How To Clean Sunbrella Fabric Cushions. With a new spill on your sunbrella fabric. Our canvas maker cautioned us that scrubbing sunbrella with too much force will damage the fabric, just use a soft cloth (or soft bristled toothbrush) with light/delicate pressure.
Let it soak in and sit so the cleaning mixture can break down the dirt and stains. When you choose outdoor cushions made from sunbrella fabric, rest assured that the performance fabric is made to resist both mold and mildew. With a new spill or stain on your sunbrella fabric:
Allow cleaning solution to soak into the fabric.
Even though sunbrella fabrics are known to not promote mildew growth, they still may grow on dirt or other foreign substances that are not removed from the fabric. We value making fabrics with complete performance that stand up to everyday life. Sunbrella® fabrics will not support the growth of mildew, but dirt on the fabric can lead to mildew growth, which makes regular cleanings important. Disinfecting or sanitizing often requires the use of strong chemicals that might damage other fabrics.