WE DESIGN AND MANUFACTURE

innovative blinding technology used to safely isolate process piping.

WE DESIGN AND MANUFACTURE

safe, quick-action blinds to isolate process piping. One person. Zero tools.

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We reduce downtime

Up to 95% compared to conventional isolating equipment.

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WORLD LEADER

for quick, safe and reliable pipe opening operations.

World leader

FOR SEVERE PROCESS CONDITIONS. -120°C Up to 650°C. Up to 10 000 PSI.

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WE ARE daily commited to

design safe and sustainable solutions for our customers.

Our product line

QUICK ACTION LINE BLIND – QLB

DOUBLE BLOCK AND BLEED – D3B

QUICK RUPTURE DISC CHANGER – QDC

QUICK ACTION FILTER CHANGER – QFC

Onis an international group

Since 1979, ONIS has a large global footprint focused on delivering green, safe, high payback blinding solutions for customers in mid and downstream petrochemical industries. With products that have been innovated for more than forty years and installed in more than 12,000 different applications, ONIS is the technology leader for providing positive isolation technologies and is trusted for use in extreme, critical process applications.

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QUICK ACTION LINE BLIND

Enables the ability to blind a pipe in minutes with only one person and zero tools.

The simple and reliable ONIS Quick Action Line Blind can be operated easily by only one person and without tools.

Minimal operating time: from 1 to 15 minutes maximum depending on the product size and configuration.

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Safety

No tools

Green design

Pay back

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We provide industry solutions

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ONIS WORLDWIDE

Years of experience

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Devices installed

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News & Blog

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Line Blanks and Applications in Piping Systems

by theo | Nov 28, 2022 | Main articles, News & Events, Training

Line blanks, also known as “line blinds,” are used to isolate a portion of pipe, usually for maintenance purposes. Overview of different methods.

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WE DESIGN AND MANUFACTURE

WE DESIGN AND MANUFACTURE

We reduce downtime

WORLD LEADER

World leader

WE ARE daily commited to

Our product line

Onis an international group

QUICK ACTION LINE BLIND