TWPro MB - Firestop Cover Plate (MB) - Ø 175
At a Glance
- - HETAS approved and CE marked for safety compliance
- - Robust design with dual stainless steel construction (304 outer, 316 inner)
- - High-performance compressed rockwool insulation for excellent thermal resistance
- - Neatly covers existing firestop plates for a polished finish
- - Easy installation using magnets, spacers, and a Locking Band

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: sales@nationalflues.com
- Info
- Specs
- Install
- FAQs
The TWPro MB - Firestop Cover Plate (MB) - Ø 175mm is an essential accessory for your solid fuel and gas/oil appliances, including woodstoves, gas coal effect fires, oil, and gas boilers. This high-quality cover plate ensures a pleasing finish to your installation while maintaining necessary air circulation in the chamber without compromising the function of the Firestop Plate. Constructed from robust 304 grade stainless steel for the outer skin and 316 grade stainless steel for the inner skin, both with a thickness of 0.4mm, this product guarantees durability and longevity.
The insulation is made from compressed rockwool with a density of 200kg/m3 TWPro / 128Kg/m3, providing excellent thermal resistance. Fully welded parts ensure a secure and seamless fit. The TWPro is HETAS approved and CE marked, meeting stringent safety standards.
Installation is straightforward, with the parts being secured using a Locking Band. It's crucial to maintain the required distance from combustible materials like wood or plasterboard for safe operation. The TWPro boasts an impressive designation number, including TWPro EN1856-1 T600 N1 W V2 L50040 G50 and TWPro EN1856-1 T200 W V2 L50040 O20.
SKU: 58-175-075
Delivery Information +
We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Monday, April 7th. 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
National Flues proudly recommends the TWPro MB - Firestop Cover Plate (MB) - Ø 175mm. Engineered for excellence and safety, this accessory ensures a flawless finish and efficient airflow. With our reliable delivery service and competitive pricing, we cater to both retail and trade customers across the UK.
The TWPro MB Firestop Cover Plate is used to enhance the appearance of an installed Firestop Plate while ensuring sufficient airflow into the chamber for the efficient and safe operation of solid fuel and gas/oil appliances.
National Flues is a leading supplier of fireplaces and flues to retail and trade customers across the UK. Rarely beaten on price, we offer reliable delivery and unbeatable service. Trade accounts and secure online payments are available for all customers.
