The Cool-Box provides approximately 50 degrees F output air temperature with input temperatures up to 180 degrees F. It requires only 20 pounds of ice for operation and provides 4 to 8 hours of cooling. Features include an adjustable pressure regulator, gauge and safety relief valve installed in the system with a final filter. The Cool-Box provides low cost cool breathing air anywhere.

Conveniently combines all the most frequently requested elements into one easy-to-order supplied air system. Complete System includes ambient air pump, continuous flow full face piece or half mask supplied air respirator with breathing tube, 50ft. hose, and all required fittings. Pumps are portable, oil-less, and produce no carbon monoxide, oil vapor, or oil mist. Fully assembled with all filters, fittings and couplers.