Fleck (61451-100) 1/2" BLFC 1.0 GPM Blue And White (F-40750LN-16) 1.0 - 10 GPM; 1" FPT Polyphosphate filters should be replaced

Polyphosphate filters should be replaced every 6 months even if flow rate remains strong

and industrial seawater treatment facilities

ensuring proper fit and flow distribution

5" Dimensions

Fleck (61451-100) 1/2" BLFC 1.0 GPM Blue And White (F-40750LN-16) 1.0 - 10 GPM; 1" FPT Polyphosphate filters should be replacedThe Fleck 61451 100 BLFC drain line flow control regulates backwash and rinse discharge at a precise 1. 0 GPM through a 1 2" connection, preventing excessive water waste during regeneration cycles. This component is essential for water softener systems that require controlled drain flow to meet efficiency standards and local plumbing codes. SPECIFICATIONS Technical Details Manufacturer Fleck Model Number 61451 100 Connection Size 1 2 inch Flow Rate 1.