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100MM (4 INCH) Chimney Flue & Accessories | National Flues

Discover the perfect 100mm (4 inch) chimney flue solutions at National Flues. Our range includes adaptors, pipes, elbows, tees, and various accessories to meet your fireplace installation needs. With a focus on quality and efficiency, our products ensure safe and effective chimney systems. Whether you're a homeowner or a professional installer, our 100mm offerings cater to diverse requirements, providing reliability and durability for long-term performance.

 

MI-FlexMI-Flex
Chimney FlueChimney Flue
Connecting PipesConnecting Pipes
Fans Flashings CowlsFans Flashings Cowls
Installation PartsInstallation Parts
After Care PartsAfter Care Parts
StovesStoves
FireplacesFireplaces
Adaptors
Adaptors
Pipes
Pipes
Elbows & Tees
Elbows & Tees
Supports
Supports
Flashings
Flashings
Terminals
Terminals
Trim Plates
Trim Plates
Accessories
Accessories
Lead Slate 25°-35° - TWPro 100mm - (int 160mm)
SKU: 32-100-TWLS35

Lead Slate 25°-35° - TWPro 100mm - (int 160mm)

£64.49 incl VAT

Lead Slate 36°-45° - TWPro 100mm - (int 160mm)
SKU: 32-100-TWLS45

Lead Slate 36°-45° - TWPro 100mm - (int 160mm)

£64.49 incl VAT

US Length 100 cm - Ø 100-150mm
SKU: 73-US100-100

US Length 100 cm - Ø 100-150mm

£102.99 incl VAT

US Length 25 cm- Ø 100-150mm
SKU: 73-US25-100

US Length 25 cm- Ø 100-150mm

£66.99 incl VAT

US Length 50 cm- Ø 100-150mm
SKU: 73-US50-100

US Length 50 cm- Ø 100-150mm

£78.49 incl VAT

US Adaptor Low - Ø 100-150mm
SKU: 73-USA-100

US Adaptor Low - Ø 100-150mm

£33.49 incl VAT

US Adaptor High - Ø 100-150mm
SKU: 73-USAA-100

US Adaptor High - Ø 100-150mm

£102.99 incl VAT

US Locking Band Smooth - Ø 100-150mm
SKU: 73-USAB-100

US Locking Band Smooth - Ø 100-150mm

£13.99 incl VAT

US Adaptor Reducing - Ø 100-150mm
SKU: 73-USAD-100

US Adaptor Reducing - Ø 100-150mm

£39.99 incl VAT

US Elbow 15° - Ø 100-150mm
SKU: 73-USB15-100

US Elbow 15° - Ø 100-150mm

£102.99 incl VAT

US Elbow 30° - Ø 100-150mm
SKU: 73-USB30-100

US Elbow 30° - Ø 100-150mm

£102.99 incl VAT

US Elbow 43° - Ø 100-150mm
SKU: 73-USB45-100

US Elbow 43° - Ø 100-150mm

£102.99 incl VAT

US Elbow 90° - Ø 100-150mm
SKU: 73-USB90-100

US Elbow 90° - Ø 100-150mm

£128.99 incl VAT

US Centre Plates - Ø 100-150mm
SKU: 73-USCP-100

US Centre Plates - Ø 100-150mm

£34.99 incl VAT

US Hor.Term.sm wall plate (incl. USAB) - Ø 100-150mm
SKU: 73-USDHC1-100

US Hor.Term.sm wall plate (incl. USAB) - Ø 100-150mm

£131.99 incl VAT

US Hor.Term.big wall plate (incl. USAB) - Ø 100-150mm
SKU: 73-USDHC2-100

US Hor.Term.big wall plate (incl. USAB) - Ø 100-150mm

£131.99 incl VAT

US Hor.Term.ecc.with sm.wall cvr (incl. USAB) - Ø 100-150mm
SKU: 73-USDHC5-100

US Hor.Term.ecc.with sm.wall cvr (incl. USAB) - Ø 100-150mm

£131.99 incl VAT

US Roof Support - Ø 100-150mm
SKU: 73-USDQ-100

US Roof Support - Ø 100-150mm

£52.49 incl VAT

US Vertical Terminal + USKB- Ø 100-150mm
SKU: 73-USDVC2-100

US Vertical Terminal + USKB- Ø 100-150mm

£233.49 incl VAT

US Wall Band - Ø 100-150mm
SKU: 73-USEB-100

US Wall Band - Ø 100-150mm

£15.99 incl VAT

Your Questions Answered

What is the significance of a 100mm (4 inch) chimney flue? -

A 100mm chimney flue ensures proper ventilation and exhaust flow for efficient fireplace operation. It helps in directing smoke and gases safely out of the building.

Are 100mm chimney flues suitable for all types of fireplaces? +

How do I know which 100mm flue components I need for my installation? +

Are National Flues' 100mm products compliant with industry standards? +

Can I install a 100mm chimney flue system myself? +

Do 100mm chimney flues require regular maintenance? +

Are National Flues' 100mm products durable and long-lasting? +

Can 100mm chimney flues help improve fireplace efficiency? +

When it comes to chimney installations, opting for a high-quality 100mm (4 inch) chimney flue is crucial for ensuring proper ventilation and safety. At National Flues, we understand the significance of reliable chimney systems and offer a comprehensive range of 100mm products. From adaptors to support bands, flashings to terminals, our selection caters to various installation needs. Our 100mm chimney flues are constructed from durable materials, built to withstand the rigors of regular use while maintaining optimal performance. Whether you're upgrading an existing fireplace or installing a new one, our 100mm range provides the essential components for a successful project.
Why Buy These Products
The 100mm (4 inch) chimney flue category is popular for both residential and commercial fireplace installations. These products are specifically designed to facilitate proper exhaust flow, ensuring efficient operation of wood burners, stoves, or other heating appliances. The adaptors, pipes, and elbows in this category enable seamless connections between different flue components, allowing for flexible installation configurations. Whether you're constructing a new chimney or upgrading an existing one, our 100mm products provide the necessary components for a safe and reliable system. Trust National Flues for high-quality chimney solutions that meet your installation requirements with ease.

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Our 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. Our team is here to assist you every step of the way, ensuring your needs are met with expertise and care.