How to wash blackout curtains effectively?

Answer

To effectively wash blackout curtains, always check the care label. Most require gentle machine washing or hand washing with cold water and mild detergent, followed by air drying to protect the blackout lining and prevent damage.

Better Homes & Gardens
Last Updated:May 27, 2026

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Gentle Care for Your Blackout Curtains

Pre-Cleaning and Care Label Check

Before washing, carefully check the care label on your blackout curtains. This is crucial as blackout linings are often delicate and can be damaged by improper cleaning. Most blackout curtains recommend gentle machine washing, hand washing, or spot cleaning. Vacuuming or shaking them outdoors can remove loose dust before washing.

Washing Method and Temperature

For machine-washable curtains, use a delicate cycle with cold water and a mild detergent. Avoid harsh chemicals or bleach, as these can degrade the blackout coating. If hand washing, submerge them in cool water with detergent, gently agitate, and rinse thoroughly. Focus on cleaning the fabric, not scrubbing the lining.

Drying to Preserve Lining

Drying is critical. Never put blackout curtains in a tumble dryer, as high heat can damage or melt the blackout backing, leading to cracking or peeling. Instead, air dry them. Hang them outdoors in a shaded area or indoors on a shower rod or clothesline, ensuring they are fully extended to dry evenly and prevent creases.

Crucial Exceptions and Special Handling

Some blackout curtains are "dry-clean only" due to delicate fabrics, intricate designs, or specific lining types. Always adhere to these instructions to avoid irreversible damage. Very heavy or oversized curtains may be too large for home washing machines and should be professionally cleaned to prevent machine overload and fabric stress. Spot clean minor stains rather than full washing if possible.

Your 5-Step Blackout Curtain Cleaning Guide

  1. Always consult the care label for specific washing instructions to prevent damage.

  2. Vacuum or gently shake curtains outdoors to remove loose dust and debris before washing.

  3. Machine wash on a delicate cycle with cold water and mild detergent, or hand wash gently.

  4. Never tumble dry; instead, air dry completely by hanging them unfolded in a shaded area.

  5. Spot clean minor stains with a damp cloth and mild soap to avoid frequent full washes.

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