HEPA and ULPA filter with hood 
The HEPA and ULPA filter with hoodadopt Closed-end design to avoid gap and air leak. It achieves the strict purifying equipment for the clean room and is used for the operating room ,lab , pharmacy , micro-electronic, food stuff processing factory. 
HEPA filter with hood in terminal system
The HEPA filter and cabinet are designed in integration, which prevent the air leakage. Ir is fast to install and easy to maintain. The frame material is anodized aluminum
Air Dust is galvanized steel and the diameter is 250mm(10") or 305mm (12")
Control valve for airflow (optional)
Bottom side should be well protected by aluminum Grille
The laser equipment scans the filter one by one (MPPS) 
The efficiency is 99.99%-99.999995%. (EN1822)
Filtration efficiency : H11-H13, H14, U15, U16 (EN1822)