Commercial Knobset

Commercial Door Knobset – Heavy-Duty, Fire Rated & High Security

Engineered for demanding commercial environments, the Commercial Knobset delivers exceptional durability, security, and fire resistance. Fire rated for up to 2 hours and tested to 400,000 cycles with zero failures, this knobset is built to perform in high-traffic areas such as offices, schools, and industrial facilities.

It comes standard with a 60–70mm adjustable latch (boxed and display pack options available), and a 127mm backset is offered upon request. Compatible with doors 35mm to 45mm thick, this knobset is specifically designed to accept restricted inline and most high-security restricted cylinders.

Additional features include a 75mm rose diameter, visible internal fixing, and a stainless steel latch bolt with a 12mm projection, ensuring long-lasting strength and reliability.

✅ Fire rated for commercial compliance (up to 2 hours)
✅ Built for high-security applications and heavy use
✅ Accepts most restricted cylinder formats

A robust locking solution for commercial and institutional use.