TWPro MB - Retro Fit Base Support - Ø 125
At a Glance
- Adjustable support from 0mm to 120mm from the wall
- Compatible with 90° and 135° tees
- Constructed with 304 and 316L stainless steel
- Suitable for wood, oil, gas, and low sulphur coal appliances
- HETAS approved and CE marked for quality and safety

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 - Retro Fit Base Support - Ø 125 is a crucial component for your chimney system, specifically engineered for solid fuel and gas/oil appliances like woodstoves, gas coal effect fires, and boilers. Constructed with a 304 grade stainless steel outer skin and a 316 grade stainless steel inner skin, both 0.4mm thick, it promises unparalleled durability. The insulation is made of compressed rockwool, ensuring optimum thermal performance with densities of 200kg/m3 for TWPro and 128kg/m3 for KC.
This product is HETAS Approved and CE marked, guaranteeing its quality and safety. The TWPro model can withstand temperatures up to T600, making it suitable for the most demanding applications. Installation is straightforward with the use of a locking band, and the base support is adjustable from 0mm to 120mm from the wall, making it adaptable for various setups.
Ideal for both intermediate supports on longer flue runs and retrofitting, it supports up to 10m of chimney for single or double-storey homes.
SKU: 58-125-160
Technical Specifications | |
---|---|
SKU | 58-125-160 |
Diameter | 125mm |
Material Outer | 304 Stainless Steel - 0.40mm thick |
Material Inner | 316L Stainless Steel - 0.40mm thick |
Insulation | Compressed Rockwool (200kg/m3 for TWPro, 128kg/m3 for KC) |
Temperature Rating | Up to T600 |
Adjustability | 0mm to 120mm from the wall |
Approval | HETAS / CE |
Max Chimney Support | 10m above the tee |
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
The TWPro MB Retro Fit Base Support is a top-notch choice for ensuring the stability and safety of your chimney flues. With its robust construction and versatile applications, it's perfect for both retail and trade customers. Plus, it’s HETAS approved and comes with our reliable nationwide delivery service.
The TWPro MB Retro Fit Base Support is designed to provide robust, adjustable support for Ø 125mm flue systems. It improves the stability and safety of chimney installations for a range of solid fuel and gas/oil appliances.
National Flues is a leading supplier of fireplaces and flues, renowned for competitive pricing and reliable nationwide delivery. We offer secure online payments for retail customers and flexible trade accounts, ensuring top-notch service across the UK.
