30x5mm, approx. 6 cm long | Additional bracket for roof hook fastening Attachment of an additional bracket with third relief screw In addition to the roof hooks, it is important to fasten the counter battens to the roof with another screw, if this has not already been done on site, in order to absorb the downslope forces caused by the PV system. The relief screw is positioned at a distance of at least 40 mm above the roof hooks and screwed at an angle of 60°. This Connect Basic additional bracket can be used to simplify screwing at the correct angle and for additional connection to the roof hook.
