Interlocking Ceiling-To-Sidewall Construction. This helps keep the box square. This assures a proper cabinet fit.
	Interlocking Floor-To-Sidewall Construction This locks tightly to keep out water, dust and noise, and helps eliminate squeaks and rattles.
	Vacu-Bond® Sidewall Construction This creates a strong, weather-resistant structure. The sidewalls, floor and ceiling are Vacu-bonded to a durable metal frame, far superior to the pinch roll method our competitors often use. .