SDI Members ↦ Product Gallery ↦ Specialty Doors ↦ Specifications ↦ Distributor Resources ↦ SDI Certified ↦ About SDI ↦ Technical Assistance ↦ Articles General Interest How and When to Shim A Door Hinge Fire Door Assembly Inspections 101 Common Misconceptions About Fire Door Assemblies Damaged Steel Doors: Repair or Replace? Knock Down vs. Welded Frames The Risks of Grouting Frames Door Assemblies Keep Schools Safe Why School Architects are Switching to Steel Doors Why Have Thermal Performance Ratings Changed? Standards & Specifications Spec Busting: What it is and Why It Should be Avoided at All Costs Specifying Steel Doors and Frames – Let A250.8 be Your Guide SDI 129 Hinge and Strike Locations Made Easy Why is ANSI/SDI A250.4 Important? Specifying Frames to be Water Resistant SDI 108 – Recommended Selection and Usage Guide for Standard Steel Doors SDI Opens the Door to Greater Environmental Transparency Specialty Doors The Benefits of Sound Resistant Doors When Acoustics Are a Design Priority Reducing the Risk of Forced Entry Custom Doors for Better Buildings A Primer on Tornado Shelter Doors What You Need to Know about Tornado Doors Trending Questions on Fire Ratings and Smoke Doors Specifying Specialty Steel Doors
