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Chimney Flue Terminals for Efficient Ventilation | National Flues

Terminals play a crucial role in the proper functioning of your chimney flue system. Our TWPro 100mm (4 inch) Terminals range offers a selection of top-quality solutions to enhance ventilation and ensure safe operations. From rotating cowls to gas cowls, our terminals are designed to withstand varying weather conditions and improve airflow efficiency.
Terminals play a crucial role in the proper functioning of your chimney flue system. Our TWPro 100mm (4 inch) Terminals range offers a selection of top-quality solutions to enhance ventilation and ensure safe operations. From rotating cowls to gas cowls, our terminals are designed to withstand varying weather conditions and improve airflow efficiency.


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£37.99 £183.99
Showing 5 of 5 items
Rain Cap Ø  100

Rain Cap Ø 100

2-100-090
£37.99 (including VAT)
In stock
Anti-wind Cowl Ø  100

Anti-wind Cowl Ø 100

2-100-091
£60.99 (including VAT)
In stock
Cone Top Cowl Ø  100

Cone Top Cowl Ø 100

2-100-093
£46.99 (including VAT)
In stock
Rotating Cowl Ø  100

Rotating Cowl Ø 100

2-100-094
£183.99 (including VAT)
In stock
Gas Cowl Ø  100

Gas Cowl Ø 100

2-100-092
£63.99 (including VAT)
Out of stock
Your Terminals Questions Answered

How do chimney flue terminals work? -

Chimney flue terminals help regulate the airflow in the chimney, preventing downdrafts and ensuring proper ventilation. The design of each terminal, such as rotating cowls and cone top cowls, plays a key role in improving the overall functionality of the flue system.

Are chimney flue terminals suitable for all types of chimneys? +

Do I need professional help to install chimney flue terminals? +

Can chimney flue terminals improve the efficiency of my heating system? +

How often should chimney flue terminals be inspected? +

Are chimney flue terminals maintenance-free? +

Can chimney flue terminals help reduce energy costs? +

When it comes to maintaining a healthy chimney flue system, choosing the right terminals is essential. Our chimney flue terminals are crafted with precision engineering to deliver optimal performance. Each terminal in the TWPro 100mm (4 inch) range is constructed using durable materials to withstand the rigors of everyday use. Whether you need a rotating cowl, anti-wind cowl, rain cap, cone top cowl, or gas cowl, we have you covered. Enhance the overall functionality of your chimney flue system with our reliable terminals.
Why Buy Terminals Products
Our chimney flue terminals are designed for both residential and commercial applications. The rotating cowl helps prevent downdrafts and improves ventilation, making it ideal for use in various settings. The anti-wind cowl is perfect for areas prone to strong winds, ensuring your chimney operates efficiently even in adverse weather conditions. Rain caps provide protection against water ingress, while cone top cowls offer superior airflow management. Additionally, our gas cowls are specifically designed for gas-powered flue systems, guaranteeing safe and effective venting.

Trusted By Trade Professionals

Our Terminals 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 Terminals 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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