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VIT-Smooth GLOSS - Increaser - Ø 100-125mm (71-100-002)

Enhance your flue system with National Flues' VIT-Smooth GLOSS Increaser – a robust, elegant, and high-performance connecting pipe adaptor. Perfectly suited for gas, oil, and solid fuel appliances, this adaptor offers a seamless transition between flue pipe sizes while boasting a durable gloss black finish. Read more...
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At a Glance

  • Constructed from zero carbon steel with a high-quality powder vitreous enamel finish in gloss black.
  • Designed for temperatures up to 600°C, ideal for gas, oil, and solid fuel appliances.
  • Friction-fit joints provide a secure, easy-to-install connection without sealants.
  • Ensures a smooth transition between differing flue pipe diameters for an efficient flue system.
  • Adheres to safety guidelines with a recommended minimum distance of 375mm from combustible materials.

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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.

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Have Questions?
Phone: 01670 206999
Email: sales@nationalflues.com

The VIT-Smooth GLOSS Increaser - Ø 100-125mm is a highly durable and visually appealing connecting pipe adaptor, perfect for gas, oil, and solid fuel appliances with temperatures up to 600°C. Constructed from zero carbon steel and finished in a high-quality powder vitreous enamel, this increaser ensures long-lasting performance and an elegant gloss black finish. Ideal for use as a connecting pipe between your appliance and flue liner, chimney stack, or twin wall flue system, the VIT-Smooth is designed for easy installation and maintenance.

Note that it should not pass through ceilings or combustible walls and must be positioned at least 375mm away from combustible materials. Its friction-fit joints eliminate the need for sealing, although jointing compounds like fire cement or high-temperature silicone sealant can be used for added security. Ensure your flue system is perfectly configured with this versatile and reliable increaser.

SKU: 71-100-002

Delivery Information* +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Friday, November 14th. 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
MaterialZero carbon steel
FinishHigh-quality powder vitreous enamel (Gloss Black)
Temperature RatingUp to 600°C
DiameterØ 100-125mm
ApplicationGas, oil, and solid fuel appliances
Installation GuidelinesMust be positioned at least 375mm from combustible materials; not for use in ceilings or combustible wall passages
• Position the increaser as a connecting adaptor between your appliance and flue liner, chimney stack, or twin wall flue system. • Ensure a minimum distance of 375mm from any combustible materials such as timber or plasterboard. • The friction-fit joints simplify installation; however, jointing compounds like fire cement or high-temperature silicone sealant can be used for extra security. • Do not route the increaser through ceilings or combustible walls, in compliance with safety regulations. • Allow sufficient access for periodic inspection and cleaning to maintain optimal performance.

Yes, it is suitable for gas, oil, and solid fuel appliances with temperatures up to 600°C.

No, the VIT-Smooth GLOSS Increaser should not be used to pass through ceilings or combustible walls.

The VIT-Smooth has friction-fit joints that do not require sealing, but you can use a jointing compound for extra security.

It should be installed at least 375mm away from any combustible materials, such as wood or plasterboards.

Yes, it can be cut. However, ensure that any exposed steel is covered with high-temperature paint to prevent rusting.

Regular inspection and cleaning are recommended, especially for solid fuel applications. Ensure easy access for maintenance when installing.

Its primary purpose is to provide a smooth, incrementally increasing connection between different diameters of VIT-Smooth flue pipes, enhancing compatibility within the flue system.

 

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