United States and Foreign Patents Granted - These products are protected under one or more of the following U.S. and foreign patents:

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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York Rooftop Units with unprotected “V” and Dual Coil Configurations. –

These coils are unprotected and vulnerable to airborne debris and hail damage.
Use of AHU Inlet Filters would protect both the end condenser coil but also protect the inner coil surface.