Snowstorm Safety Tips
When deep (and persistent) snow arrives, danger arrives with it. I asked the professionals on The Wall what homeowners should do (and not do) to stay safe and here's some...
Hot-Water Heating Help Topics
This section is your guide to hot-water heating systems with information about system design and piping, air elimination, pumping away, primary-secondary pumping, valves, radiators, troubleshooting tips, and more.
Hot-Water Heating Categories
Air Elimination
Antifreeze
Boilers
Case Study
Circulators
Combustion
Commercial Heating
Corrosion
Domestic Hot Water
Gravity Hot-Water Systems
Heat Exchangers
Heating System Conversion
Indirect Heating Systems
Indoor Air Quality
Loop Systems
Piping and Pumps
Primary-Secondary Pumping
Pumping Away Piping
Radiant Heating
Radiators
Seminars
Snowmelt Systems
System Pressure
Tanks
Tees
Thermostatic Radiator Valves
Troubleshooting
Valves
Venting
Water Heaters
Water Quality
Zoning
Recent Articles in Hot-Water Heating
What is the Safe Pressure for a Hot-Water-Heating System?
A member of the Wall community asks this question: What is the "safe" operating pressure in PSI for a hot-water boiler heating system, and what is the "safe" range in ter...
How Many Times Can PEX Freeze Before Bursting?
A member of The Wall community asked this question and I thought the conversation that followed was interesting: "How many times can PEX freeze before bursting? At what t...
Toward More-Efficient Pumps
The pump industry is on the brink of change as new regulations governing pumps are nearing finalization. Driven by an energy conservation-minded administration, the Depar...
Fernox Injection for Hot Water Boilers
Gerry Gill is brilliant when it comes to solving steam- and hot-water-heating problems. In this video, he talks about Fernox boiler treatments. Fernox is a chemical that ...
Get Real — Get Hydronic Heat
My daughter Erin — whose work appears in Plumbing Mechanical and other trade journals from time to time — along with her three sisters grew up listening to me talk nonsto...
Thermocouple Testing Procedure
Here is a step-by-step procedure for troubleshooting a thermocouple on gas systems: A thermocouple is a device used to satisfy pilot safety on many 24-volt gas systems. T...
Troubleshooting Intermittent Ignition Systems for Gas Furnaces and Boilers
Thanks to Tim McElwain for sharing his extensive knowledge with us. You can contact Tim at his Gas Training Institute: 401-437-0557.
Procedure for Troubleshooting Powerpile Systems
Thanks to Tim McElwain for sharing his extensive knowledge with us. You can contact Tim at his Gas Training Institute: 401-437-0557
Charts for Troubleshooting Thermocouples and Powerpile Systems
Thanks to Tim McElwain for sharing his extensive knowledge with us. You can contact Tim at his Gas Training Institute: 401-437-0557