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...

July 17, 2017

- HD Type VL improves safety for machine guarding for pneumatic / fluid power equipment

(North Canton, Ohio) – Industrial safety specialist, Kirk, has developed the HD Type VL ball valve interlock to ensure that, as part of a trapped key interlock system, hazards such as air and liquid flow power are isolated before operators or engineers can work on equipment.

Air and liquid flow can present high risk safety issues during operation and maintenance of equipment and plant. Traditionally, these sour...

April 18, 2016

Watch for our ad in the May 2016 print and online publication of Facility Safety Management


A front line safety system

  * Ensures predetermined safety sequence operations

  * Isolation, transfer/dissipation, and access to control hazardous energy


Engineered safety solutions to get them home safe.




Kirk Key Eagle valve and trapped key interlocks guard against operator error



Massillon, Ohio (July 8, 2014) – Kirk Key’s Eagle safety interlocking products provide process safety control in tanker loading and unloading operations. Kirk’s Eagle trapped key interlocking systems ensure that users follow a pre-determined sequence of operation for activating road, rail, and sea tanker control valves in oil refining, petro-chemical, pulp and paper, liquefied gas, and other industrial applications. Ki...

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