How to Wash a Waterproof Blanket

Waterproof blankets protect furniture from spills and provide comfort during activities like picnics or camping. They are handy for families with pets, children, or active lifestyles, offering durability and functionality for various needs.

Maintaining these blankets can be challenging due to their delicate, water-resistant layer, made from specialized coatings or membranes. Exposure to harsh detergents, high heat, or friction may degrade this layer, reducing its effectiveness and causing irreparable damage.

This guide provides step-by-step instructions and expert tips to ensure your blanket retains its waterproofing, durability, and visual appeal for years.

Why Proper Cleaning Matters

1. Preserving the Waterproofing Layer

The waterproof layer is what sets these blankets apart from ordinary ones. This layer creates a barrier that prevents liquids from penetrating the fabric, often achieved through coatings like polyurethane or laminates. It allows water to bead up and roll off while maintaining breathability for user comfort. Improper cleaning can degrade this layer, rendering the blanket ineffective at repelling water and protecting surfaces. Gentle cleaning techniques are essential to ensure the longevity of this critical feature.

2. Hygiene Benefits

Waterproof blankets are frequently exposed to dirt, bacteria, allergens, and odors. Regular cleaning removes these contaminants and ensures a hygienic and comfortable experience for users, especially those using the blanket for pets or outdoor activities.

3. Enhancing Durability

Routine maintenance and proper care extend the lifespan of waterproof love blankets. For instance, regularly cleaning pet hair and debris from a blanket can prevent the buildup of allergens and odors. A well-maintained blanket also ensures consistent waterproofing, which is crucial for outdoor activities and for protecting furniture from spills. They help prevent fraying, tearing, or thinning of the material, ensuring the blanket remains functional over time.

4. Versatility and Visual Appeal

A well-maintained waterproof blanket retains its multifunctional use, whether for outdoor picnics, protecting furniture, or providing a cozy layer in damp environments. Cleaning also helps preserve the visual appeal of the blanket by preventing discoloration, stains, and unpleasant odors.

Pre-Washing Checklist

1. Read the Care Label

Care labels provide crucial information about suitable washing temperatures, approved detergents, and drying methods. Ignoring these guidelines can lead to damage, such as weakened waterproof layers or compromised fabric integrity. Following these guidelines ensures the blanket is cleaned without damaging its waterproof layer.

2. Identify the Material Type

Waterproof blankets can be made from Gore-Tex, TPU, Sympatex, or synthetic blends. Each material has specific care requirements that influence how it should be cleaned.

3. Inspect for Damage

Before washing a cooling blanket, inspect the blanket for any tears, holes, or thinning areas. Repairing these damages beforehand prevents further deterioration during the cleaning process.

4. Assess the Soil Level

Determine the extent of dirt or stains. Lightly soiled blankets may only need spot cleaning, while heavily soiled ones require a thorough wash.

5. Check for Colorfastness

Test a small area with water and detergent to ensure the blanket’s colors don’t bleed during washing, especially for brightly colored or patterned blankets.

Preparing Your Waterproof Blanket for Washing

1. Remove Loose Debris

Shake the blanket outdoors to remove loose dirt, pet hair, or dust. Use a lint roller or a vacuum cleaner with a soft-brush attachment for stubborn debris.

2. Spot Treat Stains

Apply a mild detergent or stain remover directly to soiled areas. Gently rub with a soft cloth or sponge to lift the stains without damaging the fabric.

3. Select the Right Detergent

Choose a detergent specifically formulated for delicate or waterproof fabrics. Avoid bleach, fabric softeners, or abrasive cleaning agents that can strip the waterproof coating.

4. Pre-Soak for Heavily Soiled Blankets

Soak the blanket in cold water with a small amount of detergent for 15–20 minutes. This loosens embedded dirt, making cleaning easier during the washing process.

5. Secure Straps and Clasps

Fasten Velcro straps, buckles, or clasps to prevent tangling or snagging during washing. Additionally, check for hidden dirt or debris trapped within these areas to ensure a thorough cleaning.

Washing Methods

1. Machine Washing

• Proper Loading Technique: Place the blanket in the washing machine by itself to prevent friction with other items, which can cause wear and tear.
• Cycle Selection: Choose a gentle or delicate cycle to minimize stress on the fabric and waterproof layer.
• Water Temperature: Set the water temperature to cold or lukewarm. High temperatures can damage the waterproof membrane.
• Detergent Amount: Use only the recommended amount of detergent to avoid residue buildup, which can reduce the blanket’s water resistance.

2. Hand Washing

• Preparing the Washing Solution: Mix cold water with a small amount of mild detergent in a large basin or tub. Use approximately one tablespoon of detergent per gallon of water to ensure effective yet gentle cleaning.
• Submerging and Agitating: Immerse the blanket and gently agitate the water to distribute the detergent evenly.
• Scrubbing Techniques: Focus on heavily soiled areas, scrubbing lightly with a soft brush to avoid damaging the fabric.
• Rinsing: Rinse thoroughly with clean water to remove all traces of detergent. Instead, gently press out excess water.

Drying Techniques

1. Air Drying

• Choose a Shaded Area: Select a shaded, well-ventilated spot to prevent UV damage and fading of the waterproof layer.
• Lay Flat to Dry: Flat the blanket on a clean drying rack or surface to maintain its shape and avoid stretching.
• Flip for Even Drying: Periodically flip the blanket to ensure it dries evenly on both sides and to prevent moisture buildup.

Read More - How to Dry Your Bed Sheets 

2. Tumble Drying

• Low or No Heat: If using a tumble dryer, set it to a no-heat or low-heat setting to protect the waterproof membrane from damage.
• Add Dryer Balls: Toss in clean tennis balls or dryer balls to prevent clumping and promote even drying.
• Monitor Drying: Check the blanket regularly and remove it promptly once dry to avoid overheating or wrinkling.

Precautions for Drying

Ensure the blanket is completely dry before storing it to prevent mold or mildew. Avoid prolonged exposure to direct sunlight, as it can degrade the waterproof coating over time.

Waterproofing Maintenance

1. Re-apply Waterproofing Spray

Over time, the waterproofing layer may wear off due to washing and usage. Use a fabric-safe waterproofing spray to restore the blanket’s water-repellent properties. Apply the spray evenly and follow the manufacturer’s instructions for the best results.

2. Test Water Resistance

Sprinkle a small amount of water on the blanket. If it beads up and rolls off, the waterproofing is still intact. If the water soaks in, it’s time to reapply the waterproofing spray.

3. Frequency of Reapplication

Reapply the waterproofing spray every 3–5 washes or when the water resistance diminishes. Regular maintenance helps prolong the blanket’s performance in various conditions.

Common Mistakes to Avoid

1. Using Harsh Cleaning Agents

Avoid detergents with bleach, fabric softeners, or strong chemicals, as these can weaken the waterproof layer and damage the fabric.

2. Washing in Hot Water

Hot water can harm the waterproof membrane and reduce water resistance. Always use cold or lukewarm water as instructed on the care label.

3. Skipping Re-Waterproofing

Not reapplying waterproof sprays after multiple washes reduces the blanket’s effectiveness. Regular reapplication maintains consistent performance.

4. Improper Drying Practices

Incomplete drying can lead to mold and odors. Avoid wringing or over-drying, which can distort the blanket’s shape and damage its waterproofing.

5. Overloading the Washing Machine

Washing with other items can cause uneven cleaning and stress the seams. Always wash the blanket separately to protect its durability.

5 Advanced Care Tips to Wash Waterproof Blanket

1. Proper Storage Techniques

Store waterproof blankets in a cool, dry place to prevent moisture buildup and mildew. Use breathable storage bags of cotton or similar materials to allow airflow and maintain freshness. Avoid plastic bags that trap moisture.

2. Quick Refreshing Methods

A quick rinse in cold water is often enough for lightly soiled blankets. Gently agitate to remove surface dirt and air dry fully to retain the waterproof layer.

3. Odor Neutralization

Add white vinegar to the rinse cycle to neutralize odors caused by bacteria or mildew. Rinse thoroughly afterward to avoid a lingering vinegar smell.

4. Repairing Minor Damage

Use adhesive fabric patches or specialized waterproof repair tapes to fix small tears or thinning areas. Quick repairs can prevent further damage and maintain functionality.

5. Routine Maintenance

Check blankets regularly for fraying edges or weakened waterproofing. Rotating between multiple blankets helps evenly distribute wear and extend their lifespan.

Conclusion

Proper care of your waterproof blanket ensures its durability, functionality, and visual appeal over time. Simple steps like gentle washing, careful drying, and regular re-waterproofing extend its lifespan and keep it practical for indoor and outdoor use.

Routine care prevents damage and enhances performance, ensuring your blanket remains a reliable companion for camping, furniture protection, or as a pet accessory. You can maintain its top condition by using appropriate detergents, avoiding high heat, and reapplying waterproof sprays when necessary.

FAQ

1. How can I fix a damaged waterproof layer?

Use waterproof repair sprays or adhesive patches specific to the material. These restore water-repellent properties and prolong the blanket's usability.

2. Why does my waterproof blanket smell after washing?

Odors often result from incomplete rinsing or drying. Rinse thoroughly and ensure the blanket is completely dry before storing to prevent mildew.

3. Is it necessary to re-waterproof after every wash?

Not always. Typically, re-waterproofing is needed every 3–5 washes or when water no longer beads on the surface.

4. Can I iron a waterproof blanket?

Avoid ironing, as heat can weaken or melt the waterproof coating. For wrinkles, use a low-heat steam setting at a safe distance.

5. What’s the best way to store a waterproof blanket?

Store in a cool, dry place using a breathable storage bag. Avoid compression to maintain the integrity of the waterproof layer.