Door Hardware Reference

Identify it. Measure it. Match it.

Start with the job in front of you: identify an unknown part, measure a replacement, or match hardware by function and finish.

Start with the job

What are you trying to do?

Identify a partUse shape, mounting, movement, and door location to narrow the hardware family. Measure a replacementRecord the dimensions that determine fit before removing or ordering anything. Match finish & functionTranslate common lock functions and finish codes into plain language.

Latest spec sheet Door Hardware · 2026-08-31

Single-Stair Apartment Self-Closing Door Requirements

See when a single-stair apartment door must self-close, why the safety data depend on working closure, and how to verify the opening and local code.

Spec

Filed 2026-08-31

Revised —

Class Door Hardware

Length 2,253 words

Code & safety

Fire doors, egress hardware, accessibility clearances, and electrified openings can be code-controlled systems. Confirm the listing, manufacturer instructions, and local requirements before altering them.

Materials index 9 line items · newest first

Line	Item	Compares	Class	Filed
01	Single-Stair Apartment Self-Closing Door Requirements See when a single-stair apartment door must self-close, why the safety data depend on working closure, and how to verify the opening and local code.	—	Door Hardware	2026-08-31
02	Does Schlage Sense Pro Fit Your Door? 10 Checks Measure door thickness, bores, backset, strike, and clearance, then check whether Sense Pro’s keyless, Apple-first access suits your household.	—	Door Measurements	2026-08-27
03	Nest x Yale Replacement: Will Matter Fit the Same Door? Compare bore, backset, door thickness, strike alignment, Google Home support, and Nest Connect changes before replacing the lock on the same door.	—	Door Measurements	2026-08-27
04	Will My Level Lock Still Work? Local vs. Cloud Features Check which Level Lock features rely on local hardware, Apple Home, Matter, Bluetooth, or Level’s cloud, plus the backups to configure before an outage.	—	Door Locks	2026-08-27
05	What Must Match for a Schlage Lock Cylinder Replacement? A cylinder that accepts an SC1-style or Schlage C-keyway key may still have the wrong body, housing height, length, tailpiece or retaining method.	—	Door Locks	2026-08-09
06	How to Measure Door Hinges for a Drop-In Replacement Open a butt hinge flat. Measure height along the pin and width across both leaves, then match the corner radius.	—	Door Hinges	2026-08-08
07	Find the Standard Door Width for Each Type of Door A 36-inch slab, a 36-inch complete unit, a 36-inch rough opening, and 36 inches of usable passage are four different things.	—	Door Measurements	2026-08-07
08	Door Kick Plate Alternatives Match the Damage Use a clear panel for claws on the door face, an edge guard for localized wear, a pet barrier to prevent contact or a taller plate for cart impacts.	—	Door Protection	2026-08-06
09	What Is a Mortise Lock Set? Retrofitting one into a bored door means filling and recutting, so it's usually a door-replacement decision rather than a hardware swap.	—	Door Locks	2026-08-06

Open the full blog