Tuff-N-Nuff has developed products designed to provide durable, low maintenance pipeline installations. Tuff-N-Nuff (made in the United States) wraps pipe in a porous shield of flexible PVC that protects the coating from the most aggressive terrain. Tuff-N-Nuff is a 3/8-in thick PVC strand extruded pad with excellent physical properties. Lightweight, flexible pads or rolls can be easily installed without any additional equipment. Our rolls and pads are custom-sized to fit your pipe and leave zero waste. Sika Corp. is the U.S. subsidiary of Sika AG, whose global headquarters are located in Baar, Switzerland. Sika is a specialty chemicals company with a leading position in the development and production of systems and products for bonding, sealing,damping, reinforcing, and protecting in the building sector and the motor vehicle industry. Sika has subsidiaries in 84 countries around the world and manufactures in over 160 factories.