This is the company that can install the water filter for your kitchen and the direct pipe to your bathroom.

COOLPEX PURE WATER SYSTEM.
ADD:11A FIRST FLOOR
LOGIC REAL ESTATE BLDG
DOHA JADEED,DOHA
55056681
search it thru google and you can see how the system works..

Hope this will help you and others as well..I still havent installed it but I will later on.
Good luck