Product Details

Kick off your flue installation with our 1000mm Starter Length Twin Wall, specially designed for use as the first length on gas and oil appliances, including pellet and biomass stoves, gas coal-effect fires, and oil boilers.

Constructed with a robust 304 Stainless Steel outer layer and a corrosion-resistant 316 Stainless Steel inner layer, this starter length is fully welded for enhanced durability and reliability. It comes with CE approval, ensuring it meets the highest safety and quality standards.

All Jeremias products are HETAS approved and rigorously tested for quality, providing you with peace of mind and confidence in your purchase. Plus, each product is backed by an impressive 25-year warranty.

Please note that our twin wall system measurements are based on the internal diameter for accurate installation. Make your flue system installation easier and more efficient with our 1000mm Starter Length Twin Wall.

Delivery Information

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.

Product Specification

Material: Stainless Steel

Construction: 316 L 0.40mm Thick Stainless Steel Inner, 304 0.40mm Thick Stainless Steel Outer, Powder Coated Matt Black

Warranty: 25 Years

Designation: EN1856-1 T450 N1 D V3- L50040 G60, EN1856-1 T600 N1 D VM- L20040 G70

Internal Diameter: 130mm

External Diameter: 180mm

Fuels: Wood, Oil, Gas, Low Sulpher Coal

Used as the first length of your installation. An adaptor is still required.

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.

Returns

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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