A rapid deployment structure system comprising: a light-generating component adapted to generate light via a combustion reaction, wherein the light-generating component includes at least one flattened combustion element (2001A, 2001B, 2101A, 2201, 2301, 2401); a fluid inflatable chamber (2104A-2106A, 2202, 2204-2205, 2302, 2304-2205, 2402, 2404-2406), wherein the fluid inflatable chamber has a collapsed configuration and an expanded configuration, the fluid inflatable chamber defines an enclosed volume having an inlet and an outlet, the fluid inflatable chamber has a chamber axis in the expanded configuration, the fluid inflatable chamber has a non-circular cross-section in a plane normal to the chamber axis, and the fluid inflatable chamber is curable by light; and a pressure regulator (708A, 808, 908, 1106, 1207, 1305A, 1305B, 1306B, 1406) connected to the outlet of the enclosed volume, wherein the pressure regulator is adapted to vent products from the combustion reaction to a space outside the enclosed volume; wherein the flattened combustion element has a combustion element axis when the fluid inflatable chamber is in the expanded configuration, the at least one flattened combustion element produces a non-uniform light emission pattern (2002A, 2002B) in a plane normal to the combustion element axis, and the non-uniform light emission pattern has areas of higher light intensity across a widest area of the flattened combustion element and areas of lower light intensity across a narrowest area of the flattened combustion element, and characterised in that the flattened combustion element is oriented at an angle such that the areas of higher intensity of the non-uniform light emission pattern are directed to areas of the fluid inflatable chamber that require higher light intensity to cure compared to other areas of the fluid inflatable chamber and further characterised in that the areas of lower intensity of the non-uniform light emission pattern are directed to areas of the fluid inflatable chamber which require lower light intensity to cure compared to other areas of the fluid inflatable chamber. a light-generating component adapted to generate light via a combustion reaction, wherein the light-generating component includes at least one flattened combustion element (2001A, 2001B, 2101A, 2201, 2301, 2401); a fluid inflatable chamber (2104A-2106A, 2202, 2204-2205, 2302, 2304-2205, 2402, 2404-2406), wherein the fluid inflatable chamber has a collapsed configuration and an expanded configuration, the fluid inflatable chamber defines an enclosed volume having an inlet and an outlet, the fluid inflatable chamber has a chamber axis in the expanded configuration, the fluid inflatable chamber has a non-circular cross-section in a plane normal to the chamber axis, and the fluid inflatable chamber is curable by light; and a pressure regulator (708A, 808, 908, 1106, 1207, 1305A, 1305B, 1306B, 1406) connected to the outlet of the enclosed volume, wherein the pressure regulator is adapted to vent products from the combustion reaction to a space outside the enclosed volume; wherein the flattened combustion element has a combustion element axis when the fluid inflatable chamber is in the expanded configuration, the at least one flattened combustion element produces a non-uniform light emission pattern (2002A, 2002B) in a plane normal to the combustion element axis, and the non-uniform light emission pattern has areas of higher light intensity across a widest area of the flattened combustion element and areas of lower light intensity across a narrowest area of the flattened combustion element, and characterised in that the flattened combustion element is oriented at an angle such that the areas of higher intensity of the non-uniform light emission pattern are directed to areas of the fluid inflatable chamber that require higher light intensity to cure compared to other areas of the fluid inflatable chamber and further characterised in that the areas of lower intensity of the non-uniform light emission pattern are directed to areas of the fluid inflatable chamber which require lower light intensity to cure compared to other areas of the fluid inflatable chamber.