Tee Cap Ø 175
At a Glance
- - HETAS approved and CE marked
- - Dual stainless steel construction (304 outer, 316 inner; 0.40mm thick)
- - Compressed rockwool insulation (200kg/m3) for enhanced thermal safety
- - Compatible with a range of fuels: wood, oil, gas, and low sulphur coal
- - Designed specifically for 90/135 chimney tees
- - Fully welded for a secure, long-lasting installation
- - Minimum 50mm clearance to combustibles required

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
Crafted for optimal performance, the Tee Cap Ø 175 is essential for capping off the bottom or unused end of your 90/135 chimney tee, typically fitted to the bottom of a base support. This product is compatible with solid fuel and gas/oil appliances, including woodstoves, gas coal effect fires, oil and gas boilers, and various solid fuel appliances. Constructed with a robust outer skin of 304 grade stainless steel and an inner skin of 316 grade stainless steel, both 0.4mm thick, it ensures longevity and durability.
The compressed rockwool insulation offers a density of 200kg/m3, maintaining safety with a minimum 50mm distance to combustibles. As a fully welded component, it guarantees secure and reliable operation. The Tee Cap Ø 175 is HETAS approved and CE marked, carrying the designation numbers EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 W V2 L50040 O20.
Installation is straightforward using the TWPro Twin Wall Insulated Chimney parts and a Locking Band to secure components.
SKU: 2-175-036
Technical Specifications | |
---|---|
Model | Tee Cap u00d8 175 |
Outer Material | 304 Stainless Steel u2013 0.40mm |
Inner Material | 316 Stainless Steel u2013 0.40mm |
Insulation | Compressed Rockwool (200kg/m3) |
Approval | HETAS, CE Marked |
Designation Numbers | EN1856-1 T600 N1 W V2 L50040 G50, EN1856-1 T200 W V2 L50040 O20 |
Fuel Compatibility | Wood, Oil, Gas, Low sulphur coal |
Application | 90/135 Chimney Tee |
Clearance | Minimum 50mm to combustibles |
Installation | Use with TWPro Twin Wall Insulated Chimney parts & Locking Band |
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
Our Tee Cap Ø 175 is a top-notch solution for capping off your chimney tees. Delivering nationwide, National Flues caters to both retail and trade customers, ensuring quality and reliability for every project.
The Tee Cap Ø 175 is used for capping off the bottom or unused end of a 90/135 chimney tee, ensuring easy removal and access for sweeping and maintenance.
National Flues is a leading supplier of high-quality fireplaces and flues, known for competitive pricing, reliable delivery, and exceptional service to both retail and trade customers across the UK.
