- Products
- Mechanical Locks
- Exit Devices
- Door Closers
- Electrified Solutions
- Electronic Solutions
- Key Systems
- Hinges
- General Hardware
- Solutions
- Services
- Tools
- Resources
PDQ Blog
Filter by Topic
Compliance & Standards
21 min read
| November 1, 2026
What Is Panic Hardware? A Guide to Exit Devices for Commercial Doors
Read More
Access Control & Security
23 min read
| October 1, 2026
Types of Commercial Door Closers: How to Choose the Right One
Read More
Product Education & Hardware Guides
23 min read
| September 1, 2026
How to Install and Troubleshoot a Commercial Mortise Lock
Read More
Access Control & Security
22 min read
| August 1, 2026
Egress Code Requirements for Commercial Doors
Read More
Access Control & Security
11 min read
| July 1, 2026
Mortise Lock vs. Cylindrical Lock: Which Do You Need?
Read More
Access Control & Security
13 min read
| June 1, 2026
How to Specify Commercial Exit Devices: 8 Criteria That Matter in 2026
Read More
Access Control & Security
9 min read
| May 1, 2026
Why the Smartest Hardware Distributors Are Expanding Into Electrified Products Right Now
Read More
Compliance & Standards
18 min read
| April 30, 2026
ANSI Grade 1 vs. Grade 2 Door Hardware: Specs, Applications, and How to Choose
Read More
Spec is Right
13 min read
| April 15, 2026
Spec Is Right: How to Specify PDQ’s MR Series Mortise Lock
Read More
Product Education & Hardware Guides
11 min read
| April 1, 2026
PDQ SD vs. SF Series: Which Grade 2 Lock Is Right for Your Project?
Read More
Product Education & Hardware Guides
12 min read
| March 1, 2026
Cylindrical vs Tubular Locksets: Choosing the Right Commercial Door Hardware
Read More
Spec is Right
14 min read
| February 15, 2026