Twist-Lok Lid

The 12 Point Access Cover

Our Twist-Lok Access Covers have set the standard in quality and water-tight dependability. With a simple Twist, you can be sure that your sumps will be water-tight every time.

Retro Fit Kits

Twist-Lok Lid

Our innovative Twist-Lok Retrofit Kit is simple, cost effective solution for leaking tank sump covers.