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Gas Cowl Ø 125

National Flues presents the Gas Cowl Ø 125 – a high-quality chimney flue terminal designed specifically for gas appliance venting. This innovative product ensures efficient and safe exhaust of gases from gas boilers, woodstoves, and other gas heating appliances. With its robust construction featurin... More...
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At a Glance

  • - Specifically designed for gas appliances
  • - Premium stainless steel construction (Outer: 304, Inner: 316)
  • - 0.40mm thick walls for robust durability
  • - Superior thermal protection with compressed rockwool insulation (200kg/m³)
  • - HETAS Approved and CE marked for safety and performance compliance
  • - Easy, secure installation using the Locking Band
  • - Maintains a required 50mm clearance from combustible materials
Now only £65.99
Including VAT Buy with confidence. If you find this cheaper within 48 hours of checkout, we'll refund the difference.

 

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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 Gas Cowl Ø 125 is expertly designed for optimal performance with gas appliances. Ideal for use with woodstoves, gas coal effect fires, oil and gas boilers, and other gas appliances, this cowl ensures safe and efficient venting of exhaust gases. Constructed with an outer skin of 304 grade stainless steel and an inner skin of 316 grade stainless steel, both at a thickness of 0.4mm, it boasts exceptional durability and resistance to corrosion.

Between the layers, compressed rockwool insulation with a density of 200kg/m3 provides superior thermal protection. TJWPro Twin Wall Insulated Chimney parts, including this cowl, are fully welded and come with HETAS approval and CE marking for assured quality. A 50mm distance must be maintained from any combustible material, as mandated by safety standards.

Installation is straightforward with the use of a Locking Band, ensuring a secure fit.

SKU: 2-125-092

Technical Specifications
SKU2-125-092
DesignationEN1856-1 T600 N1 W V2 L50040 G50
Material - Outer304 Stainless Steel, 0.40mm thick
Material - Inner316 Stainless Steel, 0.40mm thick
InsulationCompressed Rockwool, 200kg/m³
ApprovedHETAS and CE
Distance To Combustibles50mm
Suitable FuelsGas, Oil, Wood, Low sulphur coal
CompatibilityGas appliances only
Installation MethodLocking Band for Twin Wall Insulated Chimney parts
When installing the Gas Cowl Ø 125, ensure you follow these guidelines: - Always maintain a minimum clearance of 50mm from any combustible materials. - Use the Locking Band provided to secure the Twin Wall Insulated Chimney parts firmly. - Double-check that all components are correctly aligned before final fixation. - Consult your local building regulations and, if necessary, hire a professional installer to ensure compliance with safety standards. - Regularly inspect the installation for signs of wear or misalignment to prevent future issues.

The Gas Cowl Ø 125 is suitable for use with woodstoves, gas coal effect fires, oil and gas boilers, and any other gas appliances.

Yes, the Gas Cowl Ø 125 is HETAS Approved, ensuring it meets stringent safety and performance standards.

The outer skin is constructed from 304 grade stainless steel, while the inner skin is made from 316 grade stainless steel, both at a thickness of 0.4mm. It also features compressed rockwool insulation with a density of 200kg/m3.

A minimum distance of 50mm from the outside of the flue to any combustible material (such as wood or plasterboard) must be maintained.

No, the Gas Cowl Ø 125 is specifically designed for gas appliances and is not suitable for solid fuel appliances.

The Gas Cowl Ø 125 is installed using a Locking Band, which secures the Twin Wall Insulated Chimney parts together.

The Gas Cowl Ø 125 is both CE marked and HETAS Approved, indicating that it meets high standards for safety and performance.
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Friday, April 4th. 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. If you find it cheaper within 48 hours, we'll refund the difference.

Read our buyers guide for this Gas Cowl Ø 125

National Flues Ltd Verdict

The Gas Cowl Ø 125 is an excellent choice for anyone looking for a reliable and sturdy flue terminal for gas appliances. Backed by HETAS approval and boasting premium-grade materials, this cowl ensures safety and efficiency. At National Flues, we are rarely beaten on price and offer dependable nationwide delivery to both retail and trade customers.

The Gas Cowl Ø 125 is designed for the ventilation of gas appliances, ensuring safe and efficient exhaust of gases from devices like woodstoves, gas fires, and boilers.

National Flues is a leading supplier of fireplaces and flues across the UK. Known for competitive pricing and reliable delivery, we cater to both retail and trade customers with secure online payment options.

 

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Invest in the Gas Cowl Ø 125 today to secure unmatched performance and safety for your gas appliances.

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