Tempress Cam Hatch wo Lock - Dark Grey The Tempress line of Cam Hatches without locks are functional, stylish, and long lasting. These boat access hatches are made from a glass filled polypropylene for strength and durability. Designed for high traffic areas, these cam hatches are designed to withstand people walking or standing upon them. This line of deck hatches feature dog down latches that compress the gasket to create a watertight seal with a quarter turn of the wrist. A patented integral