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The EPA also sets National Secondary Drinking Water Regulations (NSDWR). Secondary drinking water standards are not Federally enforceable but serve as a guideline for the States to follow. At present, there are 15 NSDWR contaminants.

  • Aluminum
  • Chloride
  • Color
  • Copper
  • Corrosivity
  • Fluoride
  • Foaming agents
  • Iron
  • Manganese
  • Odor
  • pH
  • Silver
  • Sulfate
  • Total dissolved solids
  • Zinc

Secondary Contaminants

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Items 1-12 of 38

  1. WECO CALC-1054 Backwashing Filter with Calcite and Magnesia for pH Neutralization
    WECO CALC-1054 Backwashing Filter with Calcite and Magnesia for pH Neutralization
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  2. WECO UXC-1252 High Efficiency Water Softener for Water Hardness Reduction
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  3. WECO ULE-1000 Semi Commercial Reverse Osmosis Hydroponic/Drinking Water Filter
    WECO ULE-1000 Semi Commercial Reverse Osmosis Hydroponic/Drinking Water Filter
    SKU#:ULE-1000
    Rating:
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    Price: $990.24

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  1. WECO ULTRA-300 Whole House Reverse Osmosis Filtration System | Up To 4 Baths
    WECO ULTRA-300 Whole House Reverse Osmosis Filtration System | Up To 4 Baths
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  2. Calcite/Corosex 13x54 Upflow System for Neutralizing Acidic Water pH
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    Rating:
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    Price: $993.20
  3. WECO CATX-1054TA-OZ Backwashing Whole House Water Filter with Catalytic Carbon & Clinoptilolite Layer
    WECO CATX-1054TA-OZ Backwashing Whole House Water Filter with Catalytic Carbon & Clinoptilolite Layer
    SKU#:CATX-1054TA-OZ
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    Price: $4,505.36
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