Unicel De Filter Grid 13-13/16" X 18" Offset,System 3

💧 Unicel DE Filter Grid for System 3 filters

Part Number: FG-3913

The Unicel FG-3913 is a replacement DE filter grid designed for compatible System 3 filter assemblies. This grid helps capture fine debris and supports clean, efficient water filtration in pools and spas.

Product Details:

• Grid size: 13-13/16 in x 18 in
• Offset design for compatible System 3 filter systems
• Used as a replacement filter element in DE filtration systems
• Built for reliable dirt and debris capture

Compatibility:

Designed for System 3 DE filter applications that use the FG-3913 size and offset configuration. Verify your existing grid dimensions and filter model before ordering to ensure proper fit.

Installation and Care:

• Shut off the pump and relieve filter pressure before service
• Replace the worn or damaged grid with the matching size and offset style
• Rinse and inspect the filter assembly during routine maintenance
• Follow your filter manufacturer’s service instructions

Keep your pool water clearer with a dependable replacement DE grid from Unicel. 🏊