Instant Boat Hull Cleaner for Fiberglass & Gelcoat
Dual-acid hull cleaner that removes waterline stains, rust, and scum from fiberglass, gelcoat, and painted surfaces. Customers note easy use and good overall quality, with mixed results on stain removal
Highlights
- dual-acid formulation
- safe for fiberglass & painted surfaces
- effective against waterline stains
Pros
- dual-acid formula for tough deposits
- safe on fiberglass and painted surfaces
- easy to apply
Cons
- mixed stain removal results
- one report of damage to trailer paint
Best For
Features
- Dual-acid formula effectively removes waterline stains and rust
- Safe for fiberglass, painted surfaces, chrome, and plastic
- Removes scum, fish blood, and hard waterlines on contact
- Apply with a sponge, rinse, and wipe to finish