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ELT/30 = Thermal Double Wall 30° Elbow
ELA/30 = Acoustical Double Wall 30° Elbow
Inner Shell Dia mm d1
Outer Shell Diameter mm d10 = d1+2l
Insulation 25mm Or 50mm
3 Gore Bend (Segmented) As A Standard
Insulation Density 24 Kg/m3 As Standard