The patented Safe Drain provides 100 percent spill containment, sediment capture and hydrocarbon filtration for your facility 24/7/365. Custom fit to any storm drain, with quick, easy installation, no construction, no downtime. Safe Drain has been protecting the military and aviation industry and the environment for more than 20 years. For more information call (800) 764-5220 or visit www.safedrainusa.com.