Infiltration Trench - Wychwood.JPG|This feature is a bioswale in that the underlying soil has been replaced with engineered [[filter media]]. The [[turf]] finish simplifies landscape maintenance. Brampton, ON | Infiltration Trench - Wychwood.JPG|This feature is a bioswale in that the underlying soil has been replaced with engineered [[filter media]]. The [[turf]] finish simplifies landscape maintenance. Brampton, ON |