2-way frame, Q.7, polar white velvet. Cover frame for vertical and horizontal installation. Dimensions (W x H) 166.2 x 95.2 mm. For use with central pieces. Flush-mounted installation, 2-way surface program. Material: plastic, thermoplastic, shatterproof, halogen-free. Cover frame for vertical and horizontal installation. Dimensions (W x H) 166.2 x 95.2 mm. For use with central pieces. Flush-mounted installation, 2-way surface program. Material: plastic, thermoplastic, shatterproof, halogen-free.