A grelha com estrutura termicamente isolada é fabricada com perfis de alumínio AlMgSi 0,5, em conformidade com a norma EN 12020-2. É equipada com um painel de isolamento térmico preenchido com espuma de poliuretano (PUR), e o painel sanduíche pode receber pintura eletrostática a pó em ambos os lados, se necessário. As dimensões da abertura são produzidas de acordo com as especificações. O acabamento está disponível em alumínio anodizado natural ou bronze (20 mícrons) ou com pintura eletrostática a pó em qualquer cor RAL, Sikkens, NCS ou Interpon, com uma espessura de revestimento entre 60 e 80 mícrons.
Especificação
Material
The thermally insulated frame grille is manufactured from aluminium profiles AlMgSi 0.5 according to EN 12020-2. It is equipped with a thermal insulation panel filled with PUR foam, and the sandwich panel can be powder-coated on both sides if required. The opening dimensions are produced according to specification. The finish is available in natural or bronze anodised (20 microns) or powder-coated in any RAL, Sikkens, NCS or Interpon colour with a coating thickness between 60 and 80 microns.
Dimensions
The blade pitch is 33 mm and the clamping width is available in 24, 28 or 32 mm. The minimum production dimensions are 130 × 130 mm. When ordering, the total dimensions, width × height in millimetres, must be specified.
Fixing
The grille is installed in the same manner as double glazing and mounted using spacer blocks.
Typical applications
This thermally insulated frame grille is used in HVAC systems, hospitals, schools, hotels, curtain walls and thermally insulated air ducts.