The Coway WJIF11-S Inno-Sense Filter is an 11″ Plus post carbon block filter. The WJIF11-S is certified by WQA to NSF/ANSI Standard 42 and should be replaced every 6 months.

Features:

• Reduces sediment, chlorine taste and odor
• Filter Media: carbon block
• Should be replaced every 18 months
• Connections: 1/4″ Stems
• Certified by WQA to NSF/ANSI Standard 42
• Also known as WJCF11-POST-S, WJIF11-PLUS-S
• Filter Code: 3120443