The standards are improved with a solid, mono-block stainless steel surface with its specially designed gas pistons enabling easier and safer operation. The electromagnetic interlocking with led indicator lamps enables one user at a time and automatically locks all doors during the maintenance.Fire Rated doors outstands not only with its design and operational use, but also its durability since the complete body of the door is shaped from 1.5mm Stainless Steel Sheet, including its latch, indicator lamps and handle are made out of stainless steel.