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Single Wall to Twin Wall Increaser Ø 150 - Ø 175

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Introducing our Universal Single Wall to Twin Wall Increaser (Ø 150 - Ø 175), the ideal solution for connecting your appliance outlet to the TWPro flue system. This adaptor effortlessly bridges the gap between single wall flue pipes and twin wall systems, ensuring a smooth, efficient transition.

£26.99 incl VAT

  •   Description  
  •   Product Details  

The Single Wall to Twin Wall Increaser Ø 150 - Ø 175 is a universal adaptor designed to connect appliance outlets to TWPro flue systems. It ensures a seamless transition from a single wall to twin wall with an effective 25 mm increase. This increaser is suitable for solid fuel and gas/oil appliances, including woodstoves, gas coal effect fires, oil and gas boilers, and any solid fuel devices. Constructed with a 304 grade stainless steel outer and 316 grade stainless steel inner, both layers are fully welded and 0.4mm thick for maximum durability. Insulated with compressed rockwool at a density of 200kg/m3, it provides exceptional thermal resistance. The TWPro is HETAS approved, CE marked, and meets EN1856-1 standards. Installation is straightforward with a Locking Band, and a safe distance of 50mm from combustibles is mandated.

  • SKU: 2-150-002
  • Item: Single Wall to Twin Wall Increaser - u00d8 150 - u00d8 175
  • 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 Single Wall to Twin Wall Increaser Ø 150 - Ø 175 is used for connecting a single wall flue pipe to a twin wall flue system, ensuring a smooth transition and proper airflow.

Brand Summary

National Flues is a reputable supplier of fireplaces and flues in the UK, known for competitive pricing, reliable delivery, secure online payments, and availability of trade accounts.

National Flues Verdict

National Flues highly recommends the Single Wall to Twin Wall Increaser Ø 150 - Ø 175. With exceptional performance and durability, it's a top choice for both retail and trade customers nationwide. Rarely beaten on price and always reliable.

Our Rating
9.7/10

FAQs

The increaser is suitable for solid fuel and gas/oil appliances like woodstoves, gas coal effect fires, and oil and gas boilers.

The outer layer is made of 304 grade stainless steel and the inner layer is made of 316 grade stainless steel, both of which are 0.4mm thick.

The increaser is insulated with compressed rockwool that has a density of 200kg/m3, providing excellent thermal resistance.

Yes, the product is HETAS approved and CE marked, compliant with EN1856-1 standards.

A 50mm distance from any combustible materials (like wood or plasterboard) is required.

The increaser is easily installed by securing it with a Locking Band to ensure a tight, stable connection.

The designation number (EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 W V2 L50040 O20) indicates compliance with specific performance and safety standards for chimney products.