I think you can use simple green.
Black spots on marine vinyl.
Quick drops in temperature.
The black tar like spots that are all over your vinyl siding are more than likely a fungus called sphaerobolus stellatus better known as artillery or shotgun fungus although it s most often found on the east coast it can grow anywhere and especially thrives in areas that have cool damp springs or rainy fall weather conditions.
Are your seats hard vinyl seats attached to the boat.
We are not pointing fingers but this is usually the 1 reason marine vinyl breaks down.
The main characteristic that separates marine grade vinyl and regular vinyl is marine grade vinyl has uv protection and is mold mildew resistant.
Cleaning vinyl boat seats.
Not only are the black spots unattractive but they can keep you from enjoying your time on board and even diminish the overall value of your boat.
Those little black specs of spider droppings on vinyl seats can also be removed this way.
Condensation that forms due to temperature swings can create a friendly environment for mold on your boat seats.
There are few things more frustrating for a boat owner than mildew stains taking over your vinyl seats and comfy cushions.
If you catch it early on removing mold and.
If your boat is stored near lakes rivers and oceans this is often a given.
Natalie sears owns deckhand detailing and is the author of the insider s guide to boat cleaning and detailing.
Guess what the problem isn t with the vinyl.
Marine vinyl and other fabrics are especially difficult to clean.
In this article the pros at boating deliver guidance that will help you decide whether to clean or replace mildewed vinyl.
A solution made of bleach should work but if you need it to be environmentally friendly for disposing the cleaning solution into the lake river etc.
Spray with water or a multipurpose cleaner spray let it soak in for 30 seconds then wipe off.
Your boat tends to be outdoors longer in the warm weather leading to the promotion of mildew growth.