Adjustable Base Support 80-280mm Ø 125
At a Glance
- Adjustable from 80mm to 280mm for versatile installation
- Constructed with dual layers of premium 304/316-grade stainless steel
- Robust compressed rockwool insulation (200kg/m³) for exceptional heat resistance
- HETAS approved and CE marked for high safety standards
- Maintains a 50mm clearance to combustibles

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 Adjustable Base Support 80-280mm Ø 125 is an essential component designed for use with both solid fuel and gas/oil appliances, including woodstoves, gas coal effect fires, oil and gas boilers, and various other solid fuel appliances. Its robust construction features an outer skin made of 304-grade stainless steel and an inner skin crafted from 316-grade stainless steel, both with a 0.4mm thickness. The insulation comprises compressed rockwool with a density of 200kg/m3, ensuring excellent durability and heat resistance.
Each part is fully welded to maintain structural integrity and safety, maintaining a 50mm distance to combustibles. The TWPro system is HETAS approved and CE marked, with designations EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 W V2 L50040 O20, guaranteeing high standards of quality and performance. Installation is straightforward, requiring only the use of a Locking Band to secure parts together.
Ensure that a 50mm clearance is maintained from any combustible materials.
SKU: 2-125-063
Technical Specifications | |
---|---|
Product Name | Adjustable Base Support 80-280mm u00d8 125 |
Adjustment Range | 80mm to 280mm |
Diameter | 125mm |
Outer Material | 304-grade Stainless Steel, 0.40mm thick |
Inner Material | 316-grade Stainless Steel, 0.40mm thick |
Insulation | Compressed Rockwool (200kg/mu00b3) |
Clearance | 50mm from combustibles |
Approvals | HETAS Approved, CE Marked |
Designation | EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 W V2 L50040 O20 |
System | TWPro |
Delivery Information +
We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Friday, April 4th. 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 Adjustable Base Support 80-280mm Ø 125 for its versatility and robust construction. This product is suitable for a wide range of appliances. Plus, we offer reliable delivery nationwide, serving both retail and trade customers. Rarely beaten on price!
The Adjustable Base Support 80-280mm Ø 125 is designed to provide vertical support for chimneys and flue systems, ensuring stability and safety for a variety of appliances.
National Flues supplies a wide range of high-quality fireplaces and flues to retail and trade customers nationwide. Known for competitive pricing and reliable delivery, they offer solutions designed to meet the highest standards in the industry.
