A condenser unit housing of a refrigeration system has an outer walls and a top cover. An opening formed in one of the outer walls and framed by the top cover and sidewalls, the opening having a width W1 between the sidewalls. The housing includes a swing gate positioned within the opening when in a closed position and contacting the top cover when in an open position. The swing gate includes first rods having a width W2 less than the width W1, second rods coupled to the first rods, the second rods extending in a direction different than the first rods, and a pivot rod. The second rods include a straight section and a curved section. The pivot rod is coupled to the curved section and has a width W3 greater than the width W1. The pivot rod is below the top cover in both the open position and the closed position. Other embodiments are presented.