In this month’s column, learn how the term “gaslighting” came about and how gas pressure affects gas lights. Plus, IAPMO is looking for comments on the new versions of the Water Efficiency Standard; the Uniform Solar, Hydronics and Geothermal Code; and the Uniform Swimming Pool, Spa and Hot Tub Code.

For home service contractors, making a service call incurs many costs to the business. What if the customer decides not to have the work done? Charging a minimum service charge fee can alleviate the contractor’s financial burden. 

If possible, mechanical contractors should be involved at the beginning of a mechanical project to provide insight into system design and installation. In this column, learn about selecting a cooling system for an airport hangar based on the client’s wants and needs.

It seems as if the days of after-hours emergency services are gone for home services businesses. The primary reason is a lack of qualified technicians and business owners wanting to keep existing techs happy. However, what about keeping customers happy?

It’s not uncommon to see multiple boilers piped together on certain jobs. You may be trying to accomplish a number of things by doing this. 

In Part 1, I posited that innovation is something completely new or different being introduced that changes the marketplace — it’s one and done. 

There are multiple building design considerations, challenges and best practices to consider when engineering domestic water systems for high-rises. Read on to find out about them.

Hot water recirculation systems have been misunderstood and plagued with problem resolutions that don’t stand the test of time. The author says this results from first-order thinking — simplistic and superficial. Read on to discover how deep and complex second-order thinking can help improve the design of these systems.

Who is responsible for what is in shop drawings? Read on to discover how design professionals can be liable for the contents of shop drawings if they don’t meet the standard of care in specifying materials and manufacturers.

The NFPA’s 13, 13D and 13R standards spell out when fire sprinkler systems should include freeze protection. Read on to discover sources to determine an area’s minimum temperature and whether freeze protection is warranted.