The Pentair 154416 Spacer is a high-quality internal spacer designed to enhance the performance and reliability of HVAC systems. With a size of 2" , this internal spacer is a crucial component in maintaining proper alignment and spacing within various HVAC equipment. Engineered for durability and precision, the 154416 Spacer ensures that components within the system are securely posit... https://www.usapoolshop.com/154416-pentair-spacer-2-internal