For double-wall rectangular ducts.
For rectangular ducts made of pre-insulated panels (PAL).
Maximum insulation thicknesses apply
IRD-DW1 | Opening | Max. Insulation Thiknesses | |||
IRD-DW1 21 | 200 × 100 | ≈ 30 mm | |||
IRD-DW1 315 | 300 × 150 | ≈ 30 mm | |||
IRD-DW1 32 | 300 × 200 | ≈ 30 mm | |||
IRD-DW1 42 | 400 × 200 | ≈ 40 mm | |||
IRD-DW1 43 | 400 × 300 | ≈ 40 mm | |||
IRD-DW1 53 | 500 × 300 | ≈ 50 mm | |||
IRD-DW1 54 | 500 × 400 | ≈ 50 mm | |||
IRD-DW1 64 | 600 × 400 | ≈ 60 mm | |||
IRD-DW1 65 | 600 × 500 | ≈ 60 mm | |||
IRD-DW1 75 | 700 × 500 | ≈ 60 mm | |||