3M FF-400-17 Semi-Permanent Lens Cover For 3M Ultimate FX Full Facepiece Reusable Respirator With Scotchgard Coating (1/BG) Coffee The S-607 uses a double

The S-607 uses a double shroud design for its respiratory seal

Sensor with 0 - 1999 ppm/0 - 200 ppm range features 1 ppm/1 ppm resolution and -10 to 40 deg C temperature range

6" W x 6" L

low-linting fabric that drapes more comfortably over the wearer

The innovative retractable design of the EZ-Line™ HLL system eliminates large and bulky coils of cable that are difficult to set-up

3M FF-400-17 Semi-Permanent Lens Cover For 3M Ultimate FX Full Facepiece Reusable Respirator With Scotchgard Coating (1/BG) Coffee The S-607 uses a doubleSemi permanent lens covers with Scotchgard coating to help protect 3M Ultimate FX Full Facepiece Reusable Respirator Series FF 400 lens. For temporay use.