with a female first leg 122 that extends in a generally vertical upward direction e g the x z plane such as approximately 90 degrees from a horizontal plane e g the x y plane of the second decking panel 108 or in other embodiments between 60 to 120 degrees or another value or range of values within outside or overlapping this range a female second leg 124 extends outwardly from the female first leg 122 away from second decking panel 108 in a generally horizontal direction such as approximately 0 degrees from a horizontal plane e g the x y plane of the second decking panel 108 or in other embodiments between u2212 45 and 45 degrees or another value or range of values within outside or overlapping this range a female third leg 126 extends downwardly at an angle away from the second decking panel 108 and towards the adjacent first panel 106 such as at an angle of 20 to 110 degrees from the horizontal plane e g the x y plane or another value that is within overlaps or is outside of this range a female u shaped leg 128 e g fourth leg extends from the female.