The wall collar is made from stainless steel, non-magnetic AISI 304 BA. In accordance with the European Union directive for construction products 89/106/EEC, it has undergone the required inspections and meets all CE marking requirements, according to EN 1856-1 and EN 1856-2. Certification has been obtained from the recognized body Dedal – Attestation and Certification Ltd., and a quality check has been completed through SGS TUV SAAR's ISO 9001:2015 management systems.

• Available diameters Ø: Φ80, Φ100, Φ120, Φ125, Φ130, Φ150, Φ160, Φ180, Φ200, Φ230, Φ250, Φ300, Φ350.
• The wall collar is recommended for use with pellet units, oil boilers, energy fireplaces, energy stoves, and gas boilers.