Description
90 Degree Wall Sleeve for Twin Wall Chimney Systems
The 90 Degree Wall Sleeve is a high-quality component designed to protect chimney flues as they pass through external walls, ensuring safety and compliance with building regulations. This wall sleeve is pre-formed at a 90-degree angle to provide a secure and seamless passage for the flue. The gap between the flue and the wall sleeve can be filled with rockwool for enhanced insulation and fire safety.
Key Features of the 90 Degree Wall Sleeve
Wall Passage Protection
Seamless Flue Passage: Safeguards the chimney flue as it passes through external walls.
Fire Safety: The gap between the flue and the sleeve can be filled with rockwool for added insulation and compliance.
Durable and Reliable Construction
Outer Skin: Made from 304-grade stainless steel, 0.4mm thick for enhanced durability.
Inner Skin: Crafted from 316-grade stainless steel, 0.4mm thick for superior corrosion resistance.
Insulation: Compressed rockwool with a density of 200kg/m³ TWPro / 128kg/m³ for excellent thermal performance.
Fully Welded: Ensures maximum strength and reliability.
Certified and Safe
Maximum Operating Temperature: Tested up to 600°C.
HETAS Approved: Certified for safe use with solid fuel appliances.
UKCA Marked: Meets stringent UK safety standards.
Applications
The 90 Degree Wall Sleeve is suitable for use with solid fuel and gas/oil appliances, including:
Wood-burning stoves
Gas coal-effect fires
Oil and gas boilers
Solid fuel appliances
Specifications
Material: 304-grade stainless steel (outer), 316-grade stainless steel (inner)
Pre-Formed Angle: 90 degrees
Insulation Density: 200kg/m³ TWPro / 128kg/m³
Distance to Combustibles: 50mm
Designation Numbers:
TWPro EN1856-1 T600 N1 W V2 L50040 G50
TWPro EN1856-1 T200 W V2 L50040 O20
Warranty: 25-year conditional warranty on the product, 2 years on the paint finish
Why Choose the 90 Degree Wall Sleeve?
The 90 Degree Wall Sleeve offers a practical and durable solution for protecting chimney flues in wall passages. Its robust construction, pre-formed angle, and compliance with safety standards make it an essential component for twin wall chimney systems.
Installation
The 90 Degree Wall Sleeve is easy to install and must be secured using a locking band. Ensure the required 50mm distance from combustibles is maintained during installation. Fill the gap between the flue and the wall sleeve with rockwool for added insulation and safety.
Additional Information
FREE Delivery: Available on orders over £100. Next working day delivery is available for orders placed before 2 pm. Please click here to check delivery to your area.
Explore our full range of products for more options that suit your home.
Need Assistance? Contact us for expert advice on 0161 439 1400.
Need flue pipes, chimney parts, or accessories? Visit FlueStock, your trusted online supplier for all chimney essentials. Shop now to find everything you need!
Delivery within the United Kingdom
Delivery Is FREE to most parts of England, Wales & Areas of Scotland for all orders over £150. (products under £150 will be charged £9.50 for delivery). Deliveries are carried out by one of the largest and most reputable couriers in the UK. They will deliver your stove on a pallet to your front door / driveway, however due to insurance restrictions it is unlikely that the delivery driver will be able to bring the appliance in to your property. Please allow 2 – 5 working days for delivery from date of dispatch, unless otherwise stated. If you will require further assistance at the time of delivery, or if access to your property is restricted or difficult, or if you have any specific requirements then please speak to us, we have a variety of flexible delivery options and we are always on hand to advise and help.
Please note stoves are heavy and will be delivered to your driveway / pathway on a pallet.
Unfortunately some areas attract a premium from our delivery company and for this reason we have to charge a small excess for some areas. Please check your postcode/region in the list below.
Please note that our website will try to automatically charge you the correct delivery amount based on your postcode, but if this is not correct, please contact one of our members of staff who will be happy to quote you the correct delivery charge.
Postcodes: CA, DG, EH, EX, FK, G, KY, KA, LA, LD, LL35+, ML, PA1-19, PH1-16, PL, SA, SY, TA, TD, TQ, TR and All London Codes are required to pay: £29.00
Customers living in the following postcodes: Any AB postcode area, IV, KA 27-28, KW, DD, PA 20-78, PH 17- 26, PH30-38, are required to pay: £49.00
Isle of Man: £59.00
Isle of Wight: £59.00
Northern Ireland: £49.00
Channel Islands: £49.00
Scilly Isles: £49.00
Republic of Ireland: £49.00
Please note that Outer Hebredes and Shetlands (postcodes HS & ZE), are also subject to a delivery surcharge, please call 0161 439 1400 for a quotation.
If your delivery address is outside the areas listed please contact us for further details regarding the delivery price and schedule. We will always aim to make the delivery charge as low as possible.
Delivery Abroad – Europe
We sell many of our products to customers outside the United Kingdom, in particular Eire and France, however we can ship to any country in or outside Europe. Typically delivery to France costs approximately £200 for a pallet. In order to provide an accurate quotation all we require is your exact delivery address and we can normally provide a fixed quotation within 24 hours. Delivery within Europe typically takes between 5 and 10 days.
, please spend more than £50
