PCM structural doors are used in areas where hull integrity must be maintained in security, storm or green water situations. These fully dogged watertight yacht quality doors are all derived from our extensive experience with commercial marine applications. Watertight Custom sized to your requirements Highly finished super yacht standard Aluminum, Steel and Stainless steel Flush mounting frames Weld-in and bolt-in frames Quick action dogging Stainless steel low friction roller dogs Low maintenance simple mechanisms Available with ratio reduction for easier dogging Surface mounted hinges with delrin bushings Polished SS hinge pins and SS wear washers Concealed hinges Fixed viewing ports Available fire insulation Available sound insulation