Welcome! Here are the website rules, as well as some tips for using this forum.
Need to contact us? Visit https://heatinghelp.com/contact-us/.
Click here to Find a Contractor in your area.
steam gorton valve
Options

alliance
Member Posts: 3
i have a steam boiler, when it shuts off and cools down- the radiator valve makes a loud sucking noise like a vacuum. any ideas what is causing this.
0
Comments
-
Yes.
That's the air going back into the system. Steam systems breathe, just like us. When steam forms, it expands 1,700 times, pushing the air out of the vents. Then the steam condenses and shrinks, and the air comes back in. Happens on every cycle.Retired and loving it.0
Categories
- All Categories
- 87K THE MAIN WALL
- 3.2K A-C, Heat Pumps & Refrigeration
- 57 Biomass
- 425 Carbon Monoxide Awareness
- 116 Chimneys & Flues
- 2.1K Domestic Hot Water
- 5.7K Gas Heating
- 107 Geothermal
- 160 Indoor-Air Quality
- 3.6K Oil Heating
- 70 Pipe Deterioration
- 983 Plumbing
- 6.3K Radiant Heating
- 389 Solar
- 15.4K Strictly Steam
- 3.4K Thermostats and Controls
- 54 Water Quality
- 44 Industry Classes
- 48 Job Opportunities
- 18 Recall Announcements