Free Delivery over £100+ 5on Trustpilot Browse our popular stoves Fast Mainland UK Delivery Buy stoves with install packs Call 01670 206 999 for help

Reducer TWPro to TWPro Ø 200 - Ø 175 (2-175-008)

National Flues presents the Reducer TWPro to TWPro Ø200 - Ø175, a top-quality chimney flue adaptor that reliably reduces your flue diameter for both solid fuel and gas/oil appliances. This premium chimney accessory is crafted from high-grade stainless steel and ensures superior thermal efficiency and safety compliance, making it an ideal choice for effective chimney system performance.

What it’s for

This reducer adaptor is designed to safely and efficiently reduce the diameter of a flue from Ø 200mm to Ø 175mm, making it compatible with various solid fuel and gas/oil appliances.

Full features & benefits

  • ✓
    - Superior stainless steel design ensures lasting durability and resistance to corrosion, enhancing long-term performance
  • ✓
    - The integrated Locking Band provides a secure, airtight junction, reducing the risk of leaks and ensuring efficient operation
  • ✓
    - HETAS and CE approval guarantees the adaptor meets strict UK safety and quality standards
  • ✓
    - High-density rockwool insulation improves thermal efficiency while maintaining consistent operating temperatures
  • ✓
    - Versatile design compatible with a range of fuel types, making it ideal for both residential and commercial applications
Reducer TWPro to TWPro Ø 200 - Ø 175
Out of Stock – Pre-order Now
Product Thumbnail
Now only £88.99
Give us a call if you find it cheaper and we'll normally price match.
  • Fast deliveryMonday, November 17th*
  • Best PriceCall us to beat any price you found online.
  • Secure checkoutCard· Google/Apple Pay· Klarna· Paypal

 

Payment Options

At a Glance

  • High-quality stainless steel construction (304 outer, 316 inner)
  • Secure Locking Band for airtight, robust fit
  • HETAS and CE approved for safety compliance
  • Insulated with high-density compressed rockwool (200kg/m³)
  • Designed for diverse fuel types: wood, gas, oil, and low sulphur coal

Please Note: All dimensions refer to the internal diameter of flues. If unsure, please call 01670 206999 to ensure you choose the correct products.

We Won't Be Beaten On Price

At National Flues, we continuously monitor competitor prices. This ensures that we consistently offer you the best deals on all our products. Here’s how we keep your costs low:

  • Daily Price Matching: Our team adjusts prices to ensure we stay competitive.
  • Bulk Purchasing Power: We sell a lot, so we can negotiate better rates with suppliers, passing the savings directly to you.
  • Operational Efficiency: We have streamlined processes to reduce overhead.

Price Match Guarantee: If you find the same product cheaper within 48 hours, we’ll match it and refund the difference.

Free Delivery Over £100: Orders over £100 are free delivery (call us if delivery is required outside the mainland UK).

“I saved 20% on my purchase compared to other retailers. Exceptional service!” – Jane D.

Have Questions?
Phone: 01670 206999
Email: sales@nationalflues.com

The Reducer TWPro to TWPro Ø 200 - Ø 175 is an indispensable component for your chimney flue system. Designed to facilitate a seamless reduction in flue size by 25mm increments, this adaptor is ideal for a variety of appliances including woodstoves, gas coal effect fires, oil, and gas boilers. It is crafted with precision using 304 grade stainless steel for the outer skin and 316 grade stainless steel for the inner, both having a thickness of 0.4mm.

The insulation is composed of high-density compressed rockwool (200kg/m3), ensuring optimal thermal efficiency. The product complies with HETAS and CE safety standards, making it a reliable choice for maintaining a secure distance of 50mm from combustibles. The TWPro Twin Wall Insulated Chimney parts are connected firmly using a Locking Band, providing a secure and airtight fit.

Perfect for both residential and commercial installations, this reducer ensures your system operates at peak efficiency with enhanced safety.

SKU: 2-175-008

Delivery Information* +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Monday, November 17th. This is based on current lead times. Bear in mind that it is a busy time of year. If you need a product delivered by a specific time in the next 7 days, then please give us a call on 01670 206 999. Visit our Shipping Information page for more information.

About National Flues Ltd +

We began over 30 years ago as a fireplace shop in the North East. We now supply hundreds of trade professionals and thousands of retail customers, all across the UK, every month. We are still a family owned business, lead by the MD Neil, and always try our best to deliver the best possible experience. We also price match, so give us a call if you find this cheaper and want to buy from us. Visit our about us page to read a bit more.

This is us — real advice over the phone, or at the counter, and real stock in our warehouse.

Customer being served at the National Flues trade counter
Trade counter Installer collection & same-day help.
Team helping customers at the counter
Advice Real people on the phone to spec the right parts.
Friendly member of the team at the front desk
Here to help Friendly, straight answers from HETAS approved experts.
Warehouse shelves with boxed flue components being picked for dispatch
Warehouse Orders picked & dispatched nationwide.
Talk to the team Visit our trade counter
Technical Specifications
Model2-175-008
ConversionØ200 mm to Ø175 mm
Outer Material304 Stainless Steel
Inner Material316 Stainless Steel
Material Thickness0.40mm
InsulationHigh-density compressed rockwool (200kg/m³)
ComplianceHETAS / CE
Minimum Clearance50mm from combustibles
Fastening MethodLocking Band secured joint
Suitable FuelsWood, Oil, Gas, Low sulphur coal
Before installation, ensure that the flue system is completely cool and that you have read the manufacturer's installation instructions. Key steps include: - Verify that the flue dimensions match the adaptor specifications (from Ø200 mm to Ø175 mm). - Ensure there is a minimum clearance of 50mm from any combustibles as per safety guidelines. - Carefully align the Locking Band to create a secure, airtight seal. - Use the appropriate tools and safety equipment, and consider professional assistance if unsure. - Regularly inspect the connection points after installation to maintain safety and performance.

Yes, the Reducer TWPro to TWPro Ø 200 - Ø 175 is designed for use with solid fuel appliances, gas coal effect fires, oil, and gas boilers.

The outer skin is made of 304 grade stainless steel, and the inner skin is made of 316 grade stainless steel, both with a thickness of 0.4mm.

Yes, the Reducer TWPro to TWPro Ø 200 - Ø 175 is HETAS approved and CE marked, ensuring compliance with strict safety standards.

The insulation is made of compressed rockwool with a density of 200kg/m3, providing excellent thermal efficiency.

The parts of the TWPro Twin Wall Insulated Chimney system are secured using a Locking Band, ensuring a firm and airtight fit.

A minimum distance of 50mm from the outside of the flue to any combustible materials, such as wood or plasterboard, is required.

Yes, the Reducer TWPro to TWPro Ø 200 - Ø 175 is suitable for both residential and commercial installations, offering high performance and enhanced safety.

 

Call the Experts   8am-5pm
👀 8 people watching this