Key Features

• Economical Replacement Filter Pack: This pack includes one 10”x4.5” CTO carbon block filter (FC15B) and one 10”x4.5” anti-scale water filter (FWDS80K) - the official replacements for the iSpring whole house water filtration system WGB21B-DS. Keep your water filtration system at its best with this cost-effective filter set.
• Advanced 1st Stage CTO Filter (FC15B): The 10” x 4.5” CTO filter FC15B effectively knocks out cloudiness, bad taste, and odors. It removes up to 99% of chlorine and is highly efficient in eliminating organic compounds like herbicides, and industrial solvents. Enjoy fresher and cleaner water from every faucet in your home.
• Highly Effective 2nd Stage Anti-Scale Filter (FWDS80K): The 10” x 4.5” Polyphosphate filter FWDS80K is specifically designed to protect your household appliances and plumbing from scale buildup. It inhibits corrosion on iron, steel, galvanized, copper, and lead pipes by coating their surfaces. Preserve the longevity of your appliances and plumbing with this essential filter.
• Preserve Essential Minerals: Please note that this filter pack is NOT designed to reduce Total Dissolved Solids (TDS). It ensures that essential minerals remain in your water, promoting a healthier and more refreshing taste. If you seek a filter that removes TDS, explore our iSpring Reverse Osmosis (RO) systems like RO500, RCC7, RO100, and more.
• Backed by iSpring Assurance: Your purchase comes with a 30-day money-back guarantee, extended manufacturer warranty, and lifetime tech support from iSpring in Atlanta, GA. We stand behind our products and are committed to providing you with the best customer experience.

Specifications