Coldstream Sentry FTO+ 2.9"x8" Ceramic Gravity Water Filter Replacement filters - 4 PACK
Nature & My
Coldstream Sentry FTO+ 2.9"x8" Ceramic Gravity Water Filter Replacement Filters - 4 PACK
✓ Compatible with Doulton British Berkefeld and Big Berkey Housings
✓ Reduces all fluoride compounds by 97%
✓ 2.9" diameter by 8" length for superior filtration and faster flow rates
The powerful ceramic gravity filter is compatible with all of the Doulton (British Berkefeld) and Big Berkey (and larger sizes) filter housings and makes a fantastic upgrade option as the filters have fantastic performance, particularly with regard to fluoride, hormone and pharmaceutical reduction in water.
Filters should be replaced every 6-12 months depending on usage, but it is recommended for optimal performance to replace filters every 6 months.