![Home Improvement Handua | Handua 20\"W X 20\"H [Duct Opening Size] Steel Return Air Filter Grille [Fixed Hinged] For 1-Inch Filters, Vent Cover Grill For Sidewall And Ceiling, White, Outer Dimensions: 22 5/8\"W X 22 5/8\"H](https://horroredshop.com/wp-content/uploads/2024/02/b8252033254ed4f36bb80626da88f690_0.jpg)
About This Item
- Reduces Or Increases In Steps From Of 3, 4, 5, Or 6 Inch // 80/100/120/125/150 Mm
- Made Of Rust Free Durable Abs Plastic
- Can Be Used With Hvac Systems: Bathroom Extractor Fans, Inline Ventilators, Cooker Hoods, Tumble Dryers, Hydroponics, Kitchens, Etc
- Fits Perfectly With Other Vent Systems Hvac Products
- Fast And Easy To Install
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