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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 Matt Black 6" (150mm) Wall Support 130mm To 210mm

    TTW Pro Matt Black 6″ (150mm) Wall Support 130mm To 210mm

    In Stock - Immediate Dispatch
    Our Price:
    £237.03 inc. VAT
  • TW Pro Guy Wire Complete Kit 30m

    TW Pro Guy Wire Complete Kit 30m

    In Stock - Immediate Dispatch
    Our Price:
    £115.72 inc. VAT
  • TW Pro Matt Black 6" (125mm) 1000mm Length

    TW Pro Matt Black 5″ (125mm) 1000mm Length

    In Stock - Immediate Dispatch
    Our Price:
    £340.59 inc. VAT
  • TW Pro Matt black 6" (150mm) 100mm Length

    TW Pro Matt black 5″ (125mm) 100mm Length

    In Stock - Immediate Dispatch
    Our Price:
    £137.85 inc. VAT
  • TW Pro Matt Black 6" (150mm) 135 Degree Tee

    TW Pro Matt Black 5″ (125mm) 135 Degree Tee

    In Stock - Immediate Dispatch
    Our Price:
    £626.89 inc. VAT
  • TW Pro Matt Black 6" (150mm) 15 Degree Bend

    TW Pro Matt Black 5″ (125mm) 15 Degree Bend

    In Stock - Immediate Dispatch
    Our Price:
    £236.58 inc. VAT
  • TW Pro Matt Black 6" (150mm) 1Pc Round Finishing Plate 45 Degrees

    TW Pro Matt Black 5″ (125mm) 1Pc Round Finishing Plate 45 Degrees

    In Stock - Immediate Dispatch
    Our Price:
    £87.62 inc. VAT
  • TW Pro Matt Black 6" (150mm) 1Pc Round Finishing Plate 90 Degrees

    TW Pro Matt Black 5″ (125mm) 1Pc Round Finishing Plate 90 Degrees

    In Stock - Immediate Dispatch
    Our Price:
    £87.62 inc. VAT
  • TW Pro Matt Black 6" (150mm) 250mm Length

    TW Pro Matt Black 5″ (125mm) 250mm Length

    In Stock - Immediate Dispatch
    Our Price:
    £153.29 inc. VAT
  • TW Pro Matt Black 6" (150mm) 2Pc Round Fixed Finishing Plate 45 Degrees

    TW Pro Matt Black 5″ (125mm) 2Pc Round Fixed Finishing Plate 45 Degrees

    In Stock - Immediate Dispatch
    Our Price:
    £87.62 inc. VAT
  • TW Pro Matt Black 6" (150mm) 2Pc Round Fixed Finishing Plate 90 Degrees

    TW Pro Matt Black 5″ (125mm) 2Pc Round Fixed Finishing Plate 90 Degrees

    In Stock - Immediate Dispatch
    Our Price:
    £138.25 inc. VAT
  • TW Pro Matt Black 6" (150mm) 30 Degree Bend

    TW Pro Matt Black 5″ (125mm) 30 Degree Bend

    In Stock - Immediate Dispatch
    Our Price:
    £236.58 inc. VAT
  • TW Pro Matt Black 6" (150mm) 45 Degree Bend

    TW Pro Matt Black 5″ (125mm) 45 Degree Bend

    In Stock - Immediate Dispatch
    Our Price:
    £236.97 inc. VAT
  • TW Pro Matt Black 6" (150mm) 500mm Length

    TW Pro Matt Black 5″ (125mm) 500mm Length

    In Stock - Immediate Dispatch
    Our Price:
    £266.59 inc. VAT
  • TW Pro Matt Black 6" (125mm) 1000mm Length

    TW Pro Matt Black 5″ (125mm) 800mm Length

    In Stock - Immediate Dispatch
    Our Price:
    £342.63 inc. VAT
  • TW Pro Matt Black 6" (150mm) 90 Degree Bend

    TW Pro Matt Black 5″ (125mm) 90 Degree Bend

    In Stock - Immediate Dispatch
    Our Price:
    £402.85 inc. VAT
  • TW Pro Matt Black 6" (150mm) 90 Degree Tee

    TW Pro Matt Black 5″ (125mm) 90 Degree Tee

    In Stock - Immediate Dispatch
    Our Price:
    £459.09 inc. VAT
  • TW Pro Matt Black 6" (150mm) Adjustable Base Support

    TW Pro Matt Black 5″ (125mm) Adjustable Base Support

    In Stock - Immediate Dispatch
    Our Price:
    £558.15 inc. VAT
  • TW Pro Matt Black 6" (150mm) Adjustable Connecting Pipe 1000mm

    TW Pro Matt Black 5″ (125mm) Adjustable Connecting Pipe 1000mm

    In Stock - Immediate Dispatch
    Our Price:
    £617.96 inc. VAT
  • TW Pro Matt Black 6" (150mm) Adjustable Connecting Pipe 250mm

    TW Pro Matt Black 5″ (125mm) Adjustable Connecting Pipe 250mm

    In Stock - Immediate Dispatch
    Our Price:
    £428.37 inc. VAT
  • TW Pro Matt Black 6" (150mm) Adjustable Connecting Pipe 500mm

    TW Pro Matt Black 5″ (125mm) Adjustable Connecting Pipe 500mm

    In Stock - Immediate Dispatch
    Our Price:
    £537.49 inc. VAT