I am also want to install an outdoor and indoor water filter systems for my 2 storey terrance house. Really need somebody to share some experience and information.
Probably the brand, type of filter system and price will do for this topic.
Currently, few brands have came across in my mind ...
Outdoor:
BRAND / TYPE / RM
1. Dxxxxxx / membrane / ????
2. Nxxx / ??? / ????
3. WaterCo / ??? / 1xxx
4. others

Indoor:
1. Dxxxxxx
2. Nxxx
3. Axxxx
4. Others