Dryer Vent Window Kit, 4 Inch, Adjustable 17–61 Inch

Dryer vent window kit channels hot, moist air outdoors while keeping drafts, debris, and rain out for a cleaner, safer vent setup. Designed for 4 in (101.6 mm) exhaust hoses, it adapts to most standard aluminum flex ducts and supports vertical or horizontal sliding windows. The adjustable window panel and multi-layer sealing help reduce air leakage, improve insulation, and maintain steady airflow for dryers and other vented appliances.

• Fits 4 in / 101.6 mm exhaust hoses and most standard aluminum flex ducts for quick compatibility.


• Adjusts 17–61 in (430–1549 mm) to suit vertical or horizontal sliding windows; measure before ordering.


• Blocks debris with fine mesh while angled louvers help deflect wind, rain, and snow.


• Seals gaps using included sealing strip and hose clamp to reduce air leaks and improve insulation.


• Delivers durable performance with sturdy PVC panel and PP louver for indoor or outdoor venting.

Set up a cleaner vent exit without permanent modifications. This adjustable window vent panel is built for repeated seasonal use and works well for renters or anyone who needs a secure, removable window exhaust solution. Use it with a clothes dryer or other 4-inch vented equipment to direct airflow outside while adding protection against outdoor elements. For even tighter sealing, you can add optional foil tape (not included) around joints. Grab yours today and vent with more confidence.

• Exhaust port outer diameter: 4 in / 101.6 mm


• Adjustable panel length: 17–61 in / 430–1549 mm


• Panel size (min extension): 6.38 x 1.85 x 16.93 in / 162 x 47 x 430 mm


• Panel size (max extension): 6.38 x 1.85 x 60.98 in / 162 x 47 x 1549 mm


• Materials: Window panel—PVC; Louver—PP


• Net weight: 3.46 lb / 1.57 kg


• Color: White