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Manufacturer/company:

Hangzhou Cobetter Filtration Equipment Co. Ltd.

Heshang New Materials Industry Part, Xiaoshan District
Hangzhou. Zhejiang Provice
China

Number of projects
1
Number of test pieces
1

Documents

HA 2605-1772_Certificate_01.pdf
Valid until 07.05.2031
HA 2605-1772_Statement_01.pdf
Valid until 07.05.2031

Test piece

Name of test piece/s Water and gas pipeline SZ03VQC25C00011P
Description Batch number: 5N13174
Project number HA 2605-1772
Created on 05/27/2026
Valid until 05/07/2031
Test type Particle emission (ISO 14644-1, -14)
Classfication Suitability for air cleanliness class: (ISO-Class):1
Particle emission (ISO 14644-1, -14)

Particle emission (ISO 14644-1, -14)

Test parameter(s)

Air Cleanliness Class

s = 0.4 mm

v = 250 mm/s

a = 3000 mm/s2

1

Not in operation

1

Overall result

1


Please note: Transport damages, incorrect installation, aging behavior, etc. can influence the test result.