Costco Sale: Thermal Balance Room Darkening Curtains $15.99 by Rhonda December 15, 2021 *UPDATE* 9/20/18. Unlike curtains sold in many stores, this value pack comes with two panels, not one. Select Costco locations have the Thermal Balance Room Darkening Curtains on sale for $15.99 … 0 FacebookTwitterPinterestThreadsBlueskyEmail
