https://www.pilkington.com/en/global/products/product-categories/glass-systems/pilkington-planarPilkington Planar Activ™. With suitable silicone-free sealants now available, Pilkington Planar™, the world’s leading structural glazing system, can incorporate Pilkington Activ™ self-cleaning glass.. As well as allowing the design freedom that comes with frameless glazing,the dual action cleaning process will not only make sure your creation stays looking its best, but also reduce ...