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DM36 - 570mm square corbel for brickwork (59-130715)

National Flues proudly presents the DM36 - 570mm Square Corbel for Brickwork, a top-tier chimney accessory engineered with natural pumice for superior thermal insulation. This durable corbel, part of the acclaimed Isokern DM block system, ensures efficient heat retention and reliable support in brickwork installations throughout the UK. With its HETAS approved and CE marked credentials, the DM36 is trusted for safety and performance in modern and traditional chimney setups alike.
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£91.99
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At a Glance

  • 570mm square corbel offering robust structural support
  • Constructed from natural pumice for excellent thermal insulation
  • Double wall design minimizes heat transfer to outer casing
  • Designed to reduce cracking, leaks, and stains
  • HETAS approved and CE marked for safety and compliance

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

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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:

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Have Questions?
Phone: 01670 206999
Email: [email protected]

The DM36 - 570mm square corbel for brickwork is part of the renowned Isokern DM block system, known for its high quality and efficiency. This double wall system ensures flue gas temperatures are maintained while reducing heat transfer to the outer casing, thanks to its innovative separation of inner and outer components. This feature allows for thermal movement, significantly reducing the risk of cracking, leaks, and stains.

Constructed from natural pumice, a superb insulator, the DM36 allows flue gases to quickly reach optimal temperatures, improving appliance performance and reducing the buildup of soot and condensation. The product is available in three outer casing sizes: DM36, DM44, and DM54, and is compatible with a variety of heating appliances. HETAS approved and CE marked, the DM36 ensures compliance with industry standards.

For installation, refer to the provided guides for precise instructions.

SKU: 59-130715

Technical Specifications
SKU59-130715
Dimensions570mm x 570mm x 75mm (L x W x H)
MaterialNatural Pumice
Warranty10 Years
ComplianceEN1858 - T450 N1 D 3 G(00) / EN1857 - T600 N2 D 3 G
Distance To Combustibles0 on straights; 38mm on offsets on DM System
CertificationHETAS Approved, CE Marked
System CompatibilitySuitable for inserts, stoves, open fires, and cookers burning wood, solid fuel, oil, or gas
Available Outer Casing SizesDM36, DM44, DM54
Installation of the DM36 is straightforward when following the detailed guides provided. Begin by ensuring your brickwork is prepared and free from debris. Position the corbel to align perfectly with your chimney flue system. Use appropriate fixings and mortar recommended in the installation guide to secure the corbel in place. It is essential to maintain a minimum clearance to combustibles as specified. Warning: Incorrect installation may compromise insulation efficiency and safety. Always adhere to the provided instructions and, if in doubt, consult a certified installer.

The DM36 Square Corbel is designed to provide structural stability and insulation for brickwork chimneys, ensuring optimal performance and safety.

The DM36 is constructed from natural pumice, which is known for its exceptional insulating properties.

The DM36 is suitable for use with inserts, stoves, open fires, and cookers burning wood, solid fuel, oil, or gas. It is not suitable for condensing appliances, including biomass and pellet burners.

The DM36's double wall system allows for thermal movement, reducing the risk of cracking, leaking, and staining.

The DM36 measures 570mm in length and width and stands at 75mm high.

Yes, the DM36 is designed for easy and quick installation. Please follow the detailed installation instructions provided in the guides.

Yes, the DM36 is HETAS approved and CE marked, ensuring it meets high industry standards for safety and performance.
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Wednesday, April 30th. 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 on a retail basis. Give us a call if you find it cheaper and want to buy from us.

Read our review in our DM36 - 570mm square corbel for brickwork buyers guide

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Order the DM36 now to secure reliable, efficient chimney performance.

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