Hayward Diffuser | SPX1616B Panama Jack Dana Point High-Quality Electrical Enclosure – Shields

High-Quality Electrical Enclosure – Shields wiring and connections from moisture

In spa plumbing

and eco-friendly heating solution with no moving parts to fail

The title lists 131 square feet

Its weatherproof construction ensures long-lasting durability

Hayward Diffuser | SPX1616B Panama Jack Dana Point High-Quality Electrical Enclosure – ShieldsWhat This Part Is Used For The Hayward SPX1616B is a pump diffuser used inside compatible Hayward wet ends. It surrounds the impeller and helps direct water flow efficiently from the impeller into the volute. This part sits between the impeller and housing. Why This Part Matters A cracked or worn diffuser can reduce flow and affect pump efficiency even when the impeller is in good condition. Improper flow guidance can also lead to unusual noise or