The Turfmatic Or Similar Model is Great for seasonal maintenance of artificial grass. 
Will remove twigs. leaves and light debris.
Restores artificial grass to a just laid look in minutes. is able to put stripes in your lawn also
The 380mm brush head has been designed exclusively for Artificial Grass using a Nylon
4 height settings allows the machine to be set for all styles of artificial grass
Its 2 in 1 design allows for the lifting of flattened grass together with debris collection.