iSpring F3-BV, 3 pieces, water filter replacement pack for US31-BV and CW31-BV.
- Individually wrapped high capacity water filter replacement pack for US31-BV under sink water filtration system and CW31-BV RV water filter system.
- 3 pieces of 10" x 2.5" replacement filter cartridges included: 1x sediment filter, 1x CTO filter, and 1x CTO+pleated carbon block filter.
