Firechests - Firebrick slip 230 x 114 x 50 mm, buff colour
At a Glance
- Precise dimensions of 230 x 114 x 50 mm in a buff colour
- Manufactured using high-quality pumice for excellent insulation
- HETAS Approved and CE marked ensuring safety and reliability
- Supplied as flat packs for easy assembly and time-saving installation
- Complies with EN1858 and EN1857 design standards

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
- Info
- Specs
- Install
- FAQs
The Isokern range of firechests, including the Firebrick Slip 230 x 114 x 50 mm in buff colour, offers impeccable performance for creating preformed fire openings. Supplied as flat packs, these firechests are easy to assemble, saving you time and effort. Pumice, the core material, is a natural insulator that stands out from other chimney materials due to its exceptional insulating properties.
By allowing the flue gases to reach their optimal temperature swiftly, it ensures your heating appliance performs at its best shortly after lighting. It also maintains the chimney's warmth over a longer duration, reducing condensation and soot build-up risks. The Isokern DM firechests are not only efficient but also secure, being HETAS Approved and CE marked.
Ensure you follow the provided installation guidelines for optimal results.
SKU: 59-115281
Delivery Information +
We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, April 8th. If you need faster stove or fireplace delivery please give us a call. We can often reduce longer lead times if we pay the carrier £25 for express delivery. Visit our Shipping Information page for more information.
Warranty & Returns +
All our products come with warranties. Mi-Flex offers a lifetime guarantee. Returns for damaged items are covered by insurance; non-damaged returns incur return delivery costs.
Price Match Guarantee +
We will match any price like for like. If you find it cheaper within 48 hours, we'll refund the difference.
Compatible and other products that may be of interest...
National Flues Ltd Verdict
At National Flues, we take pride in offering the highest quality firebrick slips for your firechest needs. Our Firebrick Slip 230 x 114 x 50 mm in buff colour is not only top-grade but also HETAS approved and CE marked. We deliver nationwide and cater to both retail and trade customers, ensuring reliable and seamless service.
This firebrick slip is designed to adhere firebricks to a firechest, providing a secure and sturdy fire opening.
National Flues is a leading supplier of fireplaces and flues to both retail and trade customers across the UK. Known for unbeatable prices and reliable delivery, our products meet high standards of quality and safety. Trade accounts are available, and we offer secure online payments for ease and peace of mind.
