As the official replacement filter set for iSpring direct connect undersink water filtration system US21B, this economical filter pack consists of one 10”x4.5” CTO carbon block filter(FC15B) and one 10”x4.5” GAC+KDF water filter(FG15B-KS). 1st stage…

Out of stock
  • ShipAmount
  • $0.00
  • RevType
  • 2
  • Manufacturer
  • iSpring
  • Sku
  • 46555166000000
  • Identity
  • 42587816135

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