DINAK DWN TWIN WALL INSULATED DRAUGHT REGULATOR IN BLACK Ø150

The Dinak DWN Twin Wall draught regulator is a lockable element used to regulate the draught of the chimney. Especially useful if your chimney suffers from down draught.

Class 1 twin wall insulated stainless steel flue system.

• 30mm of Rockwool insulation.
• 40mm overlap
• Designed for condensing and dry applications (Condensing application requires use of a joint seal for each junction.)
• Used for domestic heating, domestic hot water, industrial/commercial heating, biomass boilers, open fires, bakery ovens.
• Use with gas, diesel, solid fuel, biofuel.
• Laser welded joints
• Requires a locking band