TWPro MB - Tee Cap - Ø 175
At a Glance
- HETAS approved and CE marked
- Constructed with premium 304 and 316 stainless steels
- 0.4mm thick insulated construction with compressed rockwool
- Easy and secure installation with a supplied Locking Band
- Maintains the required 50mm clearance from 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 TWPro MB - Tee Cap - Ø175 is a versatile and essential component for your chimney flue system. Designed for applications with solid fuel and gas/oil appliances such as woodstoves, gas coal effect fires, oil boilers, and gas boilers. Constructed with an outer skin made from 304 stainless steel, coated in a high-temperature black finish, and an inner skin made from 316 grade stainless steel.
The 0.4mm thick insulated construction features compressed rockwool with a density of 200kg/m3 for outstanding durability. Fully welded parts ensure a secure and precise fit, maintaining a requisite 50mm distance to combustible materials. TWPro products are HETAS Approved and CE marked, with designation numbers EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 P1 W V2 L50040 O20.
Installation is made hassle-free using the supplied Locking Band, guaranteeing a secure connection.
SKU: 37-175-036
Technical Specifications | |
---|---|
SKU | 37-175-036 |
Material | Inner - 316L Stainless Steel, Outer - 304 Stainless Steel (High Temperature Black Coated) |
Insulation | Compressed Rockwool (200kg/m3, 0.40mm thick) |
Certification | HETAS Approved, CE Marked |
Designation | EN1856-1 T600 N1 W V2 L50040 G50; EN1856-1 T200 P1 W V2 L50040 O20 |
Fuel Compatible | Wood, Oil, Gas, Low sulpher coal |
Combustible Clearance | 50mm |
Delivery Information +
We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, April 8th. 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 - Tee Cap is a robust and reliable choice for your chimney flue needs. Ideal for both solid fuel and gas/oil appliances, it features top-notch construction and easy installation. With our secure online payments and nationwide delivery, you can trust National Flues for unbeatable service and quality. Perfect for both retail and trade customers.
The TWPro MB - Tee Cap is designed to cap off the bottom or unused end of a 90/135 Tee in a chimney flue system, allowing for easy removal and access during maintenance.
TWPro is a trusted brand known for producing high-quality, HETAS-approved chimney flue components. Renowned for their durability and reliability, TWPro products are well-regarded in the industry for both residential and commercial applications.
