Phillips Scientific’s ePTFE Joint Sealant is manufactured at the Rock Hill, SC facility from 100% Virgin expanded PTFE. It is interchangeable with other leading brands, available in sizes: 1/8″, 3/16″, 1/4″, 3/8″, 1/2″, 5/8″, 3/4″ and 1″, and in Standard or Bulk Lengths. It has a full pH Range of 0 to 14 (except for fluorine and molten alkali metals), and it is fully compatible with petroleum products. The temperature range is -450 to 600oF, allowing use in a wide variety of environments. We offer the lowest prices in the industry as with comparable sized joint sealant, and with our large inventory, we are able to ship 95% of our orders the same day. Spools are generic Labeled (Phillips’ name is not on the spool) to protect your marketing efforts. No minimum order is required.