Features:
White in color
UV-Resistant thermoplastic
Specifically designed for marine applications and made with high quality materials for a long service life
Can be used for a boat, yacht, RV, even for a shed
Vertical or horizontal installation
Tough, water resistant design
High-quality waterproof sealing rubber strip, good sealing effect, and long service life
Easy to install; simply snap in place and secure by tightening via pre-drilled countersunk fastening holes
Hardware is not included
Specs:
Dimensions:
Outside Dimension: 18.3 x 20" (465 x 510 mm)
Mounting Opening: 17 x 15.16"  (432 x 385 mm)
Weight: 4 lb 1 oz (1860 gr)