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Comments Off on How Thermocouples Work News

How Thermocouples Work

How Thermocouples Work   A common way engineers measure temperature is with a thermocouple. Unlike thermometers which use pressurized liquid, thermocouples create an electrical signal which can be converted to a temperature reading. Two dissimilar metals are connected together at the measurement point and the same two at the reference point. Different metals, when heated, […]

Comments Off on Hail Damage Inspections must be Comprehensive to be Conclusive News

Hail Damage Inspections must be Comprehensive to be Conclusive

When inspecting roofing for hail damage an expert must take a comprehensive approach.  An expert must first determine the size of hail experienced at the subject location. Weather reports often provide information on the size of hail that was experienced in a general/broad area.  However, as with all weather events, there is a point at […]

Comments Off on What’s considered safe for staircase variance? News

What’s considered safe for staircase variance?

When walking or climbing a staircase people naturally fall into a rhythm called cadence. People generally gain a cadence on stairs after two steps and maintain cadence throughout the staircase. Most people adjust naturally to small changes between steps, so when they experience a fall half way down or near the end of the stairs, […]

Comments Off on Water heater drain pans, when are they required? News

Water heater drain pans, when are they required?

  Water heaters are used in all kinds of buildings, from homes to industrial buildings. They need to be maintained and installed properly in order to avoid extensive water damage. Since they are not guaranteed against failure the International Building Codes (IBC) and Uniform Building Codes (UBC) establish safety requirements for all buildings.   Before […]

Comments Off on Grilling with propane? Let it breathe. News

Grilling with propane? Let it breathe.

Cooking outdoors on a grill is a great alternative for cooking food. The downside, working with gas powered appliances requires proper ventilation to prevent gas buildup. NFPA 58 and ANSI Z233.1-1961 are the governing standards for fire and gas codes. They both defer to manufacturer manuals for proper installation and safety instructions. Some form of […]

Comments Off on Can you use a gas line connector in a water supply system? News

Can you use a gas line connector in a water supply system?

The short answer is no and here’s why. Gas lines are designed for moving gas along a specified path, or gas train, Gas connections have a set of governing standards,  principally, ANSI Z21 .24, .69, and .75. These provide specifications that maximize safety.   Water lines, like gas lines, have governing standards to keep people […]