Description

10″ x 4.5″ Carbon Block CTO Water Filter – 10 Micron, Whole House Big Blue Replacement, Reduces Chlorine, Taste, Odor & VOCs

Purpose

This Carbon Block (CTO) water filter cartridge is designed to improve water quality in whole house filtration systems. It effectively reduces chlorine, unpleasant taste and odor, and organic contaminants, providing cleaner and more enjoyable water throughout your home.


Key Features

  • Effective Carbon Block Filtration – Solid carbon structure for reliable contaminant reduction
  • Chlorine Reduction – Helps remove chlorine and related chemical byproducts
  • Improves Taste & Odor – Enhances overall water quality for everyday use
  • 10 Micron Filtration – Captures fine sediment while maintaining good flow
  • Consistent Performance – Block design minimizes channeling compared to granular filters
  • Big Blue Capacity – 10″ x 4.5″ size supports higher flow and longer service life

What It Reduces

  • Chlorine
  • Bad taste and odor
  • Volatile Organic Compounds (VOCs)
  • Organic chemicals
  • Some pesticides and industrial contaminants
  • Fine sediment (10 micron nominal)

Ideal For

  • Whole house filtration systems
  • Homes using municipal (city) water
  • Use as a main carbon stage or final polishing filter
  • Improving water for showers, appliances, and general use

Compatibility

  • Fits: 10″ x 4.5″ Big Blue filter housings
  • Designed for: Whole house filtration systems
  • Compatible with most industry-standard housings

Specifications

  • Filter Size: 10″ x 4.5″
  • Media Type: Carbon Block (CTO)
  • Micron Rating: 10 micron (nominal)
  • Flow Rate: Up to ~5–10 GPM (depending on system setup)
  • Service Life: 3–6 months (varies by water quality and usage)

Installation Notes

  • Install after a sediment pre-filter to extend filter life
  • Can be used alone or after a GAC stage for improved performance
  • Replace regularly to maintain filtration efficiency

What’s Included

  • (1) Carbon Block CTO Filter Cartridge (10″ x 4.5″)

Note

  • Does not significantly reduce TDS
  • For specialty contaminants (fluoride, heavy metals), use additional filtration stages or RO systems

Additional information

Weight 3 oz
Dimensions 10 × 5 × 5 in

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