These are good for powerboats or frequently used boats. Learning how to build a boat might not be as hard as you think For many, learning how to build. Long skinny screwdriver — Small clams and other hard growth often make their homes in the narrow through-hull passages.
Clean the bottom of your boat like a pro
Use a paint brush to fill in small or awkward areas. When I see a through-hull is obstructed, I carefully ream out the offending growth with a screwdriver. The Latest How to build a boat.
Read on for our complete guide on how to clean the bottom of a boat. Ask for soda blasting on a fiberglass boat or sand blasting on an aluminum or steel boat. I then move on to sweeping with the sponge and, if necessary, more aggressive tools like the pads, brush, and putty knife.