[vc_row][vc_column width="2/3" css=".vc_custom_1434349958983{padding-bottom: 20px !important;}"][vc_column_text] Double Walling [/vc_column_text][vc_column_text] Double wall panels comprise of a pair of precast reinforced concrete shells, separated by a cavity with steel ties. The hollow cavity is filled with premixed concrete, forming a solid concrete wall. Double Wall has been developed to provide cost effective and easy construction of low-maintenance and thermally efficient external...