Bulex Airmaster HRD 275/350 with bypass

A set f'air HRV replacement filters for Bulex Airmaster excists of two zigzag filters. The HRV filter sets are of G4 quality and produced according to the European standards EN779.

€22,50 Incl. tax
+ -
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Article number: 0020023931
SKU: WTW-AW4-390180

Filter specifications:

  • Including VAT
  • 1 set includes 3 pieces G4 filters (EN779)
  • Size of 2 filters approx. 390x180 (mm) and 1 by-pass filter of 175x125 (in mm L x W)


Extra benefits

  • 5% extra discount when ordering 2 or more products
  • Free shipping for orders over € 125,- 

Replacing Bulex Airmaster HRD 275/350 HRV filters and small maintenaince

The HRV filters for the Bulex Airmaster Ventilation unit are eassy to replace. Please refer to the user manual for easy steps on how to do this. Prevent expensive and complicated maintenance by cleaning your filters and Bulex Airmaster unit with fáir Probiotics. For more information on this revolutionary cleaning process click here.

User manual Bulex Airmaster HR series

The Bulex Airmaster user manual can be downloaded on our user guide page.

Reminder service

Every 6 months we will send you an email to remind you that your filters need to be checked and replaced. This email will also have all your details of your last order. With just one click you can re-order your Bulex Airmaster HR 276/325 replacement filters.

Filter Subscription

With a Bulex Filter Subscription we will automatically send you new filters at agreed intervals (3,4 or 6 months). This way you can be assured of a continuous healthy indoor climate.