Laborary Test: Compare with Traditional Purifiers1. much more carbon loadability, thus feature greater effect in absorbing cholrine, colloid, organics, etc.2. loose carbon inside housing, greatly increase carbon's contact area with water, feature double absorbing effect and better taste3. feature back wash and speedy Flush function controled by a easy knob. Much more prolonged UF's life span, keep offering strong flowing water.4. Compound filtration by UF, KDF, mineralized stone, activated carbon, quartz sand, and steel web.5. 304 1mm stainless steel body, able to reuse for many years to come.6. Iodine number of activated carbon reach 1100mg/g, against the market average 800mg/g.