× National Flues
We have 100% 5 Star Reviews on Trustpilot
Free Delivery on All Orders Over £100
Enjoy Our Free Flue Design Service
Delivery To Mainland UK Addresses
Call Our Experts on 01670 206999

TWPro - Adjustable Connecting Pipe 500mm - 125 Ø (2-125-026)

The robust, high-performance TWPro Adjustable Connecting Pipe 500mm - 125 Ø from National Flues is the ideal solution for connecting a variety of solid fuel, oil, and gas appliances. This top-quality, HETAS-approved and CE marked pipe delivers exceptional safety and efficiency, making it the go-to chimney accessory in the UK. Along with its superior construction, optional accessories are available to further enhance your heating installation.
£151.99
with free delivery Give us a call if you find it cheaper and we'll try to price match.

 

Payment Options

At a Glance

    500mm length and 125mm diameter for versatile applications
    Telescopic male end with cover band for streamlined appliance connection
    Dual-layer construction: 304 stainless steel outer and 316 stainless steel inner (both 0.4mm)
    Compressed rockwool insulation (200kg/m³) ensuring a safe 50mm clearance from combustibles
    HETAS Approved and CE marked in compliance with EN1856-1 standards
    Suitable for solid fuel, gas, and oil appliances

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 Adjustable Connecting Pipe 500mm - 125 Ø is an essential component for solid fuel, gas, and oil appliance installations, such as wood stoves, gas coal effect fires, and boilers. Engineered with precision, this pipe features a durable outer skin made from 304 grade stainless steel and an inner skin of 316 grade stainless steel. Both skins are 0.4mm thick, providing robust protection and longevity.

A core of compressed rockwool insulation, with a density of 200kg/m³, enhances thermal safety by maintaining a 50mm distance to combustibles. TWPro products are HETAS Approved and CE marked, ensuring compliance with rigorous safety standards. The EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 W V2 L50040 O20 designations reinforce its reliability.

Installation is straightforward, using a Locking Band to secure sections. The pipe’s telescopic male end with a cover band and insulation allows for a clean connection, simplifying appliance removal when needed.

SKU: 2-125-026

Technical Specifications
SKU2-125-026
Length500mm
Diameter125mm
Outer Material304 Stainless Steel (0.4mm)
Inner Material316 Stainless Steel (0.4mm)
InsulationCompressed rockwool, 200kg/mu00b3
Clearance50mm
CertificationsHETAS Approved, CE marked
DesignationsEN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 W V2 L50040 O20
To install, begin by ensuring all connecting surfaces are clean and free of debris. Secure the sections with the Locking Band while maintaining a minimum distance of 50mm from any combustible materials. The telescopic male end with a cover band ensures a clean, streamlined connection. Follow all local regulations and manufacturer guidelines carefully. For those seeking a customised fitting, explore our optional accessories, which can further enhance the performance and safety of your flue setup. Always inspect your installation after setup and periodically thereafter to ensure long-term safety and functionality.

The TWPro Adjustable Connecting Pipe is suitable for solid fuel appliances like wood stoves, gas coal effect fires, oil, and gas boilers.

The pipe features an outer skin of 304 grade stainless steel and an inner skin of 316 grade stainless steel, both 0.4mm thick, with compressed rockwool insulation.

Yes, the TWPro Adjustable Connecting Pipe is HETAS Approved and CE marked, complying with safety designations EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 W V2 L50040 O20.

Installation is straightforward: the sections are secured using a Locking Band. Ensure a 50mm gap from the flue's outer surface to any combustible materials.

The telescopic end allows for a clean, streamlined finish and makes it easier to connect or disconnect the appliance for maintenance.

Absolutely, this connecting pipe is suitable for both residential and commercial installations.

This specific pipe is 500mm in length with a diameter of 125mm.
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Monday, May 19th. Delivery times of products not in our warehouses depend on product availability and shipping. If you need a definitive delivery time give us a call. If you need faster stove or fireplace delivery please also give us a call. We can sometimes 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 - Adjustable Connecting Pipe 500mm - 125 Ø buyers guide

Don’t wait any longer – secure the TWPro Adjustable Connecting Pipe today and take your heating system to the next level!

Your recently viewed products:

Multiple Payment Options- including Klarna, Clearpay, Mastercard, Visa and Paypal
Free Design Service Click To Call Our Experts