Gel-seal HEPA & ULPA filters
Controlled environments
Gel-seal HEPA & ULPA filters
Gel-seal configurations for housings designed around a matching knife-edge interface.

Representative product photograph. Final construction depends on the selected configuration.
Where it fits
Compatible cleanroom terminal housings and controlled-environment equipment.
Configuration guide
Technical overview
- Efficiency / classification
- H13 / H14 / U15 · EN 1822 at MPPS
- Filter media
- Moisture-resistant microglass fibre
- Frame options
- Aluminum
- Temperature range
- 80°C / 176°F
- Construction options
- Polyurethane gel; top or side gel-channel configurations
Family-level options, not a single orderable specification. Confirm the complete model, dimensions, operating conditions and performance before ordering.
Get the fit right
Provide a drawing of the gel channel and housing interface. Verify overall size and seal orientation.
Send actual dimensions: width × height × depth.
Include a photograph of the existing label and a sketch of the frame, gasket or gel interface. For pocket filters, add pocket depth and count.
Documents for your selection
Ask PARSWOOD™ to confirm which documents are available for the proposed model:
- Configuration drawing and actual dimensions
- Efficiency classification and applicable test report
- Airflow versus pressure-drop curve
- Materials, seals and operating limits
- For HEPA/ULPA: individual test evidence and installation requirements