Hours: Monday - Friday 9AM - 5PM

cart with items

Free Shipping on orders over $50

Free Quotes Available

120 Day Money Back Guarantee

No Sales Tax On Orders Outside OH

Free Shipping on orders over $50

Free Quotes Available

120 Day Money Back Guarantee

No Sales Tax On Orders Outside OH

Catalog Home > Fleck 3900 3" Meter Control Valve Water Softener 450000 Grain Capacity

Fleck 3900 3" Meter Control Valve Water Softener 450000 Grain Capacity

Cartridge Filters & Housings

Cartridge Housings Cartridge Housings Parts Cartridge Filters - Carbon Cartridge Filters - Sediment (Pentek)Cartridge Filters - Sediment (Nelsen)CanPro Mediaguard & Parts Sand Separators & Parts

Chlorination Systems & Supplies

Stenner Chlorine Injection System Stenner System Parts Thomas Products Flow Switch Chlorine Pellets

Control Valves & Parts

Fleck Control Valve - Filter Systems Fleck Control Valve - Softeners Clack Valve Parts Bypass Valves & Yokes Fleck 2510 Control Valve Parts Fleck 5600 Control Valve Parts Fleck 9000/9100 Control Valve Parts

Filter Support Media (Gravel or Garnet for media support base)Ion Exchange Resin (Water Softener, Tannin and Nitrate resins)Iron Removal Media (Arsenic, Birm, Katalox, Filox, Manganese Greensand, MTM, KDF 85 and Terminator Blend)pH Adjustment Media (Calcite and Corosex F for raising pH)Sediment Removal Media (Anthracite, Turbidex, Filter Ag, Filter Sand and Garnet)Taste, Odor & Chlorine Removal (Centaur Catalytic Carbon, Coconut Shell Carbon and KDF 55)

Microline RO Systems Microline RO Filters

Microline Filters Microline Filter Sets (15% Discount) O-rings included

Microline RO Parts Pro Products & Supplies

Potassium Permanganate Pro Res Care Pro Rust Out

Salt Free Water Conditioners Tanks

Brine Salt Tanks Brine Salt Tank Parts Mineral Tanks Mineral Tank Adapters Mineral Tank Baskets/Risers Pot Perm Tanks & Parts Retention Tanks PVC Air Injector

Ultraviolet Disinfection

Systems Replacement Lamps Replacement Sleeves Parts

Water Softeners Water Treatment Systems

Carbon Filters - Coconut Shell Carbon Filters - Centaur Carbon Filters - Green Upflow Iron Removal - Birm Iron Removal - Manganese Greensand Iron Removal - AIO Iron Removal - Katalox pH Neutralizers PFAS Removal Sediment Removal Nitrate Removal Tannin Removal

Reference Manuals

Fleck Service Manuals Installation Guides

Commercial Brine Tanks Commercial Filter Cartridges

Flow-Max Jumbo Filter Cartridges for Model 40 Single Cartridge Jumbo Housings Flow-Max Jumbo Filter Cartridges for Model 90 Single Cartridge Jumbo Housings Flow-Max Jumbo Filter Cartridges for Model 170 Single Cartridge Jumbo Housings Flow-Max High Temp Jumbo Filter Cartridges for Models 40, 90 and 170 Single Cartridge Jumbo Housings

Commercial Filter Housings Commercial Filter Systems

Birm Filter Systems Calcite Filter Systems Carbon Filter Systems Sediment Filter Systems Manganese Greensand Filter Systems

Commercial Mineral Tanks Commercial UV Disinfection Commercial Water Softeners

Fleck 2850 1-1/2" Single Tank Systems Fleck 2900 2" Single Tank Systems Fleck 3150 2" Single Tank Systems Fleck 3900 3" Single Tank Systems Fleck 9500 1-1/2" Twin Tank Systems NXT Electronic Options for Fleck Commercial Systems Fleck 2900NXT 2" System 7 Duplex Fleck 3900NXT 3" System 7 Duplex

Product Categories

Cartridge Filters & Housings

Cartridge Housings Cartridge Housings Parts Cartridge Filters - Carbon Cartridge Filters - Sediment (Pentek)Cartridge Filters - Sediment (Nelsen)CanPro Mediaguard & Parts Sand Separators & Parts

Chlorination Systems & Supplies

Stenner Chlorine Injection System Stenner System Parts Thomas Products Flow Switch Chlorine Pellets

Control Valves & Parts

Fleck Control Valve - Filter Systems Fleck Control Valve - Softeners Clack Valve Parts Bypass Valves & Yokes Fleck 2510 Control Valve Parts Fleck 5600 Control Valve Parts Fleck 9000/9100 Control Valve Parts

Filter Support Media (Gravel or Garnet for media support base)Ion Exchange Resin (Water Softener, Tannin and Nitrate resins)Iron Removal Media (Arsenic, Birm, Katalox, Filox, Manganese Greensand, MTM, KDF 85 and Terminator Blend)pH Adjustment Media (Calcite and Corosex F for raising pH)Sediment Removal Media (Anthracite, Turbidex, Filter Ag, Filter Sand and Garnet)Taste, Odor & Chlorine Removal (Centaur Catalytic Carbon, Coconut Shell Carbon and KDF 55)

Microline RO Systems Microline RO Filters

Microline Filters Microline Filter Sets (15% Discount) O-rings included

Microline RO Parts Pro Products & Supplies

Potassium Permanganate Pro Res Care Pro Rust Out

Salt Free Water Conditioners Tanks

Brine Salt Tanks Brine Salt Tank Parts Mineral Tanks Mineral Tank Adapters Mineral Tank Baskets/Risers Pot Perm Tanks & Parts Retention Tanks PVC Air Injector

Ultraviolet Disinfection

Systems Replacement Lamps Replacement Sleeves Parts

Water Softeners Water Treatment Systems

Carbon Filters - Coconut Shell Carbon Filters - Centaur Carbon Filters - Green Upflow Iron Removal - Birm Iron Removal - Manganese Greensand Iron Removal - AIO Iron Removal - Katalox pH Neutralizers PFAS Removal Sediment Removal Nitrate Removal Tannin Removal

Reference Manuals

Fleck Service Manuals Installation Guides

Commercial Brine Tanks Commercial Filter Cartridges

Flow-Max Jumbo Filter Cartridges for Model 40 Single Cartridge Jumbo Housings Flow-Max Jumbo Filter Cartridges for Model 90 Single Cartridge Jumbo Housings Flow-Max Jumbo Filter Cartridges for Model 170 Single Cartridge Jumbo Housings Flow-Max High Temp Jumbo Filter Cartridges for Models 40, 90 and 170 Single Cartridge Jumbo Housings

Commercial Filter Housings Commercial Filter Systems

Birm Filter Systems Calcite Filter Systems Carbon Filter Systems Sediment Filter Systems Manganese Greensand Filter Systems

Commercial Mineral Tanks Commercial UV Disinfection Commercial Water Softeners

Fleck 2850 1-1/2" Single Tank Systems Fleck 2900 2" Single Tank Systems Fleck 3150 2" Single Tank Systems Fleck 3900 3" Single Tank Systems Fleck 9500 1-1/2" Twin Tank Systems NXT Electronic Options for Fleck Commercial Systems Fleck 2900NXT 2" System 7 Duplex Fleck 3900NXT 3" System 7 Duplex

Fleck 3900 3" Meter Control Valve Water Softener 450000 Grain Capacity

Item #: SKU9063

3900