South Texas Siding Inc. and Window World offers a totally unique concept in home improvement to Central and South Texas, the highest quality products and the finest workmanship at the lowest prices, guaranteed! Our competitors find our way of doing business difficult to understand and as a result they sometimes resort to misinformation, half truths and total falsehoods to help them compete and justify their high prices. The following are some FACTS about our company that we hope you find helpful when choosing the contractor that will be working on your largest investment.