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GDL is a privately owned manufacturer and supplier of a large range of louvre systems, air diffusers, grilles, natural ventilation systems, brise soleil and dampers.
7. Grilles











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GDL Articles
Narrowline Slot Diffusers
Ideal for fan coil units due to low pressure drop and short throws.
High Induction Slot Diffusers
The nozzle arrangement and micro-jet pattern provide a high-induction air flow, ensuring a rapid reduction of air speed and temp differences.
Intelivent Wall Unit WLU550
The wall mounted units can be manufactured to fit any bespoke size and can work in harmony with all other products within the range.