Rotomolded polyethylene kayaks are pretty easy to repair. i cracked the area around the scupper after the kayak flew off the car at 60mph (a totally different story).. This video shows how to repair cracks in plastic kayaks using either extra plastic or a repair compound.. I used to be the repair guy at a kayak shop, so here are some tips: ~ get a temperature-controlled plastic welder (i use the model 7 airless welder from urethane supply co. and like it a lot) and practice with it..
The qualities that make plastic perfect for making kayaks out of are the same properties that make it extremely difficult to repair. while repairing plastic kayaks may not be easy, it certainly isn't impossible either. here's a guide to determine how to repair and even plastic weld your kayak.. Plastic kayak repair naples - we offer plastic welding and hole patching which is the only permanent way to get you plastic boat back on the water. plastic kayak repair naples - we offer plastic welding and hole patching which is the only permanent way to get you plastic boat back on the water.. Kayak & canoe repair it’s safe to say that rotomolded polyethylene canoes and kayaks have revolutionized paddling. boats made of this relatively inexpensive material are incredibly durable and abuse-tolerant as well as near maintenance free. if there is a downside to “roto” or “poly” boats, it is that should.