I am having trouble with my kitchen faucet (double handle MOEN) installed year ago.For the past couple of months the pressure is very low and it makes squeaky noise as well which is very annoying. Fixing through a plumber seems to be expensive. I need help.See if somebody out there can guide me step by step.I"ll really appreciate

Try removing the aerator from the faucet. It looks like a very short round piece of pipe at the very end of the faucet. It unscrews from the faucet. Check to see if the screen is clogged. Clean it with vinegar and open the valves before reinstalling it. Let us know if that gets it.

Installation Help / Animated Tutorial - Installing the Moen 1225 / 1200 Cartridge (http://www.moen.com/consumersupport/installation/moen0133/moen0133.cfm) This is probably not your valve but you can walk around this site to find your. Keep in mind that Moen has a 100% lifetime warranty of their products. Call customer service if you need a part or want to talk to an online tech. Removing the aerator is a good start but you may ned to go further.