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 a1 M3 \/ d" Q6 M" z9 G% F( ? 6 h+ E* s. m6 O9 a* d& Yof course, this all depend on how long you plan to live in this house too.& L& F" Q: D0 T1 |1 d0 g9 n8 _1 _, E2 \