New Designated Pest Control Device by the EPA for Rodent Control. Secondary kills of nontarget species is not likely when used as directed. When the Carbon Monoxide dissipates there’s no longer a risk to anything entering the burrow system. The BurrowRx system is easy to incorporate into your existing Pest Control Operation. It allows for an extended revenue stream and your customers will be impressed with the professional results. Allows customer to see the technician working. The solution eliminates the worry about secondary or unintended kills.