The Twin Wall to Twin Wall Increasing Adapter allows a secure connection between any twin walled pipes of different diameters for Shieldmaster twin wall only.
Shieldmaster twin wall flue is CE approved for use in the UK, designation number EN:1856-1 T450 N1 D Vm L50050 G60. Please note, this item comes supplied with a locking band only in the lesser diameter and will increase the internal diameter of your flue system by one inch.
- Distance to Combustibles: 60mm
- Brand: Shieldmaster
- Warranty: 25 Years
- Finish: Stainless
- Internal Diameter: 175mm/200mm
- External Diameter: 225mm/250mm
- Total Height: 245mm
- Effective Height: 185mm
- Connections: 60mm Push Fit (Locking Band required)
- Grade of Steel: 316 Internal, 430 External
- Thickness of Steel: 0.5mm
- Insulation: 25mm Compressed Rockwool
- Temperature Resistance: 450°C
- Approvals: HETAS ANC112, BS 476-20, CE, EN 1856-1:2009
- Designation No: EN:1856-1 T450 N1 D VM L50050 G60
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