135 Degree Long Tee Twin Flue (6 Inch) – TWPro
£229.99
In stock
In stock
Description
135 Degree Long Tee Twin Flue (6 Inch) – TWPro, Stainless Steel, HETAS & UKCA Approved
The 135 Degree Long Tee Twin Flue (6 inch) TWPro is designed for installations where cleaning access is required at the base of the chimney. This extra-long 135° tee is the first piece installed on the external wall, providing easy access for sweeping and maintenance, while its shape ensures unrestricted flue gas flow and compatibility with most UK wall constructions.
Why Choose the 135 Degree Long Tee?
Manufactured from 304 grade stainless steel (outer) and 316 grade stainless steel (inner), both 0.4mm thick, this fully welded component is insulated with high-density compressed rockwool for superior safety. HETAS approved and UKCA marked, it is tested to 600°C and comes with a 25-year warranty. Perfect for all solid fuel, gas, and oil appliances.
Key Features
Cleaning Access: Allows easy sweeping at the chimney base
135° Design: Extra-long branch for UK wall constructions
Unrestricted Gas Flow: Shaped to minimise resistance
Durable Construction: 304/316 stainless steel, fully welded
Insulated: Compressed rockwool for maximum safety
Certified & Approved: HETAS approved, UKCA marked, EN1856-1 compliant
Warranty: 25 years (conditional), 2 years on paint
System: For use with TWPro Twin Wall Flue parts only
Product Specifications
Type: 135 Degree Long Tee
Internal Diameter: 6 inch (150mm)
External Diameter: 8 inch (200mm)
Material: 304 Stainless Steel (outer), 316 Stainless Steel (inner), 0.4mm thick
Insulation: Compressed rockwool, 200kg/m³
Finish: Stainless Steel Mirror
Approvals: HETAS, UKCA, EN1856-1
Warranty: 25 years (conditional), 2 years paint
Additional Information
FREE Delivery: Available on orders over £100. Click here to check delivery information for your area.
For more tees and twin wall flue accessories, visit modernstoves.co.uk.
Need advice? Call 0161 439 1400.





