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Home / Journal / Lockable Door Handles OKUN · Hardware Guide Lockable Door Handles: The Complete Guide to Privacy Locks for Interior Doors Push a button, and the room is yours. How lockable door handles work, which rooms need one, what happens when a toddler locks the bathroom — and why you'll never need a key. OKUN Editorial  ·  July 22, 2026  ·  8 min read Quick Answer What is a lockable door handle? A lockable door handle — known in the hardware world as a privacy handle — is an interior lever with a built-in push-button lock: press the...

Home / Journal / Specification Guide OKUN · For the Trade Door Hardware Specification Guide for Architects & Interior Designers Door prep call-outs, finish schedules, dimension sheets, samples, and handing notes — a working reference for the person who writes the spec before a contractor ever opens it. OKUN Editorial  ·  July 21, 2026  ·  11 min read Quick Answer Can you specify OKUN hardware on a professional project? Yes — OKUN interior lever sets fit standard US door prep (2 1/8" cross bore, 1" edge bore, adjustable 2 3/8" / 2 3/4" backset, 1 3/8"–1 3/4" door thickness), are...

Home / Journal / Durability & Care Guide OKUN · Hardware Guide How Long Do OKUN Door Handles Last? A Durability & Care Guide Solid metal, a lifetime-warranted PVD finish, and a care routine that takes thirty seconds. Everything you need to know to keep your handles looking installed-yesterday for decades. OKUN Editorial  ·  July 21, 2026  ·  9 min read Quick Answer How long do OKUN door handles last? OKUN door handles are built to last for decades of daily use. Every handle is solid metal throughout — 304 stainless steel and solid brass, no hollow core — finished...

OKUN · Style Guide Doors and Handles: Matching Finishes Like a Designer Which handle finish belongs on a white door? An oak one? A moody navy one? The complete style guide: every popular door finish matched to the right OKUN finish and lever shape, the three pairing strategies designers actually use, and what European minimalist design does for a modern home. OKUN Editorial · Architectural Hardware · 9 min read Quick Answer The Finishes Pairing Guide Designer Strategies Lever × Door Style By Interior Style European Design Why OKUN FAQ Hardware is the jewelry of a door — the one...