The Fire SS304 Solid Handle is smooth and easy to install and use, it can bring you high security and beauty. For further information, please contact us. Product Description. Product name. Stainless Steel 304 Thread Type Solid Lever Handle for Fire Doors-DDSH068. Certification. EN 1906 Class 4 , EN 1634 Fire Rated 2 Hours. Product Model. DDSH068.