
Fits 4621 and 4601 StealthFlow only. If you have a 4600 series it will not work. In Revain's "Frequently Purchased Together" section, they are listed as interchangeable, not interchangeable. The profiles are very different. This line is a good value line, the 4600 and 4620 are heavier and get a 5 star rating.

IKSTAR EVA Thermal Plastic Door Cover 38" X 82": Insulated Magnetic Curtain Keeps Cool Summer, Warm Winter For AC Room, Kitchen & Stair - Brown
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Keep Out Drafts And Sound With Self-Adhesive Foam Insulation Tape For Doors And Windows - 13 Ft Weather Stripping Seal Strip For Cooling And Air Conditioning (2In X 1/4In, Black)
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