Other product applications (including chimney dampers) are made on our online system, TESSA.

For acceptance of other products, raise a correspondence case in TESSA and submit your application with supporting documents attached. Evidentiary requirements are outlined in Section 2 and the appendices of the Applying for Product Acceptance Guide.

Relevant Documentation

Applying for Product Acceptance Guide
ESS HEER - Form - Product Application Checklist
ESS Commercial Lighting - Form - Product Application Checklist