4" Adaptor, Twin Wall To Vitreous/Stove
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In Stock
- Product Code: TWAD04
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£30.83 Excl. VAT £37.00 Inc. VAT
Dispatched within:
1 Day
The Twin Wall Vitreous to Stove Adaptor is designed to seamlessly connect vitreous or single wall flues to a twin wall system, ensuring a safe and efficient transition between different flue types. Available in four sizes (5", 6", 7", and 8"), this adaptor accommodates a variety of installations for gas and oil appliances.
Constructed with a 304 Stainless Steel outer layer and a corrosion-resistant 316 Stainless Steel inner layer, this adaptor is fully welded for superior durability and reliability. CE approved and HETAS certified, you can trust the safety and quality of our products, all backed by a 25-year warranty for your peace of mind.
Installation Guide: Our twin wall system features an easy push-fit joint system, allowing for quick and hassle-free installation. Simply place each piece on top of the previous one and push together to create a secure connection. All measurements are based on the internal diameter for precise fitting, making this one of the simplest systems to construct on the market today.

| Area | Delivery | Order Value | Price (ex VAT) |
|---|---|---|---|
| UK Mainland | Next Day* | Below £150 Net | £15.00 |
| UK Mainland | Next Day* | Over £150 Net | Free |
| Scottish Mainland | 1-2 Days | Below £150 Net | £15.00 |
| Scottish Mainland | 1-2 Days | Over £150 Net | Free |
*Orders must be placed by 2pm for next-day delivery. Deliveries are made Monday to Friday during regular working hours. Orders placed on weekends, public holidays, or bank holidays will be dispatched the next working day.
Pallet Delivery
Some items incur a £50.00 (ex Vat) pallet delivery charge due to their weight and size. This will be calculated at checkout. Also listed below.
| Product | Incuring Limit | Delivery |
|---|---|---|
| All Stoves | All Stoves | 2-4 days |
| 4" & 5" Flue Liner | 16 metres & Over | 48 hours |
| 6" Flue Liner | 13 metres & Over | 48 hours |
| 7" & 8" Flue Liner | 2 metres & Over | 48 hours |
| Vermiculite | 10 bags or more | 48 hours |
| Garden Stove | Per item | 48 hours |
All Pallet deliveries are curbside only. Some orders, especially those containing stoves, may arrive in multiple deliveries due to different suppliers, stock availability, and logistics.
For more information, please visit our Delivery Information page.
Material: Stainless Steel
Construction: 316 L 0.40mm Thick Stainless Steel Inner, 304 0.40mm Thick Stainless Steel Outer
Warranty: 25 Years
Designation: EN1856-1 T450 N1 D V3- L50040 G60, EN1856-1 T600 N1 D VM- L20040 G70
Internal Diameter: 100mm
External Diameter: 150mm
Fuels: Wood, Oil, Gas,Low Sulpher Coal
Special Notice: Please be advised that all our Twin Wall products are only compatible with Jeremias Twin Wall Flue System and cannot be used with any other Brand of twin wall insulated flue.

At Flue Finder, customer satisfaction is our priority. You can return unused items within 14 days of receipt, except for Stoves and cut-to-length Flue Liners (including liner kits).
If your goods are missing, defective, damaged or not as described please contact info@fluefinder.co.uk.
To initiate a return, please email us at returns@fluefinder.co.uk. We will send you a returns form and the return address.
Important: Returns must be reported in advance.
For more detailed information on the returns process and conditions, please visit our Returns Page.
*Stoves are non-returnable*
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