The Marine by Codelocks range features a selection of locks that have been specially enhanced to withstand harsh outdoor environments and coastal applications. Reliable and durable, the marine grade black finish has proven to be resistant against moisture and salt spray, following rigorous salt spray testing for up to 1000 hours*. Bolt is moved manually by outside knob after code input and freely by inside knob at all times. Key override is available to order on any model within the CL200 range. Locks can be keyed alike on request.