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Twin Wall to Twin Wall Increaser Ø 125 - Ø 150

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The Twin Wall to Twin Wall Increaser Ø 125 - Ø 150 from National Flues is designed to seamlessly adapt from one size of twin wall flue pipe to a larger one, with an incremental increase of 25mm to ensure a precise and secure fit. Perfect for various solid fuel, gas, or oil appliance setups, this increaser provides an efficient solution to enhance your chimney system's performance.

£63.99 incl VAT

  •   Description  
  •   Product Details  

The Twin Wall to Twin Wall Increaser Ø 125 - Ø 150 is a critical component for any chimney system where an increase in flue size is required. Specifically designed for use with solid fuel, gas, and oil appliances, such as woodstoves, gas coal effect fires, and boilers, this increaser caters to a wide range of heating setups. Constructed with a robust 304 grade stainless steel outer skin and a 316 grade stainless steel inner skin, both featuring a thickness of 0.4mm, this product is engineered for durability and longevity. The incorporation of compressed rockwool insulation, with a density of 200kg/m3, ensures optimal thermal efficiency and safety. All components are fully welded, enhancing the structural integrity. For installation, the Twin Wall Insulated Chimney parts are secured with a reliable Locking Band, and it is crucial to maintain a 50mm distance from any combustible materials to ensure safety. The TWPro Twin Wall system is HETAS approved and CE marked, adhering to stringent safety standards and regulations.

  • SKU: 2-125-004
  • Item: Twin Wall to Twin Wall Increaser - u00d8 125 - u00d8 150
  • Designation:: EN1856-1 T600 N1 W V2 L50040 G50
  • : EN1856-1 T200 P1 W V2 L50040 020
  • System:: TWPro
  • Inner Material:: 316L Stainless Steel - 0.40mm thick
  • Outer Material:: 304 Stainless Steel - 0.40mm thick
  • Fuels:: Wood, Oil, Gas, Low sulpher coal
  • Approvals:: HETAS / CE
  • Distance to Combustibles:: 50mm

What is it for?

The Twin Wall to Twin Wall Increaser Ø 125 - Ø 150 is used to increase the diameter of a twin wall flue pipe system, providing a safe and effective transition for various heating appliances.

Brand Summary

National Flues is a leading supplier of high-quality fireplaces and flues, catering to both retail and trade customers across the UK. Known for unbeatable prices and reliable delivery, we pride ourselves on excellent customer service and industry expertise.

National Flues Verdict

Our Twin Wall to Twin Wall Increaser Ø 125 - Ø 150 is a must-have for any chimney setup requiring increased flue diameter. Made from high-quality stainless steel, this increaser ensures top-notch performance and is suitable for a variety of fuel types including solid fuel, gas, and oil. With our reliability in pricing and delivery, National Flues is your go-to supplier. We proudly serve both retail and trade customers nationwide.

Our Rating
9.7/10

FAQs

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

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

Yes, the Twin Wall to Twin Wall Increaser is designed to be easily secured using a Locking Band. However, maintaining a 50mm distance from any combustible materials is essential for safety.

The TWPro Twin Wall Increaser is HETAS approved and CE marked, meeting high safety and quality standards. It complies with designation numbers EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 W V2 L50040 O20.

The compressed rockwool insulation, with a density of 200kg/m3, ensures optimal thermal efficiency and reduces heat loss, contributing to the overall safety and performance of the flue system.

This product is designed to increase the twin wall flue size from Ø 125 to Ø 150. Ensure that your current and required flue sizes match these dimensions. For further assistance, consult with a professional or contact our support team.

While designed for TWPro systems, it may be compatible with other twin wall systems. However, we recommend consulting with a professional to confirm compatibility before installation.