Care Instructions Care Info Canyon Screen with Weights Expansion and contraction will occur with changes in humidity. For outdoor use. Cover or store indoors during the winter and/or extreme weather. Teak will turn a silver grey if not cared for with teak protector. Use our Teak Cleaner and Teak Protector to maintain finish. Care products for teak are available at Crate and Barrel stores. We do not recommend using oilbased products to care for your teak. We recommend the use of our outdoor furniture covers.