--- product_id: 141627828 title: "Marine 31 Mildew Stain Remover Gel" brand: "marine 31" price: "S$61" currency: SGD in_stock: true category: "Marine 31" url: https://www.desertcart.sg/products/141627828-marine-31-mildew-stain-remover-gel store_origin: SG region: Singapore --- # 20oz thick gel formula works in 1-3 minutes safe on marine & vinyl surfaces Marine 31 Mildew Stain Remover Gel **Brand:** marine 31 **Price:** S$61 **Availability:** ✅ In Stock ## Summary > 🛥️ Clean like a pro, protect like a captain! ## Quick Answers - **What is this?** Marine 31 Mildew Stain Remover Gel by marine 31 - **How much does it cost?** S$61 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/141627828-marine-31-mildew-stain-remover-gel) ## Best For - marine 31 enthusiasts ## Why This Product - Trusted marine 31 brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Time-Smart Formula:** Thick gel clings and works quickly, saving your weekend time. - • **Marine-Grade Safety:** Powerful yet gentle—no discoloration or damage to vinyl or fabrics. - • **Effortless Stain Erasing:** Spray, wait, wipe—mildew vanishes fast without scrubbing stress. - • **Versatile Surface Savior:** From boat seats to bathroom tiles, one gel cleans them all. - • **Concentrated Cleaning Power:** Small bottle, mighty results—maximize every drop. ## Overview Marine 31 Mildew Stain Remover Gel is a concentrated, thick 20oz gel designed for fast, effective mildew and stain removal on marine surfaces, vinyl, tile, and more. Its quick 1-3 minute action safely cleans without discoloring or damaging delicate materials, making it the go-to solution for boat owners and home pros alike. ## Description Buy Marine 31 Mildew Stain Remover Gel | Thick Gel Formula for Marine, Boat, Home & Patio | Removes Mildew & Stains from Bathrooms & Showers | Effective Cleaner | M31-375 | 20oz: Cleaners - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - EASY TO USE: Simply spray the product directly onto the surface and allow to sit for 1 to 3 minutes. Agitate the surface with a brush or terry cloth towel and then thoroughly rinse and dry the surface. - MULTIPLE USES: Safe for Boats, Vinyl, Tile, Grout, Patio, Coolers, and just about anywhere else that may accumulate stains. Marine 31 Mildew Stain Remover works like no other! - SAFE: Erase these unwanted stains without the risk of discoloring, dulling or drying out vinyl seats or other fabrics. Even the most severe stains are no match for the cleaning power of Marine 31 Mildew Stain Remover. - FAST WORKING: Marine 31 Mildew Stain Remover will quickly erase stains from marine surfaces including vinyl seat cushions, rubber fenders, fiberglass, gel coat, canopies & more without the need of abrasive power washing and/or scrubbing. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07V47SPF8 | | Best Sellers Rank | #45,811 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #102 in Boat Cleaners #192 in Boat Hardware | | Brand Name | Marine 31 | | Customer Reviews | 4.6 4.6 out of 5 stars (605) | | Included Components | (1) Marine 31 Mildew Stain Remover Gel 20 oz | | Item Form | Gel | | Item Type Name | Mildew Stain Remover Gel | | Item Volume | 20 fluid ounces | | Manufacturer | Marine 31 | | Material Features | Unscented | | Model Number | M31-375 | | Number of Items | 1 | | Part Number | M31-375 | | Scent | Unscented | | Size | 20 Fl Oz (Pack of 1) | | Special Features | Concentrated | | Specific Uses For Product | Bathtub, Deck, Shower, Sink, Tile | | Surface Recommendation | Fiberglass | | UPC | 082045630480 | | Unit Count | 20 Fluid Ounces | | Warranty Description | Standard Marine 31 Warranty | ## Product Details - **Brand:** Marine 31 - **Item Form:** Gel - **Material Feature:** Unscented - **Scent:** Unscented - **Specific Uses For Product:** Bathtub, Deck, Shower, Sink, Tile ## Images ![Marine 31 Mildew Stain Remover Gel - Image 1](https://m.media-amazon.com/images/I/51RthgY5PZS.jpg) ![Marine 31 Mildew Stain Remover Gel - Image 2](https://m.media-amazon.com/images/I/71JQIKqYvEL.jpg) ![Marine 31 Mildew Stain Remover Gel - Image 3](https://m.media-amazon.com/images/I/91TixMzOJ0L.jpg) ![Marine 31 Mildew Stain Remover Gel - Image 4](https://m.media-amazon.com/images/I/81b9WFnqF6L.jpg) ![Marine 31 Mildew Stain Remover Gel - Image 5](https://m.media-amazon.com/images/I/81-INQwQH3L.jpg) ## Questions & Answers **Q: could this be used on a canvas boat cover?** A: Try it on a small section first to see what happens. I got some of it on my shorts and it bleached them. It is powerful stuff. **Q: Is it safe for cars?** A: Yes **Q: Is this safe to use on colored vinyl** A: I used it on white and blue vinyl and it worked very well. **Q: Is this only a whitener or does it also disinfect and get rid of the actual mildew?** A: This is the best product I have found to get rid of mildew on my boat seats and other area. I would suggest if it kills mildew it would also disinfect as well. ## Frequently Bought Together - Marine 31 Mildew Stain Remover Gel | Thick Gel Formula for Marine, Boat, Home & Patio | Removes Mildew & Stains from Bathrooms & Showers | Effective Cleaner | M31-375 | 20oz - 303 (30306) Marine UV Protectant Trigger Sprayer, 32 fl. Oz - Marine 31 Mildew Stain Remover & Cleaner | Effective for Boats, Home, Patio, & Bathroom | Removes Mildew & Mold Stains | Powerful Cleaning Formula | 16oz --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sg/products/141627828-marine-31-mildew-stain-remover-gel](https://www.desertcart.sg/products/141627828-marine-31-mildew-stain-remover-gel) --- *Product available on Desertcart Singapore* *Store origin: SG* *Last updated: 2026-08-13*