Honeywell Replacement Exhalation Valve 770018 4 pack

Honeywell Replacement Exhalation Valve 770018 4 packRespirator inhalation and exhalation valves open and close opposite each other to maintain a constant, neutral pressure inside the mask. Inhalation valves open when a worker breathes in to allow air to flow freely into the mask through the filters. Exhalation valves close automatically when the inhalation valve opens. They open when workers breathe out to release breath and moisture from the mask, making masks to make them more comfortable by reducing

32" and 42"W blades (not compatible with 52" or 62"W blades)

Ideal for contractors and home improvement enthusiasts

NOTE: cETLus

stain-resistant surface bonded to a tough waterproof backing

When the task is completed

Folds in half for easier storage

Enjoy the comfort of our anti-fatigue technology and lightweight

3/4" FNPT outlet size

The canister holds over two gallons of grease

This Elvex ProGuard Ventilated Woodsman's Helmet is just what you need for outdoor jobs where no electrical hazards exist

Internal cover also holds sheets or pads of paper

while the fiberglass handle and cushioned grip provide comfort for all-day use