The NuWhirl 449038 3/8" Plug delivers reliable sealing and secure fastening for spa bath systems. Engineered for durable connections, this replacement component ensures efficient performance in pump, blower, and heater installations. Compatible with standard 3/8" ports, it provides a tight fit that minimizes leaks and maintains system integrity. Essential for maintenance, repairs, and system upgrades across residential spa applications.
The plug is 3/8" OD
NuWhirl 449038 3/8 Plug
