L2 Certifications


Certificates and approvals held by OSO Hotwater AS.

Print or download certifications here

OSO products are designed and manufactured in accordance with:
• Pressure vessel standard: EN 12897:2016
• Safety standard: EN 60335-2-21
• Welding standard: EN ISO 3834-2

OSO Hotwater AS is certified for
• Quality: ISO 9001
• Environment: ISO 14001
• Working environment: ISO 45001

CE marking
The CE mark shows that the product complies with the relevant Directives.
See Declaration of Conformity at www.osohotwater.com for more information.

The products complies with standards for:
• Low voltage: LVD 2014/35/EU
• Electromagnetic compatibility: EMC 2014/30/EU
• Pressurised equipment: PED 2014/68/EU