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. 9 e1 @# [1 N. ]2 l# ~ 8 u) N' Z$ B: v3 b- C; Wof course, this all depend on how long you plan to live in this house too.2 |4 B% j( j2 _7 w% j _