To keep your Sunbrella fabrics pristine and postpone any need for more serious cleaning, rinse your Sunbrella fabrics regularly. In doing so, you can prevent dirt or other impurities from entering your fabrics. Even so, you should carefully wash your Sunbrella fabrics every two to three years to maintain their appearance. Once you have cleaned your Sunbrella fabrics, allow them to air dry.
Do not wash your Sunbrella fabrics in the washing machine. Placing your cushions or shells in the washing machine often causes the fabric to shrink or ripe. Instead, spot clean you fabric with a mild soap, such as Ivory Snow. Mild soaps will rinse with ease and will not weaken the fabric's water-repellent finish. It is important to use cold water when you are spot cleaning and always air dry your fabrics. Because Sunbrella fabrics do not retain moisture, they should air dry within a matter of minutes. Placing your Sunbrella fabrics in a dryer will result in overheating and may shrink the fabric.
Sunbrella fabrics are very breathable due to their woven material. In addition, Sunbrella fabrics have a fluorocarbon finish that boosts water repellency. After a thorough cleaning, the finish will need replenishment.
If your Sunbrella fabrics are exposed to harsh elements regularly, you may want to treat your fabrics with a water-repellent formula.
Because Sunbrella fabrics are acrylic fiber, they do not promote the growth of mildew when kept clean. However, mildew can grow on residue, such as dirt, they may be on the surface of your fabrics.
For stubborn or large stains, rub a product, such as Greased Lightning, into your Sunbrella fabric to allow absorption. Afterwards, gently scrub the stain with a soft brush and rinse entirely to remove all residue. If needed, repeat until the stain is completely eliminated.
For the most common stains, here is a list of recommended cleaning methods.