Kota Insulated Steel Flue / Chimney Kit 24 D-150mm & Extension Tubes Kota Steel Flue Kit 24 D-150mm (Diameter 150mm) Flue parts, adapters & flanges Finnmark Sauna
Kota Insulated Steel Flue / Chimney Kit 24 D-150mm & Extension Tubes  Flue parts, adapters & flanges Finnmark Sauna
Kota Insulated Steel Flue / Chimney Kit 24 D-150mm & Extension Tubes  Flue parts, adapters & flanges Finnmark Sauna

Kota Insulated Steel Flue / Chimney Kit 24 D-150mm & Extension Tubes

£ 412.70 GBP
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Product: Extension Tube 60 cm (Diameter 150 mm)

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Product description

Product Description

New simple, complete and installation-ready flue kit

Kota Steel Flue Kit 24 is a high-quality and safe choice for sauna heaters and other heat installation units. The kit includes all necessary parts and accessories required for installation and connection of the flue. During the products design, particular attention has been paid to fire-safety and insulation of the flue around the ceiling feed-through. The modular design of the steel flue enables the flue to be installed simply, with consideration for the specific conditions of a particular building.

The outer casing of the flue is made of zinc-coated steel finished with black heat-resistant paint. The diameter of the flue is 280 mm. The flue is insulated with fire-resistant mineral wool. The inner tube with a diameter of 150 mm is made of stainless steel. The flue is also equipped with a permanently installed damper. The Kota Steel Flue Kit is CE-marked, confirming that the flue complies with the requirements of European fire safety class T600 regulations.

The kit includes all parts and accessories needed for installation and connection of the flue!

Product Specification

The length of the insulated section of the Kota Steel Flue 24 is 2400 mm and it includes all parts needed for installation:
The maximum size of the main kit without extension sections is approximately 2530 mm.

  • 1200 mm insulated damper section and 1200 mm flue section (inner diameter of the pipe is 150 mm).

  • Protective ring.
  • 130 mm non-insulated, stainless steel connection pipe (inner diameter 150 mm).

  • Fastening ring.
  • Feedthrough flange 0–22°.
  • Vapour barrier flange 0–22° and vapour barrier tape.
  • Feedthrough insulation 200 mm.
  • Feedthrough cover, height 400 mm.
  • Carrier ring of the flue with perforated band.
  • Support of the base.
  • Rubber sealing of the roof.
  • Rainfall cover of the flue.
Extension sections 600 mm and 1200 mm of Kota Steel Flue 24:
  • By using the modular flue kit and insulated extension sections you can build a flue with the exact height requirements your build needs.

Product Disclaimers

All Kota sauna chimney and flue products are CE tested and bear the Finnish Key Flag Symbol. This is awarded to sauna equipment that is made and designed in Finland, where over 95% or more of the production must be within Finland itself. There are many brands that claim to be made in Finland but are actually made in the Far East or Russia and merely assembled or labeled in Finland. Watch out for these symbols as a mark of an authentic, Finnish-made, safe, quality product:

Finnish Key Flag and CE Marked

As part of Finnmark Sauna's Endurance Ethos, we only deal in products that are market leaders in quality. We commit ourselves to search exhaustively for the highest quality authentic Finnish sauna products.

Please note, we recommend that sauna heaters and flue systems should be installed by a suitably qualified electrician/builder/plumber/fitter. Finnmark Limited accepts no liability for loss or injury caused by the incorrect installation of your sauna heater. Please Contact Us if you require information on our recommended fitters.

Shipping & Return

For shipping prices please see our Shipping terms page.


We hope that you will be happy with everything you purchase from Finnmark. If you are not happy with your purchase, please get in touch with our customer service team and return your product with proof of purchase to:

Finnmark Returns, Unit 44 Enterprise City, Meadowfield Avenue, Spennymoor, DL16 6JF

- Within 30 days from the date of purchase or receipt of the product, whichever is the latest date.

Please read the sections below for more information:


Damage Reporting

Any damages or quality issues must be clearly written on delivery notes and the damages must be reported to Finnmark Limited within 24 hours of the delivery. No claims for damages or quality issues will be accepted if delivery notes are not signed for as damaged. 

Goods must be checked on delivery. Any quality issues, shortages in quantity or missing items must be written on delivery notes and reported to Finnmark Limited within 24 hours of delivery. No claims for quality issues, shortages or missing items will be accepted if delivery notes are not signed for as short.

Goods where damage is identified at the point of delivery can be refused by the customer and will be rerouted to us. On receipt of the goods, we can provide a refund or replacement.

Faulty Products

You will be required to undertake troubleshooting to establish the issue. You may be asked to provide photos and videos which will be required to diagnose the issues.

If your product develops a fault, this will likely be covered by the manufacturer's warranty. These differ from product to product and the warranty/guarantee information can be found in the relevant section on the product page. To discuss a manufacturers warranty claim, please contact our Customer Services team. They will require photo and video evidence to help submit your claim in order to resolve the issue. In some cases this may warrant a replacement part for repair or full exchange to replace the goods in accordance with the terms of the Consumer Rights Act 2015. This does not affect your statutory rights. The appropriate response will be established by our customer services team and their decision on the appropriate action is final.

Please note, on any of our sauna timber products, no manufacturer's warranty or guarantee is offered. The manufacturers do warrant the timber grading standards in line with the European or Canadian timber grading standards.


Right to cancel online orders

Under the Consumer Contracts Regulations 2013 you have the right to cancel your order, at any time up to 14 calendar days after the day on which you receive your delivery with the exception of any bespoke or made to order items, if unsure if the item is bespoke, please contact our sales team on:

The Customer must first contact us to let us know that you wish to cancel the order. 

In the event that the goods have been received before an order is cancelled the products must be returned to the point of dispatch at the customer's own cost and risk. 

The goods must not be unpacked and be sent back in the same condition as they were received. Once Finnmark Limited has been informed of the customer's intention to return products, the goods must be received at the point of dispatch within 7 days.

All items must be returned along with their original packaging and with sufficient protection to avoid damage occurring in transit. The customer is wholly responsible for the goods in transit and any damage. Goods must be sent by secure carrier and signed for.

In the event that the goods were sent directly from a supplier, the return must be made to the dispatch depot. All supplier fulfilled return charges, including re-stocking charges, handling charges and haulage charges must be paid in full by the customer. Each manufacturer has specific return policies, including non-return policies, which will apply to the customers’ orders.

If the customer believes an order or part of an order to be faulty, please do not return the item before contacting our sales team to explain the problem. With regards to a fault, no full or part refunds or replacements can be issued without first establishing with Finnmark Limited and the manufacturer that the fault lies with the product, in line with the Faulty Products section above.


Receiving your refund

We will issue all refunds using your original payment method. If you originally paid for a product by debit or credit card, a refund will be issued to the same card used for payment.

Things to note:

  • Unfortunately, we can’t return or exchange:
    • Made to measure goods
    • Bespoke fabricated goods
    • Design Services and Design Fees
    • Gift cards
    • Perishable items
    • Out of date products
    • Products that were marked as non-returnable when you bought them
    • Sale or Clearance Items
    • Shipping costs of items that have been collected/dispatched.


Once goods have been received by Finnmark Limited, it will be inspected to ensure no transit damage and check the goods are in a resalable condition, refunds will be processed within 7 days. Refunds on goods returned directly to manufacturers are subject to longer processing periods. Only once Finnmark Limited have received confirmation of the refund from the supplier the refund will be processed and any manufacturer's charges deducted.

Delivery fees and charges will not be refunded.


Processing of Refunds

Once received and the return successfully passes inspection your refund will appear in your account in 3-5 days.

Your refund can take up to 14 days to appear in your account.