Ultratech Drain Seal Plus, 42 in Length, 42 in Width, 3/8 in Thickness, Polyurethane Material - 2161 Bowl Material-Bradstone When the preset pressure is

When the preset pressure is exceeded (valve has an adjustment screw that you can adjust in the field)

Motor Sub Application Oil Burner

PIG Rapid Response DrainBlocker Drain Cover is specially designed to work in emergency spill applications

For Use With: 1VAH9

For Use with Series: B-39

Ultratech Drain Seal Plus, 42 in Length, 42 in Width, 3/8 in Thickness, Polyurethane Material - 2161 Bowl Material-Bradstone When the preset pressure isThis UltraTech Ultra Drain Seal Plus helps protect drains while preventing contaminants from entering. It resists oil, water, and most aggressive chemicals. The rugged, glass fiber reinforced polyethylene top layer (yellow) helps provide protection from extended UV exposure and limited vehicular traffic. In addition, the bright color helps identify protected drains quickly. The urethane, non absorbing bottom layer helps keep spills from entering