When sizing any heating system, several factors are taken into account. Which of the answers below correctly identifies the mathematical ratio for calculating the total equivalent length of a piping system?
It is important to know the materials that a boiler is made from. Which of the materials below would have the best corrosion resistance?
The equipment needed in a heating or cooling system is quite varied. Which of the answers below would most likely be used in the trim of a chiller?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "The measured amount of fuel that an appliance will burn, stated in cfh."?
Manual gate valves are a simple form of control. Which of systems below would commonly have one of these valves?
Low-temperature hot water boilers all have the same maximum pressure except cast iron. Which of the answers below is the correct maximum pressure for a cast iron conventional boiler?
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There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "Equal to one kilowatt."?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "A boiler that uses conduction to heat its water."?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "Equal to the evaporation 34.5 pounds of fresh water at 212 °F in one hour."?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "A back draft prevention device for an appliances combustion chamber."?
Manual gate valves are a simple form of control. Which of systems below would commonly have one of these valves?
Understanding the way certain boilers operate and the limitations of those boilers is key. Which of the boiler types below would be considered a high mass boiler?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "The quantity of heat required to raise the temperature of one pound of liquid water by 1 degree Fahrenheit ."?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "The device that ensures there is no stack action when starting the appliance."?
When sizing any heating system, several factors are taken into account. Which of the answers below correctly identifies the water weight for a flow rate of 1 US gpm?
There are a variety of types and styles of boilers. Which one of the boiler types below would only be used as a hot water boiler that is a water tube style?
The conversion from EDR to Btu.hr is an important skill to have. Which of the answers below is the equivalent of 4 EDR of water?
There are a wide variety of terms that are associated with boilers. Which of the answers below is the correct valve style to be used in a PRV?
A tube bender has several parts that the user needs to be familiar with. Which of the answers below is best described as "The part of a bender that anchors the tube while it is being bent."?
There are four standard types of hot water heating systems. Which of the answers below would also be described as a "reverse return system"?
The terms used for describing heat transfer are used frequently within the steamfitter trade. Which of the terms below would best be described as the quantity of heat energy expected to be introduced to a particular space to retain the temperature within the desired range?
There are a variety of types and styles of boilers. Which one of the boiler types below would rely on the release of the latent heat of vapourization in it's operation?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "The measured amount of fuel that an appliance will burn, stated in Btuh."?
There are 4 different classifications of forced hot water heating systems. Which of the systems below would monoflow tees on the main?
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