• Recommended for double-wall ventilation pipes only
• The figure shows an optional version with cap (this is not included)
• Custom-made to the customer’s specification and information on roof pitch, external diameter of the fresh air pipe, condensing boiler type and manufacturer
• Slate / shingle model

Available in the nominal sizes DN 150, DN 200, DN 250, DN 300, DN 400 and DN 500.

Custom-made products are non-returnable (cannot be exchanged)!