RELAB Spraying & Purification Technology Ltd.
RELAB is an acknowledged leading Manufacturer and Exporter.
Spray Nozzle, Flat Fan, Full Cone, Hollow Cone, Spiral jet, Air Atomizing, Mist Nozzle, Fog Nozzle
Brass, Stainless Steel, SUS303, 304SS, 316SS, 316LSS, PP, PVC, POM, PVDF, PTFE, Ceramic, Ruby, SiSiC
This is a air filter efficiency comparison chart from main countrys in the worldwide, including Chinese GB13554-92, America ASHRAS52.2, Europe EN779, Europe Eurovent.
The table feature five grades of Coarse, Medium, High-medium, Sub-HEPA, HEPA from Chinese GB13554-92.
The America ASHRAS52.2 is deserving attention in the filter field.