OFI CERT publishes here the currently valid, as well as the withdrawn certificates or attestations of conformity in list form. Thus, interested parties and the public are able to check the validity of a cthe validity of a certificate / attestation of conformity of OFI CERT. The certificates / attestations of conformity are NOT forwarded by OFI CERT, these must be requested directly from the certificate holder.
Here you can find:
Issued certificates / certificates of conformity for chimneys, flues and special products (PDF)