Johnson Controls GRD10A-601 Guard Els PW 17895 The 3J is a standard

The 3J is a standard EPDM insert

If the contacts show significant carbon buildup or pitting

and 6000 series aluminum

this SF series unit features a 48 cubic inch filtration area

With a 3-3/4" A-dimension and rear/foot mounting versatility

Johnson Controls GRD10A-601 Guard Els PW 17895 The 3J is a standardProtect sensitive HVAC controls from tampering and physical impact with the Johnson Controls GRD10A 601 Guard. This heavy duty cast aluminum thermostat guard is designed for high traffic commercial and industrial environments where standard plastic covers fail. The unit features a solid baseplate for secure mounting to flat surfaces or standard electrical boxes, providing a professional grade barrier for thermostats and humidistats. Its durable silver