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HPA-L series High airflow 

Large Capacity High-Efficiency Filtration for Critical HVAC Systems

The HPA-L Series High Airflow Filters are engineered for HVAC applications requiring exceptionally high airflow capacity, dependable fine particle filtration, and energy-efficient system performance. Designed using advanced mini-pleat filtration technology, the HPA-L Series maximises filter media surface area while maintaining stable airflow and low resistance characteristics.

Built for demanding commercial, healthcare, industrial, and technical environments, HPA-L filters provide reliable high-efficiency filtration for large air handling systems operating under high air volume conditions. The compact construction allows increased airflow performance within restricted AHU space, making the HPA-L Series ideal for modern ventilation systems where airflow efficiency, clean air performance, and operational reliability are essential.
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Key Benefits

The HPA-L Series is designed for demanding HVAC environments where high airflow capacity and dependable HEPA-level filtration are critical. The advanced mini-pleat construction increases usable media surface area, helping improve dust holding capacity while maintaining efficient airflow performance.

Ideal for large commercial and industrial HVAC systems, HPA-L filters deliver reliable clean air performance, energy-efficient operation, and extended service life across high-volume applications.
  • High airflow compact filter construction
  • Advanced mini-pleat HEPA filtration technology
  • Large effective media surface area
  • Low airflow resistance for improved energy efficiency
  • High dust holding capacity
  • Stable performance at elevated airflow volumes
  • Lightweight yet rigid frame design
  • Suitable for critical and high-specification HVAC applications

Application: Cleanrooms, operating rooms

Frame: Extruded aluminum

Spacers: Hotmelt

Bonding: 2 component polyurethane

Medium: Glass fiber paper

Gasket: Continuous poured gasket

Filter class according to EN1822: E10, E11, H13, H14

Maximum final pressure drop: 500Pa

Maximum temperature: 70°C

Maximum relative humidity: 90%

TypeDimensions WxHxD (mm)Filter Class EN1822Filter Surface (m²)Airflow (m³/h)Pressure Drop (Pa)Box Dimensions (mm)
HPA1113DBBL305x305x150H134.4560250320x205x320
HPA1113DCCL457x457x150H139.91260250473x473x181
HPA1113DBEL305x610x150H138.81130250320x125x625
HPA1113DCEL457x610x150H1313.21690250473x626x181
HPA1113DBCL305x457x150H136.7840250473x321x181
HPA1113DEEL610x610x150H1317.72250250616x205x616
HPA1113DEGL610x915x150H1326.43380250626x931x181
HPA1113DEHL610x1220x150H1335.24500250626x1236x181
HPA1113DEIL610x1524x150H1343.95620250626x1540x181
HPA1113DEJL610x1830x150H1352.76750250626x1846x181
HPA1113DBFL305x762x150H1311.21410250778x321x181
HPA1113DEFL610x762x150H1322.12810250778x626x181
HPA1113DFFL762x762x150H1327.63510250778x778x181
HPA1113DFGL762x915x150H1333.14220250778x931x181
HPA1113DFHL762x1220x150H1344.15620250778x1236x181
HPA1113DFIL762x1524x150H1355.07020250778x1540x181
HPA1113DFJL762x1830x150H1366.08430250778x1846x181
HPA1113DBGL305x915x150H1313.41690250931x321x181
HPA1113DGGL915x915x150H1339.85060250931x931x181
HPA1113DGHL915x1220x150H1353.06750250931x1236x181
HPA1113DGIL915x1524x150H1366.18430250931x1540x181
HPA1113DGJL915x1830x150H1379.310130250931x1846x181
HPA1114DBBL305x305x150H144.4560280320x205x320
HPA1114DCCL457x457x150H149.91260280473x473x181
HPA1114DBEL305x610x150H148.81130280320x125x625
HPA1114DCEL457x610x150H1413.21690280473x626x181
HPA1114DBCL305x457x150H146.7840280473x321x181
HPA1114DEEL610x610x150H1417.72250280616x205x616
HPA1114DEGL610x915x150H1426.43380280626x931x181
HPA1114DEHL610x1220x150H1435.24500280626x1236x181
HPA1114DEIL610x1524x150H1443.95620280626x1540x181
HPA1114DEJL610x1830x150H1452.76750280626x1846x181
HPA1114DBFL305x762x150H1411.21410280778x321x181
HPA1114DEFL610x762x150H1422.12810280778x626x181
HPA1114DFFL762x762x150H1427.63510280778x778x181
HPA1114DFGL762x915x150H1433.14220280778x931x181
HPA1114DFHL762x1220x150H1444.15620280778x1236x181
HPA1114DFIL762x1524x150H1455.07020280778x1540x181
HPA1114DFJL762x1830x150H1466.08430280778x1846x181
HPA1114DBGL305x915x150H1413.41690280931x321x181
HPA1114DGGL915x915x150H1439.85060280931x931x181
HPA1114DGHL915x1220x150H1453.06750280931x1236x181
HPA1114DGIL915x1524x150H1466.18430280931x1540x181
HPA1114DGJL915x1830x150H1479.310130280931x1846x181
  • Lightweight construction
  • HPA HEPA are fitted with 2 protection grids
  • Filters with the classification H13 & H14 are delivered with a test certificate
  • High airflow
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peter@filtersdirect.co.nz
(09) 634 5314

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(03) 341 7229

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harry@filtersdirect.co.nz

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