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High-Quality Reg Plates for Efficient Fireplace Installations | National Flues

Reg Plates are essential components in fireplace installations, especially for 125MM (5 INCH) flues. At National Flues, our MI-Flex 316L Mi-Flex Reg Plates are of top quality, ensuring a hassle-free and efficient fitting process for your fireplace. Engineered to withstand high temperatures and provide a secure connection between the flue and chimney, these Reg Plates are a must-have for any homeowner looking to maintain a safe and functional fireplace setup.
Reg Plates are essential components in fireplace installations, especially for 125MM (5 INCH) flues. At National Flues, our MI-Flex 316L Mi-Flex Reg Plates are of top quality, ensuring a hassle-free and efficient fitting process for your fireplace. Engineered to withstand high temperatures and provide a secure connection between the flue and chimney, these Reg Plates are a must-have for any homeowner looking to maintain a safe and functional fireplace setup.


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The best selling flue liner in the UK. Suitable for gas, oil, and approved solid fuels. Call our advisers on 01670 206 999 if you need any help choosing.

£9.99 £59.99
Showing 9 of 9 items
Debris Collar with Jubilee Connector - Ø 125

Debris Collar with Jubilee Connector - Ø 125

94-COLLAR-J-125
£14.99 (including VAT)
In stock
Register Plate (F) - 900x495, no access hole - Ø 125 & 150

Register Plate (F) - 900x495, no access hole - Ø 125 & 150

94-REG-F
£30.99 (including VAT)
In stock
Register Plate (G) - 900x495, 2 access hole - Ø 125 & 150

Register Plate (G) - 900x495, 2 access hole - Ø 125 & 150

94-REG-G
£56.99 (including VAT)
In stock
Register Plate (H) - 900x600, no access holes

Register Plate (H) - 900x600, no access holes

94-REG-H
£51.99 (including VAT)
In stock
Galvanised Steel Fixing Angle 1000 x 50 x 50mm

Galvanised Steel Fixing Angle 1000 x 50 x 50mm

Angle-1000x50x50
£9.99 (including VAT)
In stock
Galvanised Steel Fixing Angle 1200 x 50 x 50mm

Galvanised Steel Fixing Angle 1200 x 50 x 50mm

Angle-1200x50x50
£10.99 (including VAT)
In stock
Heat Shield 1000mm (30mm drop)

Heat Shield 1000mm (30mm drop)

HS1
£39.99 (including VAT)
In stock
Blank Closure Plate 1000 x 500mm

Blank Closure Plate 1000 x 500mm

RPB1000x500
£47.99 (including VAT)
In stock
Blank Closure Plate 1250 x 625mm

Blank Closure Plate 1250 x 625mm

RPB1250x625
£59.99 (including VAT)
In stock
Your Reg Plates Questions Answered

What is the significance of Reg Plates in fireplace installations? -

Reg Plates play a vital role in creating a secure connection between the flue liner and chimney stack, preventing leaks and ensuring efficient fireplace operation.

Are National Flues' Reg Plates suitable for 125MM (5 INCH) flues? +

How do Reg Plates contribute to the safety of a fireplace? +

What materials are used in manufacturing National Flues' Reg Plates? +

Do I need professional help to install Reg Plates? +

Can Reg Plates improve the efficiency of my fireplace? +

Are National Flues' Reg Plates compliant with industry standards? +

When it comes to installing a fireplace, the importance of Reg Plates cannot be overstated. Our 125MM (5 INCH) Reg Plates from National Flues are designed to meet the highest standards of quality and durability. Made from premium grade materials, such as 316L stainless steel, our MI-Flex Reg Plates offer superior corrosion resistance and longevity. Whether you are a professional installer or a DIY enthusiast, these Reg Plates make the installation process smooth and reliable, ensuring a tight seal and efficient operation for your fireplace.
Why Buy Reg Plates Products
The primary function of Reg Plates is to provide a secure connection between the flue liner and the chimney stack. By installing a high-quality Reg Plate like the MI-Flex 316L Mi-Flex, you can prevent leaks, blockages, and other issues that can arise in fireplace systems. Additionally, Reg Plates help to distribute weight evenly, reducing the strain on the chimney structure and ensuring long-term stability. Whether you are fitting a new fireplace or upgrading an existing one, investing in quality Reg Plates is crucial for optimal performance and safety.

Trusted By Trade Professionals

Our Reg Plates 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 Reg Plates 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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