m-doulton Neat and compact, the Water Shop Ceramic Twin Undersink water filtration system can be conveniently installed under the sink and comes with your choice of attractive, designer chrome taps, at no extra charge. The first stage filter features the genuine Doulton Sterasyl® ceramic 0.9 micron absolute filter cartridge, made in the UK. This system meets The WaterMark specification AS/NZS 3497:1998 Amdt 1 2001 Drinking water treatment units—Plumbing requirements. Certificate Number 23124. watermarkwaterqualitynsf