
ALFA FR GRILLE
Fire protection ventilation grille
Product description
ALFA FR GRILLE fire-resistant ventilation grilles are made from a rigid steel frame with an intumescent insert. In the event of a fire, the intumescent element expands to prevent the spread of flames and hot gases, maintaining the partition’s integrity and insulation for up to EI 240.
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Fire resistance class up to EI 240
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For use in walls and ceilings
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Quick installation and sealing of hard-to-reach passages
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High degree of swelling
Documentation
Compliance
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National Technical Assessment: ITB-KOT-2020/1275 edition 1
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Declaration of performance: AGSO – 5/2020
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Certificate of constancy of performance: 020-UWB-2845/W
Availability
Product | Type | Delivery form | Article number | Delivery group |
ALFA FR GRILLE | R40A 100 x 100 ÷ 300 x 300 | 1 pc | – | A |
R40B 100 x 100 ÷ 300 x 300 | 1 pc | – | A | |
R80 100 x 100 ÷ 300 x 300 | 1 pc | – | A | |
C50 Ø100 ÷ Ø400 | 1 pc | – | A | |
C80 Ø100 ÷ Ø400 | 1 pc | – | A |
Complementary products | Type | Delivery form | Article number |
Connectors for ALFA FR GRILLE | Model T | 1 pc | 4610000000 |
Model X | 1 pc | 4620000000 |

Application
ALFA FR GRILLE fire-resistant grilles provide airflow through structural elements such as walls and rigid ceilings, allowing the fire resistance of the partition to be restored.
Rigid wallsThe wall should be at least 150 mm thick. It should be made of concrete, reinforced concrete, cellular concrete, solid hollow brick or grid brick, with a density of not less than 600 kg/m3.
Rigid ceilingThe ceiling should be at least 150 mm thick. It should be made of concrete or reinforced concrete with a density of not less than 1700 kg/m3.
Transport and storage
Transport and store in a dry and cool place at + 5°C to + 35°C.
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24 years of industry experience
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Proven effectiveness backed by reports
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Tested and certified solutions
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Global distribution network