OFI CERT publishes here the currently valid, as well as the withdrawn, certificates or certificates of conformity in list form. Thus, interested parties and the public are able to check the validity of a certificate of conformity / certificate of OFI CERT. The certificates / certificates of conformity can always be requested from the manufacturer or OFI CERT.
Here you can find:
Issued certificates / certificates of conformity for chimneys, flues and special products (PDF)