A spacer support for a stud wall structure, the spacer support comprising a first and second panel supports (4,6) having first and second lateral sides (14,16), the first and second panel supports being connected and separated by an acoustic and thermal decoupler, wherein: a) the first panel support comprises an outer portion with opposed faces (19A,21A,24A), of which one outer face, and a bridge portion extending distally from the outer portion to an inner section of said bridge portion; b) the bridge portion of the first panel support extends distally from the second lateral side of the outer portion and comprises a first section that is generally perpendicular to the outer face of the outer portion and a second section that is angled laterally inwardly from the end of the first section to the end of the inner section of said bridge portion; the spacer support being characterized in that it further comprises: c) a second panel support which is a mirror or quasi-mirror image of the first panel support comprising an outer portion with opposed faces (19B,21B,24B), of which one outer face, and a bridge portion extending distally from the outer portion to an inner section of said bridge portion; in that d) the first panel support and the second panel support being connected and separated by said decoupler, which extends essentially in the longitudinal direction of the spacer support; and and in that e) said bridge portions (20A, 20B) further each comprise a connecting face (38A, 38B), wherein the connecting faces are substantially parallel to each other and to said outer faces (24A, 24B), said decoupler being fastened to said connecting faces (38A,38B) of both bridges portions (20A, 20B) of each panel support (4,6), thereby connecting the first and second panel supports (4,6). a) the first panel support comprises an outer portion with opposed faces (19A,21A,24A), of which one outer face, and a bridge portion extending distally from the outer portion to an inner section of said bridge portion; b) the bridge portion of the first panel support extends distally from the second lateral side of the outer portion and comprises a first section that is generally perpendicular to the outer face of the outer portion and a second section that is angled laterally inwardly from the end of the first section to the end of the inner section of said bridge portion; the spacer support being characterized in that it further comprises: c) a second panel support which is a mirror or quasi-mirror image of the first panel support comprising an outer portion with opposed faces (19B,21B,24B), of which one outer face, and a bridge portion extending distally from the outer portion to an inner section of said bridge portion; in that d) the first panel support and the second panel support being connected and separated by said decoupler, which extends essentially in the longitudinal direction of the spacer support; and and in that e) said bridge portions (20A, 20B) further each comprise a connecting face (38A, 38B), wherein the connecting faces are substantially parallel to each other and to said outer faces (24A, 24B), said decoupler being fastened to said connecting faces (38A,38B) of both bridges portions (20A, 20B) of each panel support (4,6), thereby connecting the first and second panel supports (4,6).