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125MM (5 INCH) Chimney Flue | Sflue BLACK | National Flues UK

Explore our range of 125MM (5 INCH) Sflue BLACK chimney flue products designed to provide efficient and safe venting for your fireplace. With durable materials and precise construction, these components ensure optimal performance. Whether you need adaptors, pipes, bends, tees, supports, firestops, or accessories, we have you covered. Trust National Flues UK for reliable chimney solutions.
Explore our range of 125MM (5 INCH) Sflue BLACK chimney flue products designed to provide efficient and safe venting for your fireplace. With durable materials and precise construction, these components ensure optimal performance. Whether you need adaptors, pipes, bends, tees, supports, firestops, or accessories, we have you covered. Trust National Flues UK for reliable chimney solutions.


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Showing 20 of 73 items
Sflue (2102705) - Ceiling Support (Gas) - 127mm Ø

Sflue (2102705) - Ceiling Support (Gas) - 127mm Ø

22-125-077
£81.99 (including VAT)
In stock
Sflue (2150105) - Double to Single Adaptor (Flex) - 127mm Ø

Sflue (2150105) - Double to Single Adaptor (Flex) - 127mm Ø

22-125-099
£96.99 (including VAT)
In stock
Lead Slate, Pitch 36°-45°, suitable for TW Ø 125mm

Lead Slate, Pitch 36°-45°, suitable for TW Ø 125mm

32-125-TWLRG45
£104.99 (including VAT)
In stock
Lead Slate, Pitch 25°-35°, suitable for TW Ø 125mm

Lead Slate, Pitch 25°-35°, suitable for TW Ø 125mm

32-125-TWLS35
£66.99 (including VAT)
In stock
Lead Slate, Pitch 36°-45°, suitable for TW Ø 125mm

Lead Slate, Pitch 36°-45°, suitable for TW Ø 125mm

32-125-TWLS45
£76.99 (including VAT)
In stock
Standard Fixing Kit

Standard Fixing Kit

32-SK1
£8.99 (including VAT)
In stock
Sflue Black (2119405B) - Adaptor - Ø 127

Sflue Black (2119405B) - Adaptor - Ø 127

42-125-001
£49.99 (including VAT)
In stock
Sflue Black (2119706B) - Increaser - Ø 127-152mm

Sflue Black (2119706B) - Increaser - Ø 127-152mm

42-125-002
£95.99 (including VAT)
In stock
Sflue Black (2119505B) - Adaptor to Cast Iron Pipe - Ø 127

Sflue Black (2119505B) - Adaptor to Cast Iron Pipe - Ø 127

42-125-003
£42.99 (including VAT)
In stock
Sflue Black (2140805B) - Pipe 1200mm - Ø 127

Sflue Black (2140805B) - Pipe 1200mm - Ø 127

42-125-009
£185.99 (including VAT)
In stock
Sflue Black (2140905B) - Pipe 1000mm - Ø 127

Sflue Black (2140905B) - Pipe 1000mm - Ø 127

42-125-010
£128.99 (including VAT)
In stock
Sflue Black (2141005B) - Pipe 500mm - Ø 127

Sflue Black (2141005B) - Pipe 500mm - Ø 127

42-125-011
£84.99 (including VAT)
In stock
Sflue Black (2141105B) - Pipe 300mm - Ø 127

Sflue Black (2141105B) - Pipe 300mm - Ø 127

42-125-012
£67.99 (including VAT)
In stock
Sflue Black (2110605B) - Pipe 120mm - Ø 127

Sflue Black (2110605B) - Pipe 120mm - Ø 127

42-125-013
£47.99 (including VAT)
In stock
Sflue Black (2141405B) - Adjustable Pipe 500-850mm - Ø 127

Sflue Black (2141405B) - Adjustable Pipe 500-850mm - Ø 127

42-125-014
£231.99 (including VAT)
In stock
Sflue Black (2141205B) - Adjustable Pipe 350-530mm - Ø 127

Sflue Black (2141205B) - Adjustable Pipe 350-530mm - Ø 127

42-125-015
£208.99 (including VAT)
In stock
Sflue Black (2144005B) - Adjustable Pipe 200-325mm - Ø 127

Sflue Black (2144005B) - Adjustable Pipe 200-325mm - Ø 127

42-125-016
£140.99 (including VAT)
In stock
Your 125MM (5 INCH) Questions Answered

What is the importance of using the correct chimney flue size? -

Using the correct chimney flue size is crucial for proper ventilation and efficient operation of your fireplace. It helps prevent smoke buildup, improves draft efficiency, and reduces the risk of creosote buildup, chimney fires, and carbon monoxide poisoning.

Can these chimney flue components be used for wood-burning stoves? +

Do I need professional installation for these chimney flue components? +

Are these chimney flue components corrosion-resistant? +

Can I use these components for both indoor and outdoor fireplaces? +

Do these components come with installation instructions? +

Are these chimney flue components compatible with other brands' products? +

When it comes to maintaining a safe and functional fireplace, investing in high-quality chimney flue components is crucial. Our 125MM (5 INCH) Sflue BLACK range offers a variety of products like adaptors, pipes, bends, tees, supports, firestops, and more to cater to your specific needs. Each component is crafted with precision and durability in mind, ensuring long-lasting performance and safety for your fireplace. Explore our selection to find the perfect fit for your chimney system.
Why Buy 125MM (5 INCH) Products
The 125MM (5 INCH) chimney flue components from National Flues UK are designed for both residential and commercial fireplace installations. These versatile products can be used in new construction projects, renovations, or upgrades to existing chimney systems. Whether you are a homeowner, builder, or contractor, our Sflue BLACK range offers reliable solutions to ensure proper ventilation and safety for your fireplace.

Trusted By Trade Professionals

Our 125MM (5 INCH) products and services are trusted by hundreds of professionals nationwide. We're committed to providing quality and reliability that meets the high standards of our customers.

Dedicated Support

Experience our unparalleled customer service and support when you buy 125MM (5 INCH) from National Flues. Our team is here to assist you every step of the way, ensuring your needs are met with expertise and care.

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