Make-A-Berm™ allows for spill containment to be installed around difficult to move equipment, spill-prone areas, or areas where a standard-shaped berm wont’ work. Corner pieces are a key piece to providing a full spill containment solution. The corner pieces are easily attached to the berm pieces with the use of vinyl cement. 4" and 6" berm corners allow for a higher capacity containment, and work with both regualr straight berm sections or with the Heavy Duty straight berm sections for a higher