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TW Pro

TW Pro

TW Pro by MI Flues is a premium twin wall insulated chimney system engineered for high-performance heating appliances. Designed for wood burning stoves, multi-fuel stoves, gas, and commercial applications, TW Pro delivers exceptional draft performance, superior thermal efficiency, and industry-leading safety. Manufactured in the UK from high-grade stainless steel, this twin wall flue system offers quick installation, durable construction, and full compliance with EN1856-1 standards.

For installers and homeowners seeking a reliable, HETAS-approved twin wall chimney solution, TW Pro provides long-lasting performance, sleek aesthetics, and trusted British manufacturing quality.

  • TW Pro Stainless Steel 6" (150mm) Testing Flat Adaptor To Single Wall

    TW Pro Stainless Steel 5″ (125mm) Testing Flat Adaptor To Single Wall

    In Stock - Immediate Dispatch
    Our Price:
    £124.19 inc. VAT
  • TW Pro Stainless Steel 6" (150mm) Testing Pipe 500mm

    TW Pro Stainless Steel 5″ (125mm) Testing Pipe 500mm

    In Stock - Immediate Dispatch
    Our Price:
    £242.32 inc. VAT
  • TW Pro Stainless Steel 5" (125mm) Wall Support 130mm To 210mm

    TW Pro Stainless Steel 5″ (125mm) Wall Support 130mm To 210mm

    In Stock - Immediate Dispatch
    Our Price:
    £178.93 inc. VAT
  • TW Pro Matt Black 5" (125mm) Wall Support 210mm To 420mm

    TW Pro Stainless Steel 5″ (125mm) Wall Support 210mm To 420mm

    In Stock - Immediate Dispatch
    Our Price:
    £212.60 inc. VAT
  • TW Pro Stainless Steel 5" (125mm) Wall Support 50mm To 80mm

    TW Pro Stainless Steel 5″ (125mm) Wall Support 50mm To 80mm

    In Stock - Immediate Dispatch
    Our Price:
    £62.30 inc. VAT
  • TW Pro Stainless Steel 5" (125mm) Wall Support 80mm To 130mm

    TW Pro Stainless Steel 5″ (125mm) Wall Support 80mm To 130mm

    In Stock - Immediate Dispatch
    Our Price:
    £164.36 inc. VAT
  • TW Pro Stainless Steel 5" (125mm) Wall Support Corner 270mm To 520mm

    TW Pro Stainless Steel 5″ (125mm) Wall Support Corner 270mm To 520mm

    In Stock - Immediate Dispatch
    Our Price:
    £242.36 inc. VAT
  • TW Pro Stainless Steel 6" (150mm) 800mm Length

    TW Pro Stainless Steel 6″ (150mm) 1000mm Length

    In Stock - Immediate Dispatch
    Our Price:
    £299.67 inc. VAT
  • TW Pro Stainless Steel 6" (150mm) 100mm Length

    TW Pro Stainless Steel 6″ (150mm) 100mm Length

    In Stock - Immediate Dispatch
    Our Price:
    £114.70 inc. VAT
  • TW Pro Stainless Steel 5" (125mm) 1Pc Round Finishing Plate 90 Degrees

    TW Pro Stainless Steel 6″ (150mm) 1Pc Round Finishing Plate 45 Degrees

    In Stock - Immediate Dispatch
    Our Price:
    £76.27 inc. VAT
  • TW Pro Stainless Steel 5" (125mm) 1Pc Round Finishing Plate 90 Degrees

    TW Pro Stainless Steel 6″ (150mm) 1Pc Round Finishing Plate 90 Degrees

    In Stock - Immediate Dispatch
    Our Price:
    £76.27 inc. VAT
  • TW Pro Stainless Steel 6" (150mm) 100mm Length

    TW Pro Stainless Steel 6″ (150mm) 250mm Length

    In Stock - Immediate Dispatch
    Our Price:
    £134.84 inc. VAT
  • TW Pro Stainless Steel 5" (125mm) 2Pc Round Fixed Finishing Plate 45 Degrees

    TW Pro Stainless Steel 6″ (150mm) 2Pc Round Fixed Finishing Plate 45 Degrees

    In Stock - Immediate Dispatch
    Our Price:
    £76.27 inc. VAT
  • TW Pro Stainless Steel 5" (125mm) 2Pc Round Fixed Finishing Plate 45 Degrees

    TW Pro Stainless Steel 6″ (150mm) 2Pc Round Fixed Finishing Plate 90 Degrees

    In Stock - Immediate Dispatch
    Our Price:
    £76.27 inc. VAT
  • TW Pro Stainless Steel 6" (150mm) 500mm Length

    TW Pro Stainless Steel 6″ (150mm) 500mm Length

    In Stock - Immediate Dispatch
    Our Price:
    £223.42 inc. VAT
  • TW Pro Stainless Steel 6" (150mm) 800mm Length

    TW Pro Stainless Steel 6″ (150mm) 800mm Length

    In Stock - Immediate Dispatch
    Our Price:
    £299.67 inc. VAT
  • TW Pro Stainless Steel 5" (125mm) Adjustable Base Support

    TW Pro Stainless Steel 6″ (150mm) Adjustable Base Support

    In Stock - Immediate Dispatch
    Our Price:
    £458.05 inc. VAT
  • TW Pro Stainless Steel 6" (150mm) Adjustable Pipe 250mm To 350mm

    TW Pro Stainless Steel 6″ (150mm) Adjustable Pipe 250mm To 350mm

    In Stock - Immediate Dispatch
    Our Price:
    £230.02 inc. VAT
  • TW Pro Stainless Steel 6" (150mm) Adjustable Pipe 350mm To 500mm

    TW Pro Stainless Steel 6″ (150mm) Adjustable Pipe 350mm To 500mm

    In Stock - Immediate Dispatch
    Our Price:
    £279.21 inc. VAT
  • TW Pro Stainless Steel 6" (150mm) Adjustable Pipe 350mm To 500mm

    TW Pro Stainless Steel 6″ (150mm) Adjustable Pipe 500mm To 880mm

    In Stock - Immediate Dispatch
    Our Price:
    £386.78 inc. VAT
  • TW Pro Stainless Steel 6" (150mm) Adjustable Pipe 350mm To 500mm

    TW Pro Stainless Steel 6″ (150mm) Adjustable Pipe 800mm To 1300mm

    In Stock - Immediate Dispatch
    Our Price:
    £506.34 inc. VAT