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TWPro GREY - Connecting Pipe Starter Length 1000mm - Ø 125 (17-125-021)

Discover the outstanding TWPro GREY Connecting Pipe Starter Length 1000mm - Ø 125, a premier solution from National Flues. Designed for solid fuel, gas, and oil appliances, this connecting pipe ensures durability and top performance. Engineered with superior 304 and 316 stainless steel layers and insulating rockwool, it is a perfect accessory for modern chimney and flue systems. Enhance your installation by exploring optional accessories that complement this high-quality product.
The price you pay today £270.99
including free delivery Give us a call if you find it cheaper and we'll normally price match.

 

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At a Glance

    HETAS approved and CE marked for safety and compliance
    Robust dual stainless steel construction (304 outer, 316 inner)
    Rebatable slip joint offering up to 200mm adjustment
    0.4mm thick skins for durability at high temperatures
    Compressed rockwool insulation (200kg/m³) for excellent thermal protection
    Secure full welding and locking band installation for a reliable system
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, July 1st. This is based on current delivery times for this product. Delivery for products not in our warehouses can be delayed because of third party carriers. If you need a stove, or other bulky product, to be delivered by a specific time in the next 7 days then please 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.

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All our products come with warranties and you can read in our blog about they types and terms and conditions for warranties. Mi-Flex flue liner, for example, comes with a lifetime guarantee. Give us a call if you want to know about a specific warranty. Returns for damaged items are covered by insurance; non-damaged returns incur return delivery costs.

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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.

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

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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:

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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 Connecting Pipe Starter Length 1000mm - Ø 125 is designed to enhance the efficiency and safety of your chimney system. Suitable for solid fuel, gas, and oil appliances, including wood stoves and boilers, this top-tier connecting pipe ensures optimal performance. Constructed with a robust 304 grade stainless steel outer skin and a 316 grade stainless steel inner skin, this pipe is built to last.

Both skins are 0.4mm thick, ensuring durability and resistance to high temperatures. The insulation consists of compressed rockwool with a density of 200kg/m3, providing excellent thermal insulation. Full welding throughout guarantees a secure and reliable fit.

With a 50mm safety clearance from combustibles, you can install with peace of mind. This product meets all safety standards, being both HETAS approved and CE marked, with designations EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 W V2 L50040 O20. Installation is straightforward, utilizing a locking band for secure connections, and allowing for easy disconnection when needed.

SKU: 17-125-021

Technical Specifications
SKU17-125-021
Length1000mm
Diameter125mm
Outer Material304 Stainless Steel (0.40mm thick)
Inner Material316 Stainless Steel (0.40mm thick)
InsulationCompressed Rockwool, 200kg/m³
Safety Clearance50mm from combustibles
CertificationsHETAS / CE
AdjustabilityRebated slip joint adjustable up to 200mm
Before installation, verify that all components are compatible with your existing chimney system. The TWPro GREY Connecting Pipe Starter is fitted using a secure locking band and features a rebated slip joint for an adjustable fit – simply slide to achieve optimal positioning. Ensure a minimum 50mm clearance from any combustible materials. For best results, consult the detailed installation manual and consider professional installation advice if you are uncertain. Remember to routinely inspect the pipe for any signs of wear or damage, and always ensure that the full welding integrity is maintained throughout the life of the chimney system.

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

The outer skin is made from 304 grade stainless steel, while the inner skin is 316 grade stainless steel. Both are 0.4mm thick.

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

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

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

This pipe is installed using a locking band to secure the connections. The rebated slip joint allows for up to 200mm of adjustment.

Yes, the design allows for safe disconnection of the appliance without disturbing the chimney system, making maintenance easier.

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