iSpring WGB21B Filter Pack — 2x FP15B Sediment + 2x FC15B CTO Cartridges for 10x4.5 In Whole-House Systems

Upgrade your home filtration with the iSpring WGB21B replacement cartridge pack. This heavy-duty set includes two FP15B sediment filters and two FC15B CTO carbon block filters, designed for 10 x 4.5 inch housings. Built to support steady filtration across a whole-house system, these cartridges work together to deliver water that looks, smells, and tastes better from every faucet while helping protect plumbing and appliances from sediment and scale buildup.

What you get and how it helps

• Up to 50,000 gallons of filtration capacity, depending on water quality and usage
• Replace every 3 to 6 months for best overall performance
• FP15B sediment filters capture dirt, sand, silt, rust, and scale particles
• FC15B CTO carbon block filter using premium coconut shell carbon reduces chlorine and improves taste and odor

How the components work together

• The 5-micron FP15B sediment stage traps dirt and particulates, helping to extend CTO filter life
• The FC15B CTO carbon block targets chlorine, odors, and many organics for clearer water
• All materials comply with FDA standards and have third party NSF/ANSI testing for safety and water quality

Compatibility and practical use are simple with this official iSpring replacement set for WGB21B. The pack includes two 10x4.5 inch sediment filters and two 10x4.5 inch CTO filters, each cartridge sealed for freshness. Install in standard 10 inch whole-house housings to maintain flow and filtration across your home while supporting the health of your plumbing and appliances.

Peace of mind and support

• Official replacement cartridges for iSpring WGB21B whole-house systems
• Individually sealed for freshness and quality assurance
• 30-day money-back guarantee with extended manufacturer support and lifetime CS

Note: Real world results depend on your water quality and usage. This pack provides options for enhanced filtration at home and offers a practical path to maintaining filter performance without overpromising outcomes. Consider monthly monitoring of flow and a regular replacement schedule to keep systems running smoothly.