The J1000 05 Designer lever handle suits both new builds and refurbishments. Built for durability, it meets commercial standards with high corrosion resistance and has undergone rigorous testing. Concealed bolt-through fixings ensure robust, secure installation. The sprung Grade 304 lever reduces wear on lockcases. Non-handed design fits left or right doors. Rated Grade 7 durability to EN 1906, it's suitable for FD30/FD60 timber and FD240 metal fire doors. See accessories for escutcheons, blind roses, cylinder rings, and thumb turns.