## Washable Primary Panel Filter
Features a detachable outer frame and washable filter media, economical and practical.
### Features
- Detachable outer frame design
- Washable high-quality filter media (recommended to wash 2-3 times)
- High dust holding capacity, high strength
### Applications
- Pre-filtration of air conditioning and ventilation systems
- Coarse dust filtration systems in general building air conditioning
