If it wasn't for GRP, modern production boating would be very different. We explain what it is, and the pros and cons of its myriad different incarnations in the September 2009 issue of Motor Boat & Yachting. Visit www.mby.com; follow us at twitter.com/mbyipc
what type of reinforcement used during the process in this video? is it some kind of fibers?
Bonzerzz 1 year ago