Below you can see a direct comparison of the products you have selected. Differences between the products are highlighted in blue.
Flexible round/square coupling, white
Vertical 90° elbow for vertical change of direction, white
Flat channel without sleeve, 1 m, white
Flat channel connection, 10 cm long, white
Horizontal 90° elbow for horizontal change of direction, white
Flexible square hose to compensate for slight level differences
Horizontal 45° or 90° elbows for horizontal change of direction
90° round/square coupling
Back draught shutter, square to round
Adhesive tape for sealing channel connections, 10 m
* Blue markings show the differences between the products.