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TWPro MB - Tee Cap - Ø 80 (37-80-036)

The TWPro MB Tee Cap Ø 80 is a premium chimney accessory designed to cap off the bottom of your flue system, ensuring efficient sealing and ease of maintenance. Ideal for TWPro Black systems, this high-quality product is perfect for solid fuel, woodstoves, oil, and gas appliances. With its robust dual-layer stainless steel construction and superior thermal insulation, this accessory stands out as an essential component for reliable and safe chimney performance.
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£20.99
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At a Glance

  • Dual-layer stainless steel construction (304 outer with high-temp black coating and 316 inner)
  • 0.40mm robust skins for longevity
  • High-density compressed rockwool insulation (200kg/m3) for superior thermal protection
  • HETAS Approved and CE marked for safety
  • Designed for easy maintenance with a supplied 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.
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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).

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Have Questions?
Phone: 01670 206999
Email: [email protected]

The TWPro MB Tee Cap Ø 80 is expertly constructed for use with solid fuel and gas/oil appliances, such as woodstoves, gas coal effect fires, oil boilers, and gas boilers. The outer skin is made from robust 304 grade stainless steel with a 0.4mm thickness, finished with a high-temperature black coating. Inside, it features a 316 grade stainless steel layer, also 0.4mm thick.

The insulation consists of high-density compressed rockwool (200kg/m3), ensuring exceptional thermal protection. Designed with safety in mind, this cap maintains a 50mm distance from combustibles. Fully welded and secured using a Locking Band (supplied), the TWPro system is both HETAS Approved and CE marked, making it a reliable choice for any chimney setup.

It’s compatible with the EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 P1 W V2 L50040 O20 standards.

SKU: 37-80-036

Technical Specifications
SKU37-80-036
Inner Material316L Stainless Steel, 0.40mm
Outer Material304 Stainless Steel, 0.40mm, High Temperature Black Coated
InsulationHigh-density compressed rockwool (200kg/m3)
Distance To Combustibles50mm
ApprovalsHETAS / CE
System CompatibilityEN1856-1 T600 N1 W V2 L50040 G50 / EN1856-1 T200 P1 W V2 L50040 O20
Compatible FuelsWood, Oil, Gas, Low sulphur coal
Locking MechanismSupplied Locking Band
• Ensure that the installation area maintains at least a 50mm clearance from any combustible materials. • Fit the TWPro MB Tee Cap Ø 80 at the bottom or unused end of a 90/135 Tee, typically at the base support of your chimney system for optimal access and maintenance. • Secure the cap using the supplied Locking Band to prevent any unwanted dislodgement. • During installation, always follow manufacturer guidelines and consult with a professional if uncertain. • Periodically check the locking mechanism and the integrity of the insulation to maintain peak performance and safety.

It is suitable for use with solid fuel and gas/oil appliances, including woodstoves, gas coal effect fires, oil boilers, and gas boilers.

The outer skin is made from 304 stainless steel with a high-temperature black finish, and the inner skin is made from 316 grade stainless steel. Both skins are 0.4mm thick.

Yes, it is HETAS Approved and CE marked, meeting high safety and quality standards.

It is secured using a supplied Locking Band and must maintain a 50mm distance from any combustible materials.

It is used to cap off the bottom or unused end of a 90/135 Tee, typically fitted at the bottom of a base support for easy removal, sweeping, and access.

It features compressed rockwool insulation with a density of 200kg/m3, providing excellent thermal protection.

It meets the EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 P1 W V2 L50040 O20 standards.
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Wednesday, April 30th. 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 on a retail basis. Give us a call if you find it cheaper and want to buy from us.

Read our review in our TWPro MB - Tee Cap - Ø 80 buyers guide

Enhance your chimney system today with the TWPro MB Tee Cap Ø 80.

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