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TWPro GREY - Adjustable Pipe 250-350mm - Ø 125 (17-125-016)

National Flues offers the TWPro GREY Adjustable Pipe, a premium chimney flue accessory designed for woodstoves, gas, oil, and solid fuel heating systems. Engineered with top-grade stainless steel and expertly insulated with compressed rockwool, this versatile adjustable pipe not only meets but exceeds modern standards of efficiency and safety. Ideal for both trade professionals and homeowners, the TWPro GREY Adjustable Pipe embodies durability, innovation, and compliance, making it an essential addition to any heating installation.
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£94.49
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At a Glance

  • Adjustable length: 250-350mm
  • Constructed with high-quality 316L inner and 304 outer stainless steel (0.40mm thick)
  • Compressed rockwool insulation with a density of 200kg/m³ for optimal efficiency
  • HETAS approved and CE marked for trusted safety standards
  • Integrated locking band for a secure, screw-free installation

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: [email protected]

The TWPro GREY Adjustable Pipe 250-350mm (Ø 125mm) is a versatile and reliable option for a wide range of heating appliances, including woodstoves, gas coal effect fires, oil, and gas boilers, and any solid fuel appliances. Constructed with a 304 grade stainless steel outer skin and a 316 grade stainless steel inner skin, each 0.4mm thick, this pipe ensures durability and performance. The pipe is insulated with compressed rockwool, achieving a density of 200kg/m³ for optimal safety and efficiency.

All parts are fully welded, and the product is HETAS approved and CE marked, ensuring it meets stringent quality and safety standards. With an adjustable length of 250mm to 350mm, this pipe is ideal for a range of installations, making it a flexible solution for your heating needs. The TWPro GREY Adjustable Pipe also maintains a safe distance of 50mm from combustibles, offering peace of mind along with its robust performance.

SKU: 17-125-016

Technical Specifications
SKU17-125-016
Adjustable Length250-350mm
Pipe Diameteru00d8125mm
Inner Material316L Stainless Steel (0.40mm thick)
Outer Material304 Stainless Steel (0.40mm thick)
InsulationCompressed rockwool (200kg/mu00b3)
ApprovalsHETAS, CE
Clearance50mm from combustibles
- Always maintain a minimum clearance of 50mm from any combustible material. - Adjust the pipe length to your specific appliance requirements between 250mm and 350mm. - Secure the connection using the innovative locking band; no screws are necessary. - Follow the manufacturer’s guidance and local building regulations for safe installation. - For best results and assurance of compliance, consider hiring a professional installer.

The TWPro GREY Adjustable Pipe is suitable for solid fuel and gas/oil appliances such as woodstoves, gas coal effect fires, and oil/gas boilers.

The pipe features a 304 grade stainless steel outer skin and a 316 grade stainless steel inner skin, both 0.4mm thick. It is insulated with compressed rockwool.

The pipe is secured using a locking band, which eliminates the need for screws and allows for easy adjustment and installation.

Yes, the TWPro GREY Adjustable Pipe is HETAS approved and CE marked, ensuring it meets high safety and quality standards.

A minimum distance of 50mm should be maintained from the outside of the flue to any combustible materials such as wood or plasterboard.

The pipe is insulated with compressed rockwool, achieving a density of 200kg/m³ for optimal performance and safety.

The pipe can be adjusted within a range of 250mm to 350mm, providing flexibility for various installation requirements.
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, April 29th. If you need faster stove or fireplace delivery please give us a call. We can often reduce longer lead times if we pay the carrier £25 for express delivery. Visit our Shipping Information page for more information.

Warranty & Returns +

All our products come with warranties. Mi-Flex offers a lifetime guarantee. Returns for damaged items are covered by insurance; non-damaged returns incur return delivery costs.

Price Match Guarantee +

We will match any price like for like on a retail basis. Give us a call if you find it cheaper and want to buy from us.

Read our review in our TWPro GREY - Adjustable Pipe 250-350mm - Ø 125 buyers guide

Secure your efficient heating solution today with the TWPro GREY Adjustable Pipe!

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