MCS Corp

Bought a reverse osmosis drinking water filtration system from MCS in San Gabriel many years ago. Every time I went in to get new replacement filter, the sales person would tell me to replace my unit because it's so old, Even though there…

Run away fast as you can, their technicians don't know what they doing, they have no idea how to trouble shoot and adjusting their system. The funny thing is, if you asked these technicians the problem was, they all gave you different…

My water softener broke after 2 years of service. Although the machine is covered by the 3 year warranty, they still charge me ($65) for labor to come "look at" the machine. A technician came and told us the main unit is broken and need to…

I found this place in newspaper, because I need to install water filter in my kitchen. I called them and made an appointment with them. The technician came on time and install the filter for us. He was very patient and professional. He…