After 2 weeks of installation, my flooring began to show problems of cracking. Later a piece of wood came up (chunking). Another piece came up last Oct. '08. 2 different independent third party people came out to inspect the floor. Both reports were inaccurate. Upon inspection & claim details, the 1st stated there were manufacturers issues. Armstrong would replace the defective boards. Cutting out & replacing each board nailing them through the top. Because one cannot guarantee a smooth, level finish with same color & nail... read full review »