TWPro MB - MB Round Finishing Plate 45° (1 Piece) - Ø 125
At a Glance
- Ideal for 45° flue installations
- Constructed with durable 304 and 316 grade stainless steel
- Enhanced thermal insulation with compressed rockwool
- HETAS approved and CE marked for safety
- Securely fixed using silicone and screws
- Neat, professional finish for both new installations and retrofits

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 TWPro MB Round Finishing Plate 45° (1 Piece) - Ø 125 is designed for a seamless and tidy finish around flues passing through walls at a 45-degree angle. It's perfect for use with solid fuel and gas/oil appliances, including wood stoves, gas fires, and oil and gas boilers. Constructed with an outer skin of 304 grade stainless steel at 0.4mm thickness and an inner skin of 316 grade stainless steel at 0.4mm thickness, it ensures durability and high performance.
With compressed rockwool insulation of a 200kg/m³ density, it offers effective thermal insulation. Fully welded parts and a HETAS approval along with CE marking guarantee reliability and safety.The plate should be secured using silicone and screws, ensuring a proper distance from any combustible materials like wood or plasterboard. The TWPro Twin Wall Insulated Chimney parts, including this finishing plate, can be easily assembled using the Locking Band system.
SKU: 58-125-114
Technical Specifications | |
---|---|
Material | 304 grade stainless steel (outer) / 316 grade stainless steel (inner) |
Skin Thickness | 0.4mm each |
Insulation | Compressed rockwool (200kg/mu00b3 density) |
Flue Diameter | 125mm (5 inches) |
Installation Angle | 45u00b0 |
Approvals | HETAS approved, CE marked |
Delivery Information +
We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, April 8th. 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.
Compatible and other products that may be of interest...
National Flues Ltd Verdict
At National Flues, we highly recommend the TWPro MB Round Finishing Plate. This product ensures a clean, professional finish around your flue, enhancing both safety and aesthetics. Available nationwide for both retail and trade customers, we are rarely beaten on price and guarantee reliable delivery.
The TWPro MB Round Finishing Plate 45° is used to create a clean and tidy finish around flue installations passing through a wall at a 45-degree angle.
National Flues is a trusted supplier of top-quality fireplaces and flues to retail and trade customers nationwide. Known for competitive pricing and reliable delivery, we provide secure online payments and trade account options.
