Our KS1800™ Double Blockout Laminate vinyl fabric is durable and is extremely flexible, making it ideal for structural projects that range in strength-to-weight ratios and range in versatility. The KS1800™ is a premium product, customized with two layers five-ply blockout. It is ultraviolet (UV), anti-mildew, and fire-retardant (FR) treated. Available in 100 yard rolls. Call +1 (888) 727-7050 or Contact Us for a Quote on additional sizing, style, or bulk purchase options