Basaltina Light Grey Anti-Slip 600 x 600 Basaltina Series Slip Resistant/Rock Slip Rating of P5 Rectified Edge 600 x 600 Basaltina series of rectified edge glazed porcelain tiles. Available in lappato, natural and external finish. Suitable for both floors and walls. Enquiry Form Name: Email: Phone: Please leave this field empty. Enquiry: