Iosso Mold & Mildew Stain Remover 12 oz.
Best eco-friendly cleaner for removing stubborn stains from outdoor fabrics.
Effortlessly remove stubborn mold and mildew stains with Iosso Mold & Mildew Stain Remover. This powerful, bleach-free formula is safe for colors and fabrics, effectively tackling dirt, oils, and algae on a wide range of surfaces including vinyl, canvas, wood, and fiberglass. The biodegradable and nontoxic powder is easy to prepare, with one jar yielding up to 3 gallons of cleaning solution. Each gallon covers approximately 150 square feet, making it an efficient choice for various cleaning needs. Simply mix, apply, let sit, and rinse for a refreshed finish.
$15.95
Owner Satisfaction
4.7
/ 5
Category Rank
4
/ 124
#4 in Fabric & Upholstery Cleaners
Price vs Category Average
-42%
Below average
Brand
Iosso
/ Iosso
Who it's for
- Homeowners tackling stubborn organic stains on various surfaces
- Boat owners needing safe cleaners for colored canvas and vinyl
- Busy cleaners looking for a low-effort spray-and-rinse solution
Who should skip it
- Impatient users needing immediate results for deep-set stains
- Sensitive individuals requiring odor-free cleaning products
- Budget-conscious shoppers preferring inexpensive bleach alternatives
Performance breakdown
Stain Removal Efficacy
Bleach-free formula aggressively breaks down stubborn mold and mildew on contact.
Surface Versatility
Safely cleans everything from delicate canvas fabrics to rugged fiberglass surfaces.
Yield Efficiency
Concentrated powder delivers impressive volume for large-scale cleaning projects.
Fabric Safety
Color-safe composition ensures deep cleaning without risking textile discoloration.
Environmental Impact
Biodegradable and nontoxic ingredients offer a responsible alternative to harsh chemicals.
Ease of Preparation
Requires manual mixing, which is slightly more involved than ready-to-use sprays.
Key Specs
Brand
Iosso
Size
12 oz. jar
Capacity
12.0 ounces
Intended Soil
Mold and Mildew
Yield
Makes 3 gallons of solution
Coverage Rate
150 square feet per gallon
Formula Claims
Bleach-Free, Non-Toxic, Biodegradable
Packaging Type
Canister
Features
- Removes dirt, oils, and algae stains
- Safe on colors and fabrics
- Biodegradable and nontoxic powder
- One jar makes 3 gallons of solution
- Covers 150 sq ft per gallon
- Works on multiple surfaces
- Bleach-free formula
What customers say
Customers highly value this remover for its professional grade efficacy, especially on marine and outdoor gear like canvas and vinyl. The core theme is powerful performance and exceptional value. Users report that it quickly eliminates severe mold, mildew, and tough stains where standard cleaners fail, often saving them the expense of replacing costly items. While the potent, bleach-like odor requires good ventilation and safety gear, the consensus is that the superior, restorative cleaning results fully justify the premium price. Its reliability in challenging maintenance situations earns high marks for quality and overall satisfaction.
Know before you buy
Yes, the formula is bleach-free and specifically designed to be safe on colors and fabrics without causing fading.
One 12 oz. jar of the concentrate makes up to 3 gallons of cleaning solution when mixed with water.
Absolutely. This is a multi-surface cleaner that works effectively on vinyl, canvas, wood, and fiberglass to remove mold, mildew, dirt, and algae.
Yes, the powder formula is both biodegradable and nontoxic, making it a safer choice for both indoor and outdoor cleaning tasks.
One gallon of the prepared solution covers approximately 150 square feet, depending on the severity of the stains and the porosity of the surface.
Yes, the cleaning process requires you to mix the powder, apply it to the surface, let it sit, and then thoroughly rinse it off.
Still have a question?
Ask Hayley anything about this product before you decide.