FM certification for ventilation ducts
Summary:
1. The certification standard for duct FM certification is based on FM4922. 2. Certification scope: PVC ducts, FPR ducts, and stainless steel coated ducts. In our country, most companies apply for FM certification for coated stainless steel ducts. 3. Testing costs and duration: If you want to know the costs of duct FM certification, please provide the following information: the type of duct you wish to apply for, relevant information about the resin system or coating system; the intended use, which can be for exhaust or smoke extraction, or both; the diameter range; is there a height limit? Is it suitable for clean room use, which will involve another standard FM4910? If you need more information, please send an email to sales@shangdurz.com or call 13736130593.

1. Certification Standards
The standard for duct FM certification is FM 4922.
2. Certification Scope:
PVC ducts, FPR ducts, stainless steel coated ducts, etc. In our country, most companies apply for FM certification for coated stainless steel ducts.
3. Testing Costs and Cycle
If you want to know the costs of duct FM certification, please provide the following information:
- The type of duct you wish to apply for, related information about the resin system or coating system;
- Application purpose, you can choose exhaust or smoke exhaust purposes, or select both exhaust and smoke exhaust;
- Pipe diameter range;
- Is there a height limit?
- Is it suitable for clean room use? This will involve another FM4910 standard;

Stainless steel coated duct laboratory testing site
If you need more information, please send an email to: sales@shangdurz.com or call 13736130593.
Key words:
fm认证
涂层风管FM认证
Plumbing and Bathroom Certification
FM Certification in the United States
EUROVENT certification
Coal safety certification
Building material certification
Eu CE certification
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