Quality materials make a big difference in the longevity of the paint job on the exterior of your home. Using a better paint definitely will make an impact. You really get what you pay for when it comes to paint. Using an inexpensive paint will cause the paint job not to last and you will just have to repaint in just a few short years. The paint starts to oxidize and look dull and kind of chalky. If you use good quality paint then your paint job will last a good 10 years. Northern Colorado Painting Company is a great resource to turn to.