31 May 2026

Energy-efficient air filtration from Westbury, Powered by Deltrian

westbury engineer-under-checking-the-industry-cooling-tower-

INTRODUCING THE RPV ESN AIR FILTER

A+ ENERGY RATING. ULTRA-LOW RESISTANCE. UNCOMPROMISING PERFORMANCE.


The RPV ESN is the most energy-efficient compact rigid filter available on the market today. Designed in conjunction with Deltrian and engineered with cutting-edge nanofibre media, it delivers outstanding air quality whilst dramatically reducing the energy costs associated with running your HVAC system.


WHY CHOOSE THE RPV ESN?


Class A+ Energy Rating: The RPV ESN sets a new global benchmark for energy efficiency — directly reducing your carbon footprint & costs.

Ultra-Low Resistance: Lower resistance to airflow means your fans work less hard, consuming less energy from day one. The result is sustained energy efficiency throughout the filter’s operational life.

Superior Filtration: Certified to ISO 16890:2016 (ePM1 60% & ePM1 80%) & independently Eurovent tested, the RPV ESN captures the finest PM1 particulate matter – protecting occupants, equipment & processes to the highest standard.

Sustainable by Design: The filter frame is constructed from 96% recycled materials & the PFAS-free nanofibre media reflects our commitment to environmental responsibility without performance compromise.

Built for Demanding Environments: Inert to microbial growth (ISO 846/VDI 6022) – Food contact compliant (EC1935/2004) – Maximum operating temperature: 80°C – Maximum operating relative humidity: 100%.


To find out how the RPV ESN can deliver cost savings, reduce your carbon footprint and improve
air quality across your facilities, contact Westbury today.


💻 www.westbury.group/contact
☎️ T. 01282 459744



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