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VIT-Smooth - Smooth 90° Elbow with Door - Ø 125mm (67-125-040)

National Flues proudly presents the VIT-Smooth 90° Elbow with Access Door, Ø 125mm – a premium solution for connecting your gas, oil, or solid fuel appliance to a flue system. Designed in a sleek matt black finish with durable zero carbon steel construction, this product is a top choice for both residential and trade customers seeking reliability, efficiency, and style in their flue installations.
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£54.49
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At a Glance

  • Crafted from zero carbon steel for durability
  • Powder enamel coating in sleek matt black finish
  • Suitable for gas, oil and solid fuel appliances
  • Designed with an accessible maintenance door
  • Engineered to keep condensates contained with proper orientation

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).

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Have Questions?
Phone: 01670 206999
Email: [email protected]

The VIT-Smooth 90° Elbow with Access Door in a 125mm diameter is engineered for efficiency and reliability. This single-skin connecting flue system is crafted from zero carbon steel and coated with a durable powder vitreous enamel in a sleek, matt black finish. It is suitable for various appliances including gas, oil, and solid fuel, withstanding temperatures up to 600°C.

Designed exclusively for use as a connecting pipe between your appliance and either a Flue Liner, Chimney Stack, or Twin Wall Flue System, the VIT-Smooth is not intended for passing through ceilings or combustible walls.When installing, ensure that the VIT-Smooth pipe is oriented correctly with the smaller diameter pointing downward. This design helps to keep condensates contained within the system, preventing any leakage that could tarnish its appearance. While the VIT-Smooth features a friction fit joint that generally requires no sealing, you may opt to use a jointing compound, such as fire cement or high-temperature silicone sealant, for added security.

Important to note, if the pipe needs to be cut, cover any exposed steel with high-temperature paint to prevent rusting over time. Please remember to maintain a safe distance of 375mm from any combustible materials such as wood or plasterboards when installing.Maintenance is straightforward with the built-in access door, making it easy to sweep and clean the chimney, particularly important for solid fuel applications. Regular inspection and annual sweeping are recommended to ensure optimal performance and longevity.

SKU: 67-125-040

Technical Specifications
SKU67-125-040
Product NameVIT-Smooth - Smooth 90° Elbow with Door - Ø 125mm
MaterialZero Carbon Steel
Steel Thickness1.2mm
CoatingPowder Enamel
Coating Thickness0.2mm
ColourBlack
ApprovalEN1856-2 T600 N1 Vm L80120 G375
Distance To Combustible375mm
Diameter125mm
Temperature RatingUp to 600°C
When installing the VIT-Smooth 90° Elbow, ensure the smaller diameter is oriented downward to collect condensates. This pipe is strictly for use as a connecting piece between your appliance and a Flue Liner, Chimney Stack, or Twin Wall Flue System, and must not pass through ceilings or combustible walls. The friction fit joint typically secures the connection without additional sealing; however, you may opt for a fire cement or high-temperature silicone sealant for enhanced safety. If cutting the pipe is necessary, immediately cover any exposed steel with high-temperature paint to mitigate rust risk. Always maintain a minimum clearance of 375mm from combustibles such as wood or plasterboard to comply with safety standards. For optimum performance and longevity, conduct regular sweeps and inspections of the flue system.

The VIT-Smooth 90° Elbow is compatible with gas, oil, and solid fuel appliances, capable of handling temperatures up to 600°C.

No, the VIT-Smooth pipe should not be used to pass through ceilings or combustible walls. It is designed as a connecting pipe between your appliance and the flue system.

The smaller diameter of the VIT-Smooth pipe should always point downward. This orientation ensures that all condensates remain within the flue system, preventing leakage.

While the VIT-Smooth features a friction fit joint that typically doesn't require sealing, you can use a jointing compound such as fire cement or high-temperature silicone sealant for extra security.

Yes, the VIT-Smooth pipe can be cut. However, ensure any exposed steel is covered with high-temperature paint to prevent rusting.

Regular inspection and cleaning of the chimney are recommended, especially for solid fuel applications. Sweeping the chimney at least once a year is advised.

The VIT-Smooth pipe should be installed at least 375mm away from combustible materials such as wood and plasterboard.
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Wednesday, April 30th. 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 on a retail basis. Give us a call if you find it cheaper and want to buy from us.

Read our review in our VIT-Smooth - Smooth 90° Elbow with Door - Ø 125mm buyers guide

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