Description
90 Degree Wall Sleeve Twin Wall – 6 Inch 150mm | Stainless Steel, HETAS & CE Approved
Easily route your twin wall flue system through a wall with the 90 Degree Wall Sleeve Twin Wall – 6 inch (150mm). This high-quality wall sleeve is specifically designed for installations where the flue pipe passes through the wall at a 90 degree angle, ensuring a safe, compliant, and professional finish for your chimney system.
Why Choose the 90 Degree Wall Sleeve Twin Wall?
Constructed with a 316L stainless steel inner and a 304 stainless steel outer, both 0.4mm thick, this wall sleeve is fully welded for superior strength and durability. HETAS approved and CE marked, it complies with EN1856-1 T600 N1 D V2 L50040 G60 standards and is suitable for wood, oil, gas, and low sulphur coal appliances. Please note: For 45 degree installations, use a 45 degree wall sleeve.
Key Features
For 90 Degree Installations: Designed for flue pipes passing through a wall at a right angle
Premium Construction: 316L stainless steel inner, 304 stainless steel outer, both 0.4mm thick
Fully Welded: Robust and built for long-term use
Certified & Approved: HETAS approved, CE marked, EN1856-1 compliant
Wide Fuel Compatibility: Suitable for wood, oil, gas, and low sulphur coal appliances
System: Convesa KC Twin Wall
Product Specifications
Diameter: 6 inch (150mm)
System: Convesa KC Twin Wall
Inner Material: 316L Stainless Steel, 0.40mm thick
Outer Material: 304 Stainless Steel, 0.40mm thick
Designation: EN1856-1 T600 N1 D V2 L50040 G60
Fuels: Wood, oil, gas, low sulphur coal
Approvals: HETAS, CE
Additional Information
FREE Delivery: Available on orders over £100. Click here to check delivery information for your area.
For more twin wall flue accessories and installation parts, visit modernstoves.co.uk.
Need expert advice? Call 0161 439 1400.





