The 16" Rubber Cap by Fittings Unlimited Inc is engineered for effective sealing and protection of pipes and fittings. Constructed from durable rubber, this cap provides a secure fit, preventing dust and debris from entering the system. With a diameter of 16 inches, it is perfect for large pipes in plumbing and industrial applications. This cap is resistant to various chemicals and temperature changes, ensuring longevity and reliability. It complies with industry standards, making it a trusted choice for professionals seeking quality sealing solutions.