Door or window with fixed wing for outdoor settings, which is intended to be mounted in an opening of a building in order to separate an indoor setting from the outdoor setting, which comprises: - a fixed wing provided with a first support frame and with at least one glass panel perimetrically fixed to said support frame; - a fixed framework, which supports said fixed wing, and comprises at least one second support frame; - anchorage means, which rigidly connect together the first support frame of said fixed wing and the second support frame of said fixed framework; the first support frame of said fixed wing having: - a first perimeter face, directed towards the interior of said first support frame, mechanically carrying said glass panel associated therewith; - a second perimeter face, directed towards the second support frame of the fixed framework and provided with at least one shaped seat; the second support frame of said fixed framework having: - a third perimeter face susceptible of being fixed to the load-bearing structure of a building at an opening, - a fourth perimeter face, directed towards the first support frame of said fixed wing, susceptible of being anchored to the second perimeter face of the first frame of said fixed wing by means of said anchorage means, and comprising a sunken section opposite to the shaped seat made in the second perimeter face of the first support frame of said fixed wing; characterized in that said anchorage means comprise: - a plurality of pawls, projecting from said at least one shaped seat of the first support frame of said fixed wing towards the second support frame of said fixed framework, - a corresponding plurality of lever clips, each of which comprises: - a head pivoted to the sunken section of the second support frame of said fixed framework in a position opposite to a said corresponding pawl, provided with a retention seat for a corresponding pawl and provided with an opening susceptible of being traversed by said pawl; - an arm projecting from said head and manually actuatable to rotate around said head between a retention position of said fixed wing, in which said retention seat retains said pawl, and a release position of said fixed wing, in which said retention seat releases the passage of said pawl through said opening. - a fixed wing provided with a first support frame and with at least one glass panel perimetrically fixed to said support frame; - a fixed framework, which supports said fixed wing, and comprises at least one second support frame; - anchorage means, which rigidly connect together the first support frame of said fixed wing and the second support frame of said fixed framework; - a first perimeter face, directed towards the interior of said first support frame, mechanically carrying said glass panel associated therewith; - a second perimeter face, directed towards the second support frame of the fixed framework and provided with at least one shaped seat; - a third perimeter face susceptible of being fixed to the load-bearing structure of a building at an opening, - a fourth perimeter face, directed towards the first support frame of said fixed wing, susceptible of being anchored to the second perimeter face of the first frame of said fixed wing by means of said anchorage means, and comprising a sunken section opposite to the shaped seat made in the second perimeter face of the first support frame of said fixed wing; - a plurality of pawls, projecting from said at least one shaped seat of the first support frame of said fixed wing towards the second support frame of said fixed framework, - a corresponding plurality of lever clips, each of which comprises: - a head pivoted to the sunken section of the second support frame of said fixed framework in a position opposite to a said corresponding pawl, provided with a retention seat for a corresponding pawl and provided with an opening susceptible of being traversed by said pawl; - an arm projecting from said head and manually actuatable to rotate around said head between a retention position of said fixed wing, in which said retention seat retains said pawl, and a release position of said fixed wing, in which said retention seat releases the passage of said pawl through said opening. - a head pivoted to the sunken section of the second support frame of said fixed framework in a position opposite to a said corresponding pawl, provided with a retention seat for a corresponding pawl and provided with an opening susceptible of being traversed by said pawl; - an arm projecting from said head and manually actuatable to rotate around said head between a retention position of said fixed wing, in which said retention seat retains said pawl, and a release position of said fixed wing, in which said retention seat releases the passage of said pawl through said opening.