I'm Christopher which is under NESH Marketing Sdn Bhd as Sales and Services Consultant (SSC). I'm working in this field for 5 years and 6 months. I am a professional consultant that you can ask any questions regarding water filter indoor or outdoor. Other than this, you are welcome to ask me any specials or different between NESH and other brands water filter. Give you good advice to purchase the right water filter for your family and corporate.