BR70 was replaced by BR65 with a uniform cover track of 80 mm as part of a portfolio revision. BR70 can only be ordered as a replacement for the extension of an existing installation. , Parapet duct top section for BR with top section width 100 mm made of PVC in pure white. Trunking top made of plastic, snap-on, internal, top width 80/100/120 mm, for the electrical installation trunking system parapet trunking in accordance with DIN EN 50085-1 as a device installation trunking.