The no. 1 steam vent is designed to vent the air from the main lines, as well as on longer runs (depending on building size). 1/2" x 3/4" combination vertical connection.
The no. 1 steam vent is designed to vent the air from the main lines, as well as on longer runs (depending on building size). 1/2" x 3/4" combination vertical connection.
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