![There's a lot of cold air coming in through those grates at the top of the extractor fan column. Can I remove the metal cover to fill in all gaps and make There's a lot of cold air coming in through those grates at the top of the extractor fan column. Can I remove the metal cover to fill in all gaps and make](https://preview.redd.it/theres-a-lot-of-cold-air-coming-in-through-those-grates-at-v0-u1i09ua39a6a1.jpg?auto=webp&s=cb9dc9702642ebfc976853be8d37b213c5fdb1cc)
There's a lot of cold air coming in through those grates at the top of the extractor fan column. Can I remove the metal cover to fill in all gaps and make
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Exhaust Fan 30×30CM Ceiling Ventilator Extractor Exhaust Fans Kitchen Cold Wind Remote Cooling Fan Mute Hanging Cooler Ionizer Air Purifier, White/gold Ventilation Extractor Vent Fans : Amazon.co.uk: Large Appliances
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