They use a padlock to hold the valve lever in the off position and thus secure the necessary work on the system.
- Stable and secure, made from powder-coated steel
- Two sizes for most common ball valves
- A number of holes for exact positioning of the padlock gives more stability
- Best used on hard-to-reach pipes
- Block access to ball valves during maintenance
- Available in 2 sizes: small = 90 x 52 x 63mm and large = 140 x 125 x 122mm.