Since I have never seen someone post a long term review of Seadek thought I would share.
This is after 7 years in the AZ sun, not covered so exposed year round to the elements. Overall happy and currently getting ready to replace it.
Re: 410 Sundancer/Express Cruiser and 400 Sundancer/Express Cruiser **Official Thread
Bryank, tried PMing you but your inbox is full. Send me a message please, I'm interested in your 410.