Allegro Half Mask Constant Flow Airline Respirator 9920 FrenchCreek Fall Safety the device will display a

the device will display a "PASS" message

where safety officers and emergency responders can increase their time to the scene if problems on the jobsite occur

Battery Saver Circuit Automatically limits battery discharge to optimize battery life

O2 Gas Monitors

The constant flow of air means that you don't have to draw air through a cartridge with lung power

Allegro Half Mask Constant Flow Airline Respirator 9920 FrenchCreek Fall Safety the device will display aThe 9920 half mask airline respirator from Allegro offers a comfortable silicone facepiece. Low pressure continuous airflow gives continuous protection from airborne chemicals. Intended to be used with air supply provided by an ambient air pump. Popular with spray foam installers and welding applications. Low profile design fits under many welding helmets. Durable silicone rubber is hypoallergenic, resistant to many chemicals, and remains soft even