Specifications:
The INFIRE SMART 680 A+ is a heating appliance with a power capacity of 6 kW. Its dimensions are 580 mm in height, 680 mm in width, and 425 mm in depth. The real view of the fire measures 340 mm in height and 537 mm in width.

Certifications:
It is certified under Phase III KB in Belgium and has a 7* Flamme Verte / Groene Vlam rating. The environmental index is between 0.4 and 0.5 in France, and it complies with the European standard EN3229.

Performance:
The maximum electrical output is 0.026 kW, with minimum and standby outputs at 0.00 kW. Specific performance metrics such as efficiency percentage, CO, COG, and NOX emissions are not provided.

Options:
The appliance offers several options including vermiculite interior lining, a metal frame with a 4 mm thickness, and a 30 mm height frame on three or four sides. Additional options include a hot air nozzle kit, vertical flue outlets of Ø150 and Ø180, and interior distributors painted black.

Design Features:
The appliance features a steel door and a screen door. It includes adjustable feet and pre-cut options for hot air outlet and external air intake.

Additional Details:
The document provides detailed measurements for various components and installation options, such as the vertical flue outlet and pre-cut dimensions for air intake.