The 3/4" 300ft O2 Barrier HeatLink® Pipe-in-Pipe with a red sheath is engineered for optimal performance in radiant heating systems. This innovative product features an oxygen barrier that prevents corrosion and ensures the longevity of your heating system. The pipe-in-pipe design allows for easy installation and efficient heat transfer, making it suitable for both residential and commercial applications. With a length of 300 feet, this product provides ample material for extensive projects. The robust construction meets industry standards, ensuring reliability and compliance with plumbing regulations.