What Is Best Lubricant For Sliding Glass Doors?

What Is Best Lubricant For Sliding Glass Doors? Use WD-40 or a silicone based lubricant and spray the entire track. As some fans of Home Repair Tutor know, I love using Blaster’s Garage Door spray lubricant because it’s silicone based and doesn’t attract dirt buildup. What should I use to lubricate my sliding glass door?