Tee Cap Ø 150
At a Glance
- - Premium dual-layer stainless steel construction (304 outer, 316 inner, both 0.40mm thick)
- - Densely compressed rockwool insulation (200kg/m³) for superior thermal resistance
- - HETAS Approved and CE marked to meet rigorous safety standards
- - Versatile compatibility with solid fuel, gas, and oil appliances
- - Easy maintenance access with removable design for cleaning and sweeping

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 Tee Cap Ø 150 is designed for use with solid fuel, gas, and oil appliances, including woodstoves, gas coal effect fires, oil, and gas boilers, as well as various other solid fuel appliances. Constructed with a durable outer skin of 304-grade stainless steel and an inner skin of 316-grade stainless steel, each 0.4mm thick, this tee cap ensures long-lasting performance. The insulation is made from densely compressed rockwool with a density of 200kg/m3, providing effective temperature resistance.
All parts are fully welded for added durability.The Tee Cap Ø 150 meets rigorous safety standards and is HETAS Approved and CE marked. It carries the designation numbers EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 W V2 L50040 O20, assuring you of its high quality and safety.For installation, connect the TWPro Twin Wall Insulated Chimney parts using a Locking Band, and maintain a 50mm distance from any combustible materials such as wood or plasterboard to the flue's outer surface.
SKU: 2-150-036
Technical Specifications | |
---|---|
SKU | 2-150-036 |
Designation | EN1856-1 T600 N1 W V2 L50040 G50 / EN1856-1 T200 P1 W V2 L50040 020 |
System | TWPro |
Inner Material | 316L Stainless Steel (0.40mm thick) |
Outer Material | 304 Stainless Steel (0.40mm thick) |
Insulation | Compressed Rockwool, 200kg/mu00b3 |
Applicable Fuels | Wood, Oil, Gas, Low Sulpher Coal |
Certifications | HETAS Approved, CE marked |
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 Tee Cap Ø 150 is a versatile and essential component for your chimney flue system. At National Flues, we pride ourselves on providing high-quality products at unbeatable prices with reliable delivery nationwide.
The Tee Cap Ø 150 is used to cap off the bottom or unused end of a 90/135 tee in a chimney flue system, providing easy access for maintenance and cleaning.
National Flues is a trusted supplier of high-quality fireplaces and flues to both retail and trade customers across the UK. Known for our competitive pricing and reliable delivery, we are committed to providing superb value and service.
