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Valumax Fleck Backwashing Filter Systems

  • Filter media selection is based on application.
  • Media data sheets are available through customer service if required.
  • Backwashing filters shown represent common sizes and media choices.
  • Other sizes and media selections are available.

Install parts (bypass valve, yokes, drain fittings) are not included with units. These must be ordered separately and are listed at the end of this section.

Backwash flow rates should be considered for drain pipe sizing and should typically be 3/4” OD or larger.

Units up to 2 cubic feet (12” x 52” media tank) are shipped with media loaded. Larger systems have media packaged separately which must be loaded on site.

Air Injection Oxidizer Filters (AIO)

  • Simplified Iron, Manganese, and Hydrogen Sulfide removal
  • Chemical free, single tank solution
  • Utilizes an air draw cycle to create a captive air pocket above the media bed to enhance oxidation and filtration
  • SXT electronic time clock control
  • 4 cycle operation – Backwash, Air Draw, Fast rinse, Service
  • BIRM media for Iron and Manganese removal. Refer to media data sheet for application guidelines
  • Catalytic Carbon media for Hydrogen Sulfide removal
5810 AIO
2510 AIO

Air Injection Oxidizer Filters (AIO)

 Part #Description1+3+6+12+
 CFM-1.0-5800SXT-AIO-BIRM1.0 CUFT; BIRM; 5800SXT-AIO; RT 9X48    
 CFM-1.5-5800SXT-AIO-BIRM1.5 CUFT; BIRM; 5800SXT-AIO; RT 10X54    
 CFM-2.0-5800SXT-AIO-BIRM2.0 CUFT; BIRM; 5800SXT-AIO; RT 12X52    
 CFM-1.0-5800SXT-AIO-MC12401.0 CUFT; CATALYTIC CARB 5800SXT-AIO; RT 9X48    
 CFM-1.5-5800SXT-AIO-MC12401.5 CUFT; CATALYTIC CARB 5800SXT-AIO; RT 10X54    
 CFM-2.0-5800SXT-AIO-MC12402.0 CUFT; CATALYTIC CARB 5800SXT-AIO; RT 12X52    
 CFM-1.0-5800SXT-AIO-CENTAUR1.0 CUFT CENTAUR CARB 5800SXT-AIO; RT 9X48    
 CFM-1.5-5800SXT-AIO-CENTAUR1.5 CUFT CENTAUR CARB 5800SXT-AIO; RT 10X54    
 CFM-2.0-5800SXT-AIO-CENTAUR2.0 CUFT CENTAUR CARB 5800SXT-AIO; RT 12X52    
 CFM-1.0-2510AIO-BIRM1.0 CUFT; BIRM; 2510SXT-AIO; RT 9X48    
 CFM-1.5-2510AIO-BIRM1.5 CUFT; BIRM; 2510SXT-AIO; RT 10X54    
 CFM-2.0-2510AIO-BIRM2.0 CUFT; BIRM; 2510SXT-AIO; RT 12X52    
 CFM-1.0-2510AIO-MC12401.0 CUFT; CATALYTIC CARB; 2510SXT-AIO; RT 9X48    
 CFM-1.5-2510AIO-MC12401.5 CUFT; CATALYTIC CARB; 2510SXT-AIO; RT 10X54    
 CFM-2.0-2510AIO-MC12402.0 CUFT; CATALYTIC CARB; 2510SXT-AIO; RT 12X52    
 CFM-1.0-2510AIO-CENTAUR1.0 CUFT CENTAUR CARB 2510SXT-AIO; RT 9X48    
 CFM-1.5-2510AIO-CENTAUR1.5 CUFT CENTAUR CARB 2510SXT-AIO; RT 10X54    
 CFM-2.0-2510AIO-CENTAUR2.0 CUFT CENTAUR CARB 2510SXT-AIO; RT 12X52    

Carbon Filters

  • Chlorine reduction
  • Taste and odor reduction
  • Reduction of chemical by-products of chlorination, pesticides, herbicides and other organic chemicals
  • 3 cycle operation – Backwash, Fast rinse, Service
  • Carbon works by chemical adsorption, and will need periodic replacement to maintain effectiveness

Carbon Filters

Part #Description1+3+6+12+
CFM-1.0-2510-CARBON1.0CUFT; CARBON; 2510FC; RT 9X48
CFM-1.5-2510-CARBON1.5CUFT; CARBON; 2510FC; RT10X54
CFM-2.0-2510-CARBON2.0CUFT; CARBON: 2510FC; RT12X52
CFM-1.0-5800SXT-CARBON1.0CUFT; CARBON; 5800SXT; RT 9X48
CFM-1.5-5800SXT-CARBON1.5CUFT; CARBON; 5800SXT; RT 10X54
CFM-2.0-5800SXT-CARBON2.0CUFT; CARBON; 5800SXT; RT 12X52

Nexsand Filters

  • Turbidity reduction providing filtration dow to 3-5 micron
  • High service flow
  • Removal of precipitated material after chemical feed (chlorine, peroxide, etc)
  • Durable, long lasting media (typically 5+ years)
  • 3 cycle operation – Backwash, Fast rinse, Service

Nexsand Filters

Part #Description1+3+6+12+
CFM-1.0-2510-NEXSAND1.0CUFT; NEXSAND; 2510FC; RT 9X48
CFM-1.5-2510-NEXSAND1.5CUFT; NEXSAND; 2510FC; RT10X54
CFM-2.0-2510-NEXSAND2.0CUFT; NEXSAND; 2510FC; RT 12X52
CFM-1.0-5800SXT-NEXSAND1.0CUFT; NEXSAND; 5800SXT; RT 9X48
CFM-1.5-5800SXT-NEXSAND1.5CUFT; NEXSAND; 5800SXT; RT 10X54
CFM-2.0-5800SXT-NEXSAND2.0CUFT; NEXSAND; 5800SXT ;RT12X52
CFM-1.0-5800XTR2-NEXSAND1.0CUFT;NEXSAND;5800XTR2;RT9X48
CFM-1.5-5800XTR2-NEXSAND1.5CUFT; NEXSAND; 5800XTR2; RT 10X54
CFM-2.0-5800XTR2-NEXSAND2.0CUFT; NEXSAND; 5800XTR2 ;RT12X52

Greensand Plus Filters

  • Removal of Iron, Manganese, Hydrogen Sulfide, Arsenic and Radium
  • Effective over a broad pH range
  • Batch regeneration 
  • Includes 10”x16” potassium permanganate feeder tank.
  • 5 cycle operation – Backwash, Chem Draw, Fast rinse, Refill, Service

Greensand Filters

Part #Description1+3+6+12+
CFM-1.0-2510-GRNSAND1.0CUFT; GREENSAND; 2510CC; RT9X48
CFM-1.5-2510-GRNSAND1.5CUFT; GREENSAND; 2510CC; RT10X54
CFM-1.0-5800SXT-GRNSAND1.0CUFT; GRNSAND; 5800SXT; RT9X48
CFM-1.5-5800SXT-GRNSAND1.5CUFT; GRNSAND; 5800SXT RT10X54

Birm Filters & Air Injection Parts

  • Iron and Manganese removal (requires presence of dissolved oxygen in water)
  • Chemical free operation
  • Typically used with air injector (installed ahead of well pressure tank) and air contact tank with off gas vent.
  • Not suitable for use with chlorine or other chemical feed systems.

Birm Filters & Air Injection Parts [Not for sale in California]

 Part #Description1+3+6+12+
 CFM-1.0-2510-BIRM1.0CUFT; BIRM; 2510FC; RT9X48    
 CFM-1.5-2510-BIRM1.5CUFT; BIRM; 2510FC; RT10X54    
 CFM-2.0-2510-BIRM2.0CUFT; BIRM; 2510FC; RT12X52    
 CFM-1.0-5800SXT-BIRM1.0CUFT; BIRM; 5800SXT; RT 9X48    
 CFM-1.5-5800SXT-BIRM1.5CUFT; BIRM; 5800SXT; RT 10X54    
 CFM-2.0-5800SXT-BIRM2.0CUFT; BIRM; 5800SXT; RT 12X52    
 Part #Description1+2+4+8+
 CH3929-5IRON REMOVER MICRONIZER    
 31608CT-40 RETENTION TANK, 16X53    
 20289AIR CONTROL ASSY CT-40 (FITS NEW QC TANKS ONLY)