The GROCO VD-2500-S Vertical Duplex Engine Raw Water Strainer is a premium marine-grade filtration system designed for continuous, reliable operation on boats, yachts, and commercial vessels. Built for demanding marine environments, this 2½″ bronze duplex strainer delivers uninterrupted raw water filtration for engines, generators, air conditioners, refrigeration units, and other essential onboard systems.
Key Features
- Heavy-Duty Bronze Construction – Engineered for maximum durability and corrosion resistance in harsh marine environments.
- Duplex Filter Design – Dual baskets allow one chamber to operate while the other is serviced, ensuring continuous water flow with zero downtime.
- 304 Stainless Steel Basket – Corrosion-resistant, long-lasting filtration basket provides superior debris capture and performance.
- NPT Threaded Connections – 2½″ inlet and outlet ports for straightforward integration with existing piping systems.
- Easy Maintenance – Quick-access bronze wingnuts and clearly marked valve positions simplify cleaning and routine service.
Specifications
- Model: VD-2500-S
- Pipe Size: 2½″ NPT
- Height: 17½″
- Filter Basket: 304 Stainless Steel
- Weight: ~54 lb
The GROCO VD-2500-S offers dependable, continuous-duty filtration performance, making it an ideal choice for vessels requiring rugged construction, minimal maintenance downtime, and superior raw water protection.








