Why Choose the 135 Degree Tee Twin Flue?

Manufactured from 304 grade stainless steel (outer) and 316 grade stainless steel (inner), both 0.4mm thick, this fully welded tee is finished in a stainless steel mirror for a professional appearance. HETAS approved and UKCA marked, it’s tested to 600°C and comes with a 25-year warranty. Suitable for all solid fuel, gas, and oil appliances, and designed for use with TWPro twin wall flue systems.

Key Features

Cleaning Access: Easy cleaning at chimney base
Unrestricted Gas Flow: Specially shaped for optimal performance
First Piece on External Wall: Designed for external wall installation
Integral Locking Band: Fitted for secure, easy installation
Durable Construction: 304/316 stainless steel, fully welded, mirror finish
Certified & Approved: HETAS approved, UKCA marked, EN1856-1 compliant
High Temperature Resistance: Safe up to 600°C
Warranty: 25 years (conditional), 2 years on paint
System: For use with TWPro Twin Wall Flue parts only

Product Specifications

Type: 135 Degree Tee
Internal Diameter: 5 inch (125mm)
External Diameter: 7 inch (175mm)
Material: 304 Stainless Steel (outer), 316 Stainless Steel (inner), 0.4mm thick
Finish: Stainless Steel Mirror
Locking Band: Integral, fitted to each length
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.