Gasket Seal For Doors And Windows, Black, M-D Building Products, Foot Length. Product Details Product Description MD Building Products 68668 1/2-Inch by 20-Feet Black Silicone Door Seal From the Manufacturer Silicone Gasketing. UL listed and tested to limit air and smoke infiltration. Not affected by mildew, fungus or UV Light. Made of highly durable silicone rubber Seals to protect against drafts, moisture, dust and insects 20 ft. L x 1/2 in. W x 1/4 in. H Black color Remains flexible in extreme temperatures U.L. listed and labeled for use on fire-rated door assemblies smoke and draft control Cut to desired length with scissors No hardware required for install Indoor or outdoor use Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.