Lev Monitors and Gauges

Industry Recognized & Compliant
These are an industry preferred and a recognized monitor.
Clear and concise.
The display clearly changes from a flowing Chevron arrow
when flow/pressure is adequate, to a flashing ‘X’ when
performance is lost.
Compact size.
They are approx. 60x90mm in size and are mounted directly
to the duct/hood in the eye line of the user. They’re battery
operated with an approx. 2.5 year change interval (we
replace & re-calibrate on annual inspections FOC).
We always hold these in stock so a remedial installation
can be completely quickly and efficiently.
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Standard Items - The whole list of the items in the category.

The following items are exact match of the dimensions you specified.
The following items are close to the dimensions you specified.
These custom sized filters are match of the dimensions you specified and will be made to order.

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Free UK shipping for order values over £250.


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01278 452277

Weekdays 8am-5pm available.