The main different between internal lintels and external lintels is the thermal brake in the external lintel. A piece of insulation running through in the lintels between the two-concrete part, what is helps to avoid of any coldbridge. Available sizes (length): 1m, 1.25m, 1.5m, 1.75m, 2m, 2.25m, 2.5m. Every lintel needs 150mm bearing each side. For example: 1m lintel need 300mm bearing, so it is suitable for 700mm or smaller openings.

  • Porotherm lintels are available with our system. External and internal lintels with the special clay shells, concrete fills with the reinforced steel helps to make a perfect lintel above openings. Coming precasted in quarter meters from the factory. Available sizes (length): 1m, 1.25m, 1.5m, 1.75m, 2m, 2.25m, 2.5m. Every lintels need 150mm bearing each side. For example: 1m lintel need 300mm bearing, so it is suitable for 700mm or smaller openings.
  • Porotherm lintels are available with our system. External and internal lintels with the special clay shells, concrete fills with the reinforced steel helps to make a perfect lintel above openings. Coming precasted in quarter meters from the factory. Available sizes (length): 1m, 1.25m, 1.5m, 1.75m, 2m, 2.25m, 2.5m. Every lintels need 150mm bearing each side. For example: 1m lintel need 300mm bearing, so it is suitable for 700mm or smaller openings.
  • Porotherm lintels are available with our system. External and internal lintels with the special clay shells, concrete fills with the reinforced steel helps to make a perfect lintel above openings. Coming precasted in quarter meters from the factory. Available sizes (length): 1m, 1.25m, 1.5m, 1.75m, 2m, 2.25m, 2.5m. Every lintels need 150mm bearing each side. For example: 1m lintel need 300mm bearing, so it is suitable for 700mm or smaller openings.
  • Porotherm lintels are available with our system. External and internal lintels with the special clay shells, concrete fills with the reinforced steel helps to make a perfect lintel above openings. Coming precasted in quarter meters from the factory. Available sizes (length): 1m, 1.25m, 1.5m, 1.75m, 2m, 2.25m, 2.5m. Every lintels need 150mm bearing each side. For example: 1m lintel need 300mm bearing, so it is suitable for 700mm or smaller openings.

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