Frequently asked question faq how do i find and repair air leak on my inflatable boat? what to do if inflatable boat compartments become soft over time? what are the. Hi!i developed the urge to build my own canoe/kayak. it took a while to get the courage for the undertaking, and my research took me down several possible avenues…. Marine paint, varnish, and finishing supplies here at the clc shop, we have painted more hulls and varnished more decks of boats than we can count..