Placing solar panels on a sloping roof with EPDM? No problem with the QS-Solar mounting anchor. In this project, residential farm ‘Spikvoorde’ in the city of Deventer in the Netherlands, a QS Solar mounting anchor with a self-adhesive EPDM cuff has been used. The anchors are mechanically attached to the roof and then sealed in a watertight manner in accordance with the prescribed method of the EPDM manufacturer.