My friend has ordered and got installed kitchen from Woodstock Modular Kitchen .It looks great. There usage of materials depends upon the deal and the amount. They provide products of different quality. Look for the better the quality work. What I have heard is it will last for 12 years and then there will be some minor issues which will be covered under warranty. I have made modular kitchen to my home with the help of carpenter whom I hired privately. So I have a control on the quality of the m