Pool & Spa Wall Return Fitting – 1 1/2″ NPT Assembly | 400-9010B Product Overview As a retailer of hot tub spare parts, I’m offering this professional-grade wall return fitting assembly, designed specifically for metal-walled pools and spas. This complete assembly provides a secure and reliable water return point for your circulation system. Technical Specifications Specification Detail Model Number 400-9010B Connection Size 1 1/2 inch NPT Application Metal wall pools/spas Material Corrosion-resistant metal Thread Type NPT (National Pipe Thread) Installation Type Through-wall Design Complete assembly Key Features The 400-9010B return fitting assembly includes all necessary components for a complete installation: Durable metal construction Precision-threaded 1 1/2″ NPT connection Gaskets for watertight seal Directional eyeball for flow control Metal wall mounting hardware Installation Benefits Complete assembly ensures compatibility of all components Designed specifically for metal wall applications Professional-grade sealing system Adjustable flow direction Built for long-term durability Applications Metal-walled pools Spa return systems Water circulation systems New installations Replacement projects