Pentek FloPlus 20 / 455904-43 Carbon Fiber Block Filter for FPS-20

SpiroPure SP-CBR2-20

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List Price $26.30

Our Price: $11.20

See notes below


List Price $157.80

6 Filters: $67.20


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Pentek FloPlus 20

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List Price $62.52

Our Price: $41.68

See notes below


List Price $750.24

12 Filters: $500.16


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  • Product Overview
  • Contaminant Reduction

Please note that this is a special order item. Your order must be a minimum of $1,000 and consist of Pentek filtration products only. Typical lead time is 2-4 weeks, but we will contact you if it is longer.

This item is available in Super Value case packs only.

  • Filter Media: Bonded PAC
  • Application: City or well water
  • Dimensions: 20" L x 2-7/8" D
  • Rating (Nominal): 0.5 micron
  • Initial ΔP (psi) @ Flow Rate (gpm): 2 psi @ 2 gpm
  • Temperature Rating: 40°F to 180°F
  • Part Number: 455904-43 / 45590443
FloPlus Series Cartridges Overview: *All performance claims are based on manufacturer’s internal testing
  • 99.95% reduction of cryptosporidium, giardia, and cysts
  • True depth filtration which offers greatest life of any cyst-capable carbon cartridge
  • Premium dirt-holding capacity
  • Outstanding chlorine taste & odor reduction
  • High flow rates and low pressure drop similar to a nominal 10-micron cartridge
  • Whole house cyst reduction with carbon treatment
  • Cyst reduction where low flow, high pressure drop or premature plugging has been problematic
  • Areas where low water pressure has made cyst reduction difficult due to high pressure drops (low flow)
  • High flow applications (>25 gpm possible)
Documentation: Compatible Part or Model Numbers:
  • Ametek FloPlus 20
  • Pentek FloPlus20
  • USFilter / US Filter FloPlus 20
Compatible Housings:
  • Culligan / Ametek / Pentek #20 / 20" standard filter housings (20-ST, 20-3GMB-C)
  • Other brands' 20" standard size housings

The FloPlus 20 filter cartridge replacement has been tested and certified by NSF International under NSF/ANSI Standard 53 in model FPS-20 for the reduction of cysts (Not certified for sale in CA, IA, MA, or WI). The FloPlus 20 has also been tested internally by the manufacturer to reduce chlorine taste & odor, bad taste & odor, and sediment.