Danfoss 013L-8011 Air Vent and PGB series furnaces

and PGB series furnaces

A standard calibration requires the 131635-L3 cap

The 10P29 features a durable construction capable of withstanding the high thermal stress of constant pilot exposure while providing an 11/32-32 male nut connector for a secure fit into the gas valve

Industrial-Grade Build: Constructed to withstand a 1 PSI maximum inlet pressure when paired with compatible Maxitrol gas controls

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

Danfoss 013L-8011 Air Vent and PGB series furnacesThe 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