Pentair 2" FNS Plus Filter HiFlow Valve with Plumbing, 261142

Pentair 261142 PVC HiFlow Valve with Plumbing and Bulkhead Fittings; 2 Inch Slip

The Pentair 261142 Hi-Flow Valve is a multiport backwash valve designed specifically for use with several Pentair D.E. filter systems—including the FNS, FNS Plus, and Nautilus/NSP models. In essence, it’s an engineered solution that provides optimal flow control and filtration performance for pool and spa systems while maintaining ease of maintenance.

Key Features and Specifications

• Multiport Operation: The valve is designed with six distinct positions: filter, backwash, rinse, waste, recirculate, and closed. This versatility ensures that your pool’s filter system can be effectively managed throughout its operating cycles, keeping your water clean and your equipment running efficiently.

• Plumbing and Build: As the name implies, this kit includes the necessary bulkhead fittings and is tailored for a 2-inch connection, making it an ideal replacement unit with integrated plumbing components. Installation tends to be straightforward when following the manufacturer’s guidelines.

• Performance and Durability: Engineered for high flow and maximum performance under the working pressures typical in pool systems, the Hi-Flow valve aids in maintaining a consistent and effective filtration process. The robust construction ensures it stands up well to the stresses of pool water circulation and chemical exposure.

• Product Dimensions and Weight: As noted on retail listings, the unit typically has dimensions on the order of roughly 22.9 x 10.5 x 10.1 inches and weighs about 10.1 pounds—figures that underscore its sturdy build while remaining manageable in size for home pool installations.

Applications and Considerations

This valve is ideal if you’re looking for a replacement or upgrade in a pool or spa system that uses Pentair’s D.E. filters, particularly if you have an FNS Plus filter setup. It’s important to ensure compatibility with your particular model (FNS, FNS Plus, or NSP) before purchasing. Many pool professionals and experienced DIY installers appreciate that it offers both reliability and ease of maintenance, with various vendors offering it online—from Amazon and Walmart to specialized pool supply stores.

Features

• The right valve for easy operation
• Six-position, positive-lock operation
• Special winterizing position

Specifications

Used On

• Pentair FNS Plus DE Filters