Dual boss shutter slat with retention plate

1. A shutter slat, comprising:

A hollow elongated body portion having a first end and a second end, an upper edge and a lower edge, a first exterior face and a second exterior face, and a hollow interior defined by an upper interior surface, a lower interior surface, a first interior surface, and a second interior surface;

a first receptacle and a second receptacle, wherein each receptacle comprises a c-shaped receptacle adapted to receive a retention screw, and wherein each receptacle projects from one or more of said interior surfaces; and

a retention plate having a first aperture and a second aperture, wherein the retention plate is located a first distance away from the first end of the body portion and secured to the first end by a first screw extending through the first aperture and coupled to the first receptacle and a second screw extending through the second aperture and coupled to the second receptacle;

wherein said upper edge comprises a track having a hook shaped profile and running the length of said slat;

wherein said lower edge comprises a track having a hook shaped profile and running the length of said slat;

wherein said upper edge is adapted to cooperate with said lower edge whereby multiple identical slats may be articulated to form a roller shutter.

2. A shutter slat according to claim 1 , wherein said first receptacle projects from said upper interior surface.

3. A shutter slat according to claim 1 , wherein said first receptacle projects generally from the junction of said upper interior surface and said first interior surface or said second interior surface.

4. A shutter slat according to claim 1 , wherein said second receptacle projects from said lower interior surface.

5. A shutter slat according to claim 1 , wherein said second receptacle projects generally from the junction of said lower interior surface and said first interior surface or said second interior surface.

6. A rolling shutter, comprising:

a shutter slat comprising:

an elongated body portion having a first end and a second end;

a channel extending from the first end to the second end;

and a first receptacle and a second receptacle coupled to the body, located in the channel adjacent to the first end, wherein each receptacle has a profile that extends along an arc;

a guide comprising a hollow elongated body portion having a first end and a second end, wherein a first channel, a second channel, and a slot extend longitudinally through the hollow elongated body portion, wherein the fist channel is in fluid communication with the second channel via the slot; and

a retention plate having a first aperture and a second aperture, wherein the retention plate is located in the first channel;

wherein the first end of the elongated body portion of the shutter slat is located in the second channel, and the retention plate is secured to the first end by a first screw extending through the first aperture, through the slot, and coupled to the first receptacle and a second screw extending through the second aperture, through the slot, and coupled to the second receptacle.