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Gasket - Ø 150 (15-150-102)

National Flues brings you the Gasket Seal Ø 150mm, a high-performance component designed for chimney flues, wood stoves, condensing appliances, and boilers. Made with premium 304 and 316 grade stainless steel and engineered for diverse fuel types, our gasket seal is a reliable choice for homeowners and trade professionals alike. Read more...
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At a Glance

  • HETAS Approved & CE marked
  • Robust 304 outer and 316 inner stainless steel construction (0.40mm thick each)
  • Engineered for various fuel types including wood, oil, gas, and low sulphur coal
  • Specialised compressed rockwool insulation with densities of 200kg/m3 (TWPro) and 128kg/m3 (KC)
  • Maintains safe combustible clearances (50mm for TWPro, 60mm for KC)
  • Easy and secure installation using a Locking Band

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 Gasket Seal Ø 150mm from National Flues is designed to deliver outstanding performance in solid fuel and gas/oil appliances, such as woodstoves, gas coal effect fires, and boilers. This high-quality component features a robust construction with an outer skin made from 304 grade stainless steel and an inner skin made from 316 grade stainless steel, both 0.4mm thick. The insulation is composed of compressed rockwool, offering a density of 200kg/m3 for TWPro and 128Kg/m3 for KC models.

The Gasket Seal is HETAS Approved and CE marked, ensuring it meets rigorous safety standards. Installation is straightforward with the use of a Locking Band to secure TWPro Twin Wall Insulated Chimney parts together, and it maintains a safe distance to combustible materials - 50mm for TWPro and 60mm for KC. Ideal for use on condensing appliances, this gasket seal ensures efficiency and safety in your heating system.

SKU: 15-150-102

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.

Technical Specifications
SKU15-150-102
DimensionsØ 150mm
Outer Material304 Stainless Steel (0.40mm)
Inner Material316 Stainless Steel (0.40mm)
Insulation Density200kg/m3, 128kg/m3
ApprovalsHETAS / CE
Fuel CompatibilityWood, Oil, Gas, Low sulphur coal
Combustible Clearance50mm, 60mm
To install the Gasket Seal Ø 150mm, begin by ensuring all chimney components are clean and free of residual debris. The gasket is designed for a straightforward installation using a Locking Band that secures TWPro Twin Wall Insulated Chimney parts together. Always verify that the clearance from combustibles is maintained at 50mm for TWPro systems and 60mm for KC systems. Follow the manufacturer's instructions carefully, and if in doubt, consult a professional installer to ensure safe and secure fitting. Ensure that the stainless steel surfaces are aligned properly to take full advantage of the gasket’s robust sealing properties.

It is suitable for solid fuel and gas/oil appliances, including woodstoves, gas coal effect fires, and boilers.

The outer skin is 304 grade stainless steel, while the inner skin is 316 grade stainless steel, both at 0.4mm thickness.

Yes, the TWPro Gasket Seal is HETAS approved and CE marked, meeting high safety and quality standards.

It is secured using a Locking Band to connect TWPro Twin Wall Insulated Chimney parts. Ensure you maintain the required distance from combustibles.

The insulation is composed of compressed rockwool, with a density of 200kg/m3 for TWPro and 128Kg/m3 for KC models.

A 50mm distance is required for TWPro models, and 60mm for KC models.

CE marking indicates that the product complies with EU safety, health, and environmental protection standards.

 

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