The utility model relates to the technical field of ventilation, and provides a green low-carbon air
pipe and outer wall air port mounting structure which comprises an outer wall provided with an air port, shutters mounted in the air port and an air
pipe arranged indoors and communicated with the air port. The
shutter is installed at the position, close to the outdoor space, of the air opening, a hollow fixing frame is installed at the position, close to the indoor space, of the air opening, the fixing frame is provided with a clamping groove, and the space between the connecting position of the
shutter and the air opening and the fixing frame is filled with heat insulation materials. The end, close to the air opening, of the air
pipe is provided with a skirt edge which is folded outwards, and the skirt edge of the air pipe is connected into the clamping groove in a clamped mode. The hollow fixing frame is arranged in the
tuyere, the skirt edge of the air pipe is clamped in the clamping groove of the fixing frame, and the air pipe is movably connected with the
tuyere, so that the
noise of the air pipe can be reduced, the sealing performance of the joint of the air pipe and the
tuyere is ensured, the heat bridge breaking effect of the air pipe and the tuyere can be improved, and in addition, the air pipe is also convenient to disassemble and assemble.