if you're planning to spend $ on the carpet (surface layer), then you should plan to spend $$ on the under layer. a good under layer will let your carpet last a lot longer. when you walk on carpet with good under layer, you'll feel a lot more comfortable too. 2 q: I' T9 f0 e, B0 [$ G# F ! W7 ?* V- ~5 z; \- I6 gof course, this all depend on how long you plan to live in this house too.5 l4 i# V$ c1 v" w: x1 {