ALDP IN ACTION DIAGRAM
Fitting
Here a leak is visible while a strong vacuum is pulled on the Interstitial space, forcing tiny air bubbles into the interstitial space to travel upwards. These streams of bubbles are easily spotted and can be traced down to its leak point or area.
PAY CLOSE AND SPECIAL ATTENTION TO
PENETRATION FITTINGS and FRP JOINTS ON TANK SUMPS.
THESE ARE COMMON LEAK POINTS.
Even though Bravo DoubleWall product corners and edges are thicker than the rest of the Containment sump, These areas recieve the most supceptable to physical damage by Installing Contractors. You would do well to be extremely careful with these DoubleWall products while storing, moving, transporting and Installing these critical environmental components.
10ii-B409-DW-10A