National Ventilation

The National Ventilation Monsoon inline fans are a powerful mixed flow fan which can extract up to 300m³ per hour whilst operating at a very low noise level.

National Ventilation UMD range is durable, ideal for longer ducting runs of up to 12 metres and include standard models or with an integrated overrun timer, which is adjustable between 2-30 minutes.

We also stock a range of full installation kits, UMDTK and UMDTKLED, all in one bathroom ventilation kits housed within a handy carry case, ideal for saving time on site, providing flexible ducting, internal diffusers, external grilles and cable ties. Ideal for fast, stress free installation

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If you just need some help, would like to take advantage of our Price Promise or perhaps have a large order to place. Give our team of professionals a call on 0203 994 5470, drop us an email at or use our Contact Form.