Mechanical Valve Interlock Solutions - Smith Flow Control
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Smith Flow Control and Netherlocks Safety Systems have merged. We are now Sofis.

We are smarter together

Go to www.sofisglobal.com and meet the #1 valve operation specialist!


Smith Flow Control

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    SFC offer a wide range of documentation support including Installation Guides, Operating Manuals, Maintenance Statements, Data Sheets and Brochures.


Smith Flow Control is now Sofis valve operation

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Smith Flow Control is now Sofis valve operation

Smith Flow Control and Netherlocks Safety Systems have merged. Two global leaders in the field of valve operations have joined forces and moved on as Sofis. Go to www.sofisglobal.com now and meet the new #1 valve operation specialist!

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The Innovators and Market Leaders

Smith Flow Control were the first to introduce the coded card linear key concept to interlocking, a concept which is so well recognised across the industry today.

As the innovators, our knowledge and depth of understanding is second to none and we pride ourselves in delivering the best solutions across the marketplace. We relentlessly push boundaries and bring new ideas to execution, to help enhance and improve our full product range, which continues to help us develop a solid and successful business and reputation based on this.

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