Thermotec T600 insulated twin wall flue is designed for use with all fuels including gas, oil, wood and approved solid fuels. It has been tested and approved to the requirements of EN 1856 and is CE certified to temperatures up to 600 degrees centigrade. Thermotec T600 Twin Wall Flue has been independently tested and certified and is covered by a 15-year warranty, and all of our 5” and 6” T600 twin wall flue is available in stainless steel and powder coated black finishes.

Thermotec flue products are manufactured using 0.5mm 316 grade stainless steel for the inner skin and 0.5mm 304 grade stainless steel for the outer Skin. The cavity is then insulated with 25mm ceramic mineral.


- Thermotec T600 Twin Wall Flue Brochure

Thermotec T600 Insulated Twin Wall Flue

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T600 Adjustable Ceiling / Wall Trim
T600 5" Adjustable Ceiling / Wall Trim
10 in stock now
£31.00 £33.00
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T600 Twin Wall Storm Collar
T600 5" Storm Collar
40 in stock now
£28.50 £30.00
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T600 Twin Wall Extending Wall Sleeve
T600 5" Twin Wall Extending Wall Sleeve
60 in stock now
£45.00 £47.50
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T600 Adjustable Ceiling / Wall Trim
T600 6" Adjustable Ceiling / Wall Trim
25 in stock now
£31.25 £33.00
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T600 Twin Wall Storm Collar
T600 6" Storm Collar
45 in stock now
£32.00 £34.00
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T600 Twin Wall Extending Wall Sleeve
T600 6" Twin Wall Extending Wall Sleeve
38 in stock now
£47.50 £50.00
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