Construction:
Frame:
22 or 20 gauge galvanized steel sheet.
Blasdes: High quality extruded aluiminium
profile.
Slot width: 19mm as standerd.
Number of slocts available: 1,2,3,4.
Length: 600mm, 900mm & 1200mm
standard.
Spigots: Circular spigots of 50mm
length as sstandard.
Optional: accessories: internal insulation,
Volume control damper.