This blue Saratoga NPT Thread Adaptor is perfect for quick filter removal and is suitable for Saratoga Spas and other brands. Its fine thread is standard NPT 1-1/2" base, making it a reliable choice. For proper use, ensure your filter has two slots on the bottom that match up to the adaptor.
- Fine thread ( blue ) is standard NPT 1-1/2" base, Saratoga # 74450
- Coarse thread ( yellow ) is 'Acme' style base, Saratoga # 74451