Eldfast Ltd.

Eldfast I chimney re-lining system

App. Type: Non Metallic Chimney Relining Systems
Certificate Ref: G-C083-2022
Flue Sizes: 200, 250, 300mm (Square type). 175, 225, 300mm (Round type). 435x310 , 545x310mm (Rectangular type)


HETAS has audited and verified that all applicable clauses in the test report have been passed in respect of the materials, design, and construction in accordance with the relevant BS EN type test standard for the appropriate technology, performance criteria of which is below;

Temperature Level T600
Pressure Level N2


The product certified has been assessed for its suitability for installation in domestic properties against the requirements of the Building Regulations and appropriate standards. The performance of the appliance has been verified as meeting the following technical performance attributes;

Combustible Clearances - mm

*HETAS product approval is not valid for appliances fitted with an external air supply ducted directly to the appliance. The installer should reference HETAS technical note TN_0020 General Guidance for the Installation, Risk Assessment & Commissioning of Solid Fuel Appliances with a Dedicated External Air Supply for more information.

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Related products


Product Type Non Metallic Chimney Relining Systems

Cert. Ref. G-C084-2022

Flue Sizes: 150mm, 185mm, 225mm (Round type)


HETAS, Severn House, Unit 5 Newtown Trading Estate, Green Lane, Tewkesbury, GL20 8HD