September 18, 2019


The Type VL, Valve Lock, is supplied with a stainless steel 1/4-turn ball valve. Sizes of valve range from 1/4” up to 4”. The Type VL is sold completely assembled with the valve and interlock ready for on site installation. The Type VL interlock components are manufactured entirely from 316 stainless steel, making it ideal for use in wash down, harsh industrial or coastal environments. The Type VL utilizes the heavy duty key design and cylinder mechanism, designed to resist d...

August 12, 2019

At KIRK, we focus on the safety and wellness of our employees every day.

Our safety initiatives within our shop ensure that assemblers, machinists, and shippers work in the safest conditions to perform their roles. Clear, designated passageways and specific PPE are worn for protection of all employees working or entering the shop. 

Our KIRK Wellness Wheel Scorecard Program supports initiatives to promote employees’ overall health.  Throughout the year we host events & campaigns that focus on one...

April 25, 2019

Concrete is the most commonly used man-made material on earth. The uses of concrete range from structural applications to piping, drains,and pavers. Buildings, bridges, roads, and more could not be constructed without this important material.

Working with concrete introduces safety hazards that can place workers in danger and put their lives at risk. Concrete mixing plants must perform regular maintenance on mixers to ensure proper working conditions and efficiencies. Maintenance can involve acce...

July 25, 2018

KIRK® believes everyone has the right to be safe at work and we understand how important it is to embrace the safety culture at our own facility. Across all job functions and all of our Kirk employees, we are continually thinking about how we can keep you and your employees safe at work! 

June 22, 2018

Each year KIRK celebrates our founder, R.L. Kirk, with a day of team building, learning, and of course fun! Our theme for the day this year was “The Team”. Our activities centered around learning about how KIRK is not only a team within our walls, but also part of Halma's larger team. Halma, and their 46 subsidiary companies, are growing a safer, cleaner, healthier future for everyone, every day. It is important at KIRK to be focused on how our team contributes to this larger team through our be...

June 6, 2018

Equipment such as pellet mills and hammer mills create a dangerous workplace within the food and grain industry. Watch the video as Brian Sebastian, Midwest Sales Engineer, discusses the typical dangers within the industry and how trapped key interlock safety solutions allow employees to return home safely at the end of the day.

May 24, 2018

Machinery and machine guarding is one of the Department of Labor's Occupational Safety and Health Administration (OSHA) most cited violations year after year. In 2017, it was the eighth most frequently cited safety infraction on the list[i], with OSHA recording 1,933 machine guarding violations, resulting in millions of dollars’ worth in proposed penalties[ii].

According to OSHA, approximately 18,000 workers that operate and maintain machinery suffer amputations, lacerations, crushing injuries, a...

April 30, 2018

In a situation in which power has been lost, it may be necessary to connect to an emergency power generator. An installed tap box at your facility, equipped with KIRK® trapped key interlocks, will ensure you can safely restore power and return to normal operations with minimal time and dollars lost. Click here to learn more!

April 23, 2018

Process control and risk control is a high-level focus for factories, mining quarries, and production plants. KIRK® trapped key interlock systems help control risk and guard against entry into areas where hazardous energy is present and machine guarding is a necessity. A defined sequence of operations with KIRK® interlock systems ensures a sequential safety process is followed every time, protecting equipment and saving lives. Click here to learn more: