Starduct Sand Trap Louvers have steel frame, thickness 1.0mm galvanized steel sheet. Free Area > 25% . Two rows of vertically arranged channels sections to form a labyrinth for the air path. Base frame has drainage holes for the sand ensuring the louvre is self cleaning and maintenance free.

Powder coating finish in RAL9010 standard colors or optional color as requested, conforming with AMA 2603-15 standard for outdoor, service life over 5 years