Walls do not start perfect — they finish perfect with Hard Worker Wall Putty. An even, flawless surface forms a bright white base that evens out lines, pores, and minor undulations. It bonds firmly to plaster or concrete and leaves behind a smooth finish. No paint peeling, no flaking, no cracking, just a clean surface for durable walls. From Interior or exterior walls, plasterboard, commercial buildings to retrofitting and renovation projects, HW310 is the perfect choice for maintenance-free durability.