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Firechests - 1100 Magnum Firechest With Damper (59-129568)

Discover the exceptional Isokern 1100 Magnum Firechest With Damper, a leading chimney solution made from natural pumice that offers superior insulation and enduring performance. This Isokern firechest, ideal for both domestic and commercial applications, is perfect for creating expansive fire openings while maintaining optimum flue gas temperatures. Read more...
Firechests - 1100 Magnum Firechest With Damper
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At a Glance

  • Crafted from natural pumice for superior insulation
  • Designed for 350mm internal flue diameter liners and DM systems
  • Creates fire openings up to 1.2 metres wide
  • Easy-to-assemble flat pack design
  • HETAS approved and CE marked for safety and reliability

Please Note: All dimensions refer to the internal diameter of flues. If unsure, please call 01670 206999 to ensure you choose the correct products.

We Won't Be Beaten On Price

At National Flues, we continuously monitor competitor prices. This ensures that we consistently offer you the best deals on all our products. Here’s how we keep your costs low:

  • Daily Price Matching: Our team adjusts prices to ensure we stay competitive.
  • Bulk Purchasing Power: We sell a lot, so we can negotiate better rates with suppliers, passing the savings directly to you.
  • Operational Efficiency: We have streamlined processes to reduce overhead.

Price Match Guarantee: If you find the same product cheaper within 48 hours, we’ll match it and refund the difference.

Free Delivery Over £100: Orders over £100 are free delivery (call us if delivery is required outside the mainland UK).

“I saved 20% on my purchase compared to other retailers. Exceptional service!” – Jane D.

Have Questions?
Phone: 01670 206999
Email: sales@nationalflues.com

The Isokern 1100 Magnum Firechest With Damper is a high-quality solution for creating expansive fire openings, measuring up to 1.2m wide. Supplied as an easy-to-assemble flat pack, the firechest is perfect for a seamless finish. Made from natural pumice, it offers superior insulation - ensuring chimney gases reach optimal temperature quickly, improving appliance performance right from the start.

This also helps maintain a warmer chimney for longer, which minimises condensation and soot build-up, contributing to overall efficiency. The Isokern DM is both HETAS approved and CE marked, making it a reliable choice for any home.

SKU: 59-129568

Delivery Information* +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Monday, November 17th. This is based on current lead times. Bear in mind that it is a busy time of year. If you need a product delivered by a specific time in the next 7 days, then please give us a call on 01670 206 999. Visit our Shipping Information page for more information.

About National Flues Ltd +

We began over 30 years ago as a fireplace shop in the North East. We now supply hundreds of trade professionals and thousands of retail customers, all across the UK, every month. We are still a family owned business, lead by the MD Neil, and always try our best to deliver the best possible experience. We also price match, so give us a call if you find this cheaper and want to buy from us. Visit our about us page to read a bit more.

This is us — real advice over the phone, or at the counter, and real stock in our warehouse.

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Technical Specifications
SKU59-129568
Product NameFirechests - 1100 Magnum Firechest With Damper
MaterialNatural Pumice
Flue Diameter350mm (internal)
Fire Opening WidthUp to 1.2 metres
DamperIntegrated for airflow regulation
Warranty10 Years
ApprovalsHETAS approved, CE marked
AssemblyEasy-to-assemble flat pack
Unpack the flat pack and check the contents against the provided list. Follow the step-by-step installation manual, ensuring all components are securely fitted. Pay special attention to the recommended distances to combustible materials (0mm on straights; 38mm on offsets for DM System). If uncertain, consult a professional installer. Regular inspections of the damper and chimney structure are advised to maintain optimal performance and safety.

The 1100 Magnum Firechest can create fire openings up to 1.2 metres wide.

The firechest is made from natural pumice, which is known for its superior insulating properties.

Yes, the firechest comes in a flat pack and can be quickly and easily assembled.

Pumice is a natural insulator, helping flue gases reach their optimum temperature quickly and keeping the chimney warmer for longer, which improves appliance performance and reduces soot build-up.

Yes, the Isokern DM system is HETAS approved and CE marked.

The damper helps to regulate air flow within the chimney, improving efficiency and safety.

Yes, the 1100 Magnum Firechest is designed for use with 350mm internal flue diameter liners or DM systems.

 

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