JBL Aqua-T Handy angle is a practical glass cleaner with 70 mm stainless steel blade for the easy cleaning of aquarium glasses in fresh and salt water aquaria. An angle of 15and a long shaft enable effortless removal of tenacious coatings (aglae) on glas. With the new JBL Aqua-T Handy angle Blade Cleaner it is practically impossible to damage silicon seals. The spacing of the 70 mm wide blades from the edge of the handle is guaranteed to avoid silicon damage ! The can be use from both sides, blades can be easily to changed in only a few seconds and can, of course, be purchased separately.