So I have been doing a lot of research and even emailed Humminbird, never got a response. What I am looking for is either a Puck/In Hull transducer that is combo'd with a display. Or a display only that does not come with a transducer that I can pair with a Puck. The issues I am having is: the...

CS 27 - In hull transducer Is the below water hull of the CS 27 solid fibreglass. Or is there wood between the fibreglass or any voids. Any suggestions on a) whether to use an in hull transducer and b) where to locate it on this boat? Since a grounding, my through hull unit is not working...