TWPro MB - Push Fit Chest Mounting Plate - Ø 125
At a Glance
- - 304 stainless steel outer skin with high-temperature black coating
- - 316 stainless steel inner skin for extra durability
- - Compressed rockwool insulation offering excellent thermal efficiency
- - HETAS approved and CE marked for trusted safety and performance
- - Includes a Locking Band for secure and straightforward installation
- - Designed to seamlessly transition flexible flue liners to TWPro systems
- - Ideal for both solid fuel and gas/oil appliances

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 Push Fit Chest Mounting Plate Ø 125mm is designed for high performance with solid fuel and gas/oil appliances, including woodstoves, gas coal effect fires, oil boilers, and gas boilers. Constructed with a robust 304 stainless steel outer skin, coated in a high-temperature black finish, this mounting plate ensures durability and an appealing look. The inner skin, made from 316-grade stainless steel, adds an extra layer of resilience.
Packed with compressed rockwool insulation at a density of 200kg/m3, this component offers excellent thermal insulation properties. TWPro is HETAS approved and CE marked, meeting rigorous safety and quality standards. The plate requires a 50mm distance from combustible materials, making it a reliable choice for safe installation.
Installation is straightforward with the included Locking Band, securing the components together seamlessly. The innovative design allows for easy conversion from a flexible flue liner to TWPro inside any existing class 1 chimney stack.
SKU: 37-125-064
Technical Specifications | |
---|---|
SKU | 37-125-064 |
Design | TWPro MB Push Fit Chest Mounting Plate |
Diameter | 125mm |
Outer Material | 304 Stainless Steel with High Temperature Black Coating (0.40mm thick) |
Inner Material | 316L Stainless Steel (0.40mm thick) |
Insulation | Compressed Rockwool at 200kg/m3 |
Approvals | HETAS, CE |
Minimum Distance To Combustibles | 50mm |
Compatible Fuels | Wood, Oil, Gas, Low Sulpher Coal |
Delivery Information +
We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Thursday, April 3rd. 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 TWPro MB Push Fit Chest Mounting Plate is a top-quality transition plate ideal for both retail and trade customers. Reliable construction, excellent performance, and competitive pricing make it a superb addition to your flue system. We deliver nationwide, ensuring timely and secure delivery every time.
The TWPro MB Push Fit Chest Mounting Plate Ø 125mm is designed to transition a flexible flue liner to a TWPro system, ensuring a secure and efficient connection within existing chimney stacks.
TWPro is a trusted name in the flue and chimney industry, known for their high-quality, durable products that meet stringent safety standards. Their innovative solutions cater to both retail and trade markets, ensuring reliable performance and easy installation with every product.
