Danfoss 013L-8011 Air Vent A standard calibration requires the

A standard calibration requires the 131635-L3 cap

Code Compliance: ASME rated

A tripped Modine blocked vent switch typically indicates a restriction in the chimney or vent pipe

and PGB series furnaces

Using it in a high-voltage circuit will cause immediate component failure and poses a safety risk

Danfoss 013L-8011 Air Vent A standard calibration requires theThe Danfoss 013L 8011 is a high performance 1 pipe steam air vent designed for critical air elimination in residential and commercial steam heating systems. This straight pattern valve features a 1 8" NPT connection, making it a standard replacement for radiator applications where rapid venting is required to prevent cold spots and ensure balanced heat distribution. Engineered for low pressure steam systems, the 013L 8011 utilizes a precise