Description
Lasco 437-339 Reducer Bushing
The Lasco 437-339 Reducer Bushing PVC Schedule 40 is a highly sought-after replacement fitting designed for pool, spa, irrigation, and general plumbing systems. Manufactured by Lasco Fittings Inc., this component plays a critical role in reducing pipe size from 3 inches to 2-1/2 inches, ensuring a secure and leak-free connection between different pipe diameters. Its durable PVC construction resists corrosion, chemical exposure, and high-pressure flow, making it ideal for long-term use in demanding environments.
⚠️ Does not include pipe sealant or installation hardware ⚠️
🧾 Specs & Details:
- Product Name: Reducer Bushing – 3″ x 2-1/2″
- Condition: New
- Manufacturer: Lasco Fittings Inc.
- Model: 437-339
- MPN: 437-339
- Alternative Part #’s: N/A
- Compatibility: Fits standard Schedule 40 PVC piping systems; compatible with pool, spa, irrigation, and plumbing setups requiring size reduction from 3″ to 2-1/2″
✅ Key Features and Benefits:
- Restores System Efficiency: Replacing a worn-out bushing helps maintain proper water flow and pressure regulation
- Durable Construction: Made from high-quality PVC for long-lasting performance in chemically treated water environments
- OEM Precision Fit: Designed to meet original specifications for seamless integration
Whether you’re repairing a vintage spa setup or maintaining a legacy pool system, the Lasco 437-339 Reducer Bushing is a must-have component for restoring functionality and preventing leaks. Its precision design and rugged build make it a dependable choice for professionals and DIYers alike.
🛒 Order your Lasco 437-339 today! We specialize in discontinued and hard-to-find pool & spa parts from major manufacturers. All items ship via USPS (Priority & Ground) with handling included.
📞 Questions? Call our Website Manager Ken at (480) 506-7984.

