World Bridge Roof Drain
WB worldwide patented twin access type steel drain systems can be used like a rubber hoses type movement in your Floating Roof Storage Tanks. We have achieved this new technology to overcome many other competitors' failure design works and prevent drain hoses & other Bolts Broken in your floating roof drain systems. From our extensive research & laboratory test works, the twin access type. WBFSJ joints can be allowed least +15 degree left and right hand side deck's movement works without damage on your whole drain systems.