TWPro MB - 45° Bend - Ø 100
At a Glance
- - Premium dual stainless steel construction (304 outer high-temperature black finish, 316L inner)
- - Compressed rockwool insulation at 200kg/m3 for optimal thermal performance
- - HETAS approved and CE marked for assured safety and compliance
- - Easy and secure installation using a provided locking band
- - Versatile use with wood, oil, gas, and low sulphur coal 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 - 45° Bend - Ø 100 is a premium component crucial for directing flue gases safely and efficiently. Perfect for a range of applications including woodstoves, gas coal effect fires, oil boilers, and gas boilers. Made with superior materials, the outer skin is constructed from 304 stainless steel with a high-temperature black finish, and the inner skin uses 316-grade stainless steel.
This ensures durability and resistance to high temperatures. The product boasts compressed rockwool insulation with a density of 200kg/m3, securing optimal performance and safety. Fully welded parts and a mandatory distance of 50mm from combustibles enhance safety.
Approved by HETAS and CE marked, compliance is guaranteed with designations EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 P1 W V2 L50040 O20. Installation is straightforward with a provided locking band, ensuring secure fitment.
SKU: 37-100-031
Technical Specifications | |
---|---|
SKU | 37-100-031 |
Product Name | TWPro MB - 45u00b0 Bend - u00d8 100 |
Outer Material | 304 Stainless Steel with High-Temperature Black Coating |
Inner Material | 316L Stainless Steel |
Insulation | Compressed Rockwool, 200kg/m3 |
Safe Distance | 50mm from combustibles |
Approvals | HETAS, CE Marked |
Designations | EN1856-1 T600 N1 W V2 L50040 G50, EN1856-1 T200 P1 W V2 L50040 O20 |
Fuel Compatibility | Wood, Oil, Gas, Low Sulphur Coal |
Installation | Secured with a locking band |
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.
Compatible and other products that may be of interest...
National Flues Ltd Verdict
At National Flues, we're impressed by the TWPro MB - 45° Bend - Ø 100 for its excellent construction and versatility. Suitable for a wide variety of applications, it serves both retail and trade customers with our reliable nationwide delivery. Highly recommended!
The TWPro MB - 45° Bend - Ø 100 is used to safely direct flue gases in a twin wall flue system, ideal for various heating appliances.
National Flues is a trusted supplier of high-quality fireplaces and flues in the UK, offering exceptional products to both retail and trade customers with nationwide delivery and competitive pricing.
