My bottom outlet Harlequin Plastic Oil Tank has a coloured plug in the outlet. What is this for?
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- I have an existing Harlequin Plastic Bunded Oil Tank and wish to retrofit an Electronic Oil Tank Contents Gauge. Which gauge would you recommend for this application?
- My Top Outlet Harlequin Plastic Oil Tank has two pipe connections. Which connection do I use to connect the oil supply pipe?
- My bottom outlet Harlequin Plastic Oil Tank has a coloured plug in the outlet. What is this for?