Round Finishing Plate 90° - Ø 125 - 150mm wide
At a Glance
- Neat, professional finish for flue installations
- Constructed from durable 316L (inner) and 304 (outer) stainless steel, 0.40mm thick
- Approved to HETAS and CE standards ensuring safety and reliability
- Insulated with dense, compressed rockwool for optimum thermal performance
- Easy installation with secure locking band to maintain required distances

Please Note: All dimensions refer to the internal diameter of flues. If unsure, please call 01670 206999 to ensure you choose the correct products.
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).
“I saved 20% on my purchase compared to other retailers. Exceptional service!” – Jane D.
Have Questions?
Phone: 01670 206999
Email: [email protected]
- Info
- Specs
- Install
- FAQs
The Round Finishing Plate 90° - Ø 125-150mm wide is essential for neatly managing flue system installations through non-combustible walls. Highly versatile, it's suitable for use with solid fuel, gas, and oil appliances such as wood stoves, gas coal effect fires, and boilers. Constructed with durable 304 and 316 grade stainless steel, both inner and outer skins possess a thickness of 0.4mm.
The insulation is dense, compressed rockwool, ensuring optimum thermal performance with a density of 200kg/m3 TWPro / 128Kg/m3. Fully welded for reliability, this finishing plate ensures a safe 50mm distance to combustibles with TWPro and 60mm with KC. Approved by HETAS and CE marked, it adheres to stringent quality standards (Designation Numbers: TWPro EN1856-1 T600 N1 W V2 L50040 G50 and TWPro EN1856-1 T200 W V2 L50040 O20).
Installation is straightforward with a locking band, maintaining the necessary gap to any combustible materials such as wood or plasterboard.
SKU: 15-125-108
Technical Specifications | |
---|---|
SKU | 15-125-108 |
Product Name | Round Finishing Plate 90u00b0 - u00d8 125 - 150mm wide |
Inner Material | 316L Stainless Steel (0.40mm thick) |
Outer Material | 304 Stainless Steel (0.40mm thick) |
Insulation | Compressed Rockwool (200kg/mu00b3 TWPro / 128kg/mu00b3 KC) |
Approvals | HETAS, CE |
Safety Distances | 50mm from combustibles (TWPro) / 60mm from combustibles (KC) |
Designation Numbers | TWPro EN1856-1 T600 N1 W V2 L50040 G50; TWPro EN1856-1 T200 W V2 L50040 O20 |
Suitable For | Use with solid fuel, gas, oil appliances including wood stoves, gas coal effect fires, and boilers |
Delivery Information +
We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Friday, April 4th. 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. If you find it cheaper within 48 hours, we'll refund the difference.
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National Flues Ltd Verdict
The Round Finishing Plate 90° - Ø 125-150mm is a top-tier choice for both retail and trade customers, providing reliable performance and ease of installation. As always, National Flues guarantees competitive pricing and dependable delivery across the UK.
The Round Finishing Plate is used to neatly finish the area around a flue as it passes through a non-combustible wall, ensuring a professional and clean look.
National Flues is a leading supplier of high-quality fireplaces and flues across the UK. Renowned for competitive pricing and reliable delivery, National Flues serves both retail and trade customers with secure online payments and dedicated service.
