Commercial steel doors are a significant component of many buildings. Their durability, security, and functionality help with their smooth operations. Like all mechanical fixtures, they experience problems over time. So, every commercial door owner should understand the common issues and their professional fixes to prolong the life of their doors. So, they can avoid costly downtime and maintain security. Rust and Corrosion Rust is a common issue for steel doors exposed to moisture and harsh weather. Over time, rust compromises the door’s appearance and its structural integrity. Professional rust removal includes cleaning the affected area with mild soap and water and applying rust remover or vinegar to dissolve corrosion. After that, you can consider sanding down the surface before repainting it with a protective primer and finish designed for metal. Preventative maintenance includes regular inspections and timely repainting to protect the steel from moisture exposure. ...