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5,370,722 • 5,529,593 • 6,197,077 B1 • 2170244 • 95904185 • 6-2113 • 7,323,028 • 7,416,577 • 8,726,954 B2 • 7,416,577 B2 • 7,842,116 B2 • Other Patents Pending.

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TRANE rooftop unit with Commercial Grade Air Intake Filters mounted using Turn-stud Fastening System.