ROCHESTER 21720251-RB MERV 8 STANDARD CAPACITY PLEATED AIR FILTER, 20X25X1 IN. (12 PER CASE) Bathroom Safety giving workers the time they

giving workers the time they need to safely escape from toxic or oxygen-deficient atmospheres

Great for stress relief or vertical plane protection

The ambient air is filtered through an inlet filter and a Carbofine outlet filter before entering the respirator's air supply hose

while the large easy to use buttons and bright display makes operation possible even when the user is wearing gloves

Fully insulated spring

ROCHESTER 21720251-RB MERV 8 STANDARD CAPACITY PLEATED AIR FILTER, 20X25X1 IN. (12 PER CASE) Bathroom Safety giving workers the time theyThe Rochester NOVA air filter is the next generation of extended surface pleated filters. The construction process is automated ensuring consistent quality, uniform appearance and performance. This pleat has eliminated the inconsistencies in pleat spacing, material variations and poor construction common to hand assembled pleated filters. This filter is engineered with only premium materials, eliminated the need for metal support grid found on other