I ordered the wrong filter, called the company and got the correct filter the next day! Fits perfectly... remember to purge the air from the line by drawing off 5 or 6 tall glasses of water.( the first two glasses are in the line from the old filter). Water flow and water quality are great. I will definately order my replacements from Crystala. Great service ...Great price!

I was septical about the effectiveness of this training video, but after one week of intensive training i'm now a ""master, nunero uno ""

Does the trick. It's a little bit of a pain to mold the trays, but be patient, as this does work. It lightened my teeth by three shades.