Answer
Dec 30, 2025 - 08:14 AM
These are pressure fit so your hole has to be exactly 4" in diameter. You then push the vent into the hole and the little nibs around the perimeter hold it in place.
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Dec 30, 2025 - 08:14 AM
View all Maurice Franklin 4" (102mm) Louver & Screen Vent - EACH (White) Questions & Answers