Fire Doors: Why the Gaps Are Regulated
A fire door is a tested doorset, not just a leaf — and its gaps are regulated in millimetres. What BS EN 1634-1, NFPA 80 and five site checks tell you.
Why Powder-Coated Doors Fail at the Coast
Two identical steel doors, one coastal street. Why pre-treatment, powder chemistry and film build — not colour — decide how long the coating survives.
What It Really Costs to Import Steel Doors to Kenya
FOB is not your landed cost. The full breakdown of importing steel doors to Kenya — PVoC, ACD, 25% CET duty, 16% VAT, IDF, RDL and freight.
What to Prepare Before Sending an Inquiry to a Door Manufacturer
What to prepare before inquiring a door manufacturer: 8 essential inquiry items, size conventions, MOQ and Incoterms explained — get a usable quotation on the first try.