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Firechests - Standard firechest (ID 690w x 660h) (59-130820)

Experience the innovative Isokern Standard Firechest – a state-of-the-art solution for creating stylish, high-performance open fire spaces. Crafted from durable pumice, this preformed fire opening is an ideal choice for those seeking both reliability and efficiency. Read more...
Firechests - Standard firechest (ID 690w x 660h)
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Now only £657.99
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  • Fast deliveryMonday, November 17th*
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At a Glance

  • Preformed fire opening design
  • Constructed from high-quality pumice for superior insulation
  • Flat-packed for efficient installation
  • HETAS approved and CE marked for safety
  • Detailed installation instructions included

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 Standard Firechest offers an exceptional solution for creating preformed fire openings with ease. Measuring 660mm in height and 690mm in width, this firechest arrives flat-packed for straightforward and efficient construction. Crafted from pumice, a natural insulator, it quickly achieves optimal flue gas temperatures, improving the performance of your heating appliance shortly after lighting.

This unique material maintains chimney warmth longer, reducing condensation and soot build-up.The Magnum Firechest variant allows for expansive openings up to 1.2m wide, offering versatile design possibilities. Approved by HETAS and CE marked, the Isokern DM system ensures safety and efficiency. Detailed installation instructions are provided to guide you through the setup process effortlessly.

SKU: 59-130820

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.

Customer being served at the National Flues trade counter
Trade counter Installer collection & same-day help.
Team helping customers at the counter
Advice Real people on the phone to spec the right parts.
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Here to help Friendly, straight answers from HETAS approved experts.
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Technical Specifications
Dimensions660mm Height x 690mm Width
MaterialPumice
CertificationsHETAS Approved, CE Marked
System Designation (DM)EN1858 - T450 N1 D 3 G(00)
System Designation (Liner)EN1857 - T600 N2 D 3 G
Warranty10 Years
Installation TypeFlat Pack with Detailed Instructions
Clearance To Combustibles0 on straights; 38mm on offsets on DM System
• Verify all components are present before beginning installation. • Follow the enclosed step-by-step instructions to assemble the firechest efficiently. • Ensure proper clearances to combustibles according to the provided specifications. • For offsets, maintain a minimum 38mm gap where required. • Consult HETAS and CE guidelines during installation for optimal safety.

The Isokern Standard Firechest measures 660mm in height and 690mm in width.

The firechest is constructed from pumice, a natural insulator that enhances the performance of your heating appliance.

Yes, the firechest is supplied as a flat pack and is designed for easy and quick construction with detailed installation instructions provided.

Yes, once installed, the firechest is ready for finishing to match your fireplace design.

The Isokern firechest is HETAS approved and CE marked, ensuring it meets high safety and performance standards.

Pumice’s insulating properties enable the flue gases to reach their optimum temperature quickly, enhancing the heating appliance’s performance and reducing condensation and soot build-up.

The Magnum Firechest variant can create fire openings up to 1.2m wide, offering more design flexibility.

 

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