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Keystone Hi-Therm Lintel

Keystone Hi-Therm Lintels

The low cost solution to reduced carbon emissions and improved fabric energy efficiency.


• A low cost sustainable solution to CO2 reduction within SAP.
• A low cost route to improved Fabric Energy Efficiency (FEES).
• Generates up to a 34% reduction in total non-repeating Thermal Bridging.
• Future proof performance in line with predicted requirements for part L 2013. 
• Up to 5 times more thermally efficient than a steel cavity wall lintel.
• Hi-Therm is totally maintenance-free unlike most other sustainable technologies.
• The Hi-Therm Lintel offers the simplicity of a one piece lintel solution which achieves these significant advantages through traditional building practices, unlike a two part lintel solution.
• An affordable yet significant aid to compliance with ‘The Code for Sustainable Homes’ levels 4, 5 and 6.

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