckson Marine HT1821AW 18x21 Rectangular Hatch - White ASA

18x21 Rectangular Hatch - White - ASA Material Acrylonitrile Styrene AcrylateFeatures: 1/2” Closed Height Weather-tight Seal Opens full 180 degrees Nothing to Snag Lines One Hand Operation Mounts Vertical or Horizontal UV Stabilized Material Invisible Fasteners Color: White Non-Skid Diamond Pattern Surface Specifications: Dimensions OD: 18-1/8" x 20/1/2" Dimensions ID: 14-5/8" x 17"  Hole Cut: 15-3/8" x 17-3/8" The Beckson Marine HT1821AW 18x21 Rectangular Hatch in White is crafted from durable ASA material, providing excellent performance for your marine needs. This hatch features a weather-tight seal and opens a full 180 degrees, ensuring easy access and convenience. Designed for versatility, it can be mounted vertically or horizontally and is suitable for various applications. Enjoy the benefits of a non-skid diamond pattern surface and invisible fasteners, making it a seamless addition to any boat. Features: * Closed Height: 1/2 inch for a sleek profile * Weather-tight Seal: K