I am looking for some estimation for the cost if I want to relocate the location of furnace in the basement and change the stairwell wall from 4'' to 6''. ' g& r8 h. ^' y- K) {- W9 ^ M* D; u0 n5 M* b' I# c0 TIf you are expert in this matter and certified professional, please provide us an estimation. And I will contact you if you leave or PM me with your contact information. Your help is much appreciated!2 g2 g/ L3 Y7 h( A4 W4 X4 ?