 CarTeck Georgian CarTeck sectional GSW40 sectional doors have 40mm thick panels, constructed of an outer and inner steel skin separated by a foamed in place core, ideal for thermal ... From Only £755.00 |  CarTeck Standard Rib CarTeck sectional GSW40 sectional doors have 40mm thick panels, constructed of an outer and inner steel skin separated by a foamed in place core, ideal for thermal ... From Only £755.00 |  CarTeck Centre Rib CarTeck sectional GSW40 sectional doors have 40mm thick panels, constructed of an outer and inner steel skin separated by a foamed in place core, ideal for thermal ... From Only £755.00 |