Filter
Top Products
Question Answer
Perhaps the tap water pressure is lower than
specied.
Product specications
The specications below are according to Japanese Industrial Standards
(JIS) s 3201.
Product name and
type number
Pure water on tap WP3811/WP3810
Type Direct tap mount
Major lter
components
Polysulphone hollow-bre membrane and
granular activated carbon
Initial water ow
rate
2ltrs/min. (water pressure at 1kgf/cm2, water
temperature at 20°C)
Chlorine
reduction capacity
WP3911: 2,500ltrs (water density at 2ppm);
WP3910: 1,500ltrs (water density at 2 ppm)
Turbidity reduction
capacity
WP3911: 3,000ltrs (water turbidity at 2NTU);
WP3910: 1,500ltrs (water turbidity at 2NTU)
Filter life WP3911: Approximately 6 months at 10ltrs a day;
WP3910: approximately 3 months at 10ltrs a day.
The actual life depends on the quality of the local
water and the water pressure.
Replacement lter
cartridge
WP3911 or WP3910
Minimum water
pressure
0.7kgf/cm² (7 metres of water column/70kPa)
ENGLISH 15