celexon wall spacers for celexon Expert XL series These spacers are useful if you wish to install your celexon Professional Expert manual or electric screen in front of a black board or monitor for instance. Distance to wall:Expert XL series: 32.5cm In the box:2 x wall spacers For installation of an Expert XL screen wider than 300cm, you require 4 wall spacers (2 sets)!
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