Plumbing & Mechanical Engineer - Articles

Wooden Pinocchio doll with a leaf branch growing out of his long nose.

Guest Editorial | Jay Egg

Greenwashing and geothermal HVAC technologies

Stay vigilant and check facts.

September 12, 2024

Greenwashing is deceptive advertising that uses green PR to make products seem eco-friendly and desensitizes consumers to environmental claims. TerraChoice describes "seven sins of greenwashing" to help consumers spot misleading environmental claims.

Plumbing Essentials — Design Approaches, Codes and Everything in Between | Lowell Manalo

HCAI’s PIN’s and CAN’s — beneficial or not?

Assisting engineers with design decision-making.

Lowell Manalo

September 11, 2024

A plumbing designer questioned the necessity of the California Plumbing Code and the standards of the California Department of Health Care Access and Information. This raises the question: Are these additional standards truly beneficial?

Johnson Controls addresses heat pump demand in Europe

September 10, 2024

Expansion of Izmir plant shortens delivery times, triples production capacity for commercial heat pumps.

IAPMO seeks members for newly formed Young Professionals Committee

September 9, 2024

The deadline to apply is Oct. 1.

Guard on Compliance | Misty Guard

Plumbing and HVAC policy changes from around the world

Catch up on the latest issues related to building design, products and appliances.

Misty Guard

September 9, 2024

In September, we can review global governmental activities related to mechanical and plumbing industries over the first eight months of 2024. During this time, governments have been active on issues such as building design, products, appliances, HVAC equipment, and plumbing products. I have gathered policy changes to keep you informed and ahead of the curve.

Workers Laying Geothermal Coils in an Underground Trench.

Geothermal heat pump systems with manifolded earth loops offer advantages

Coming together.

John Siegenthaler, P.E.

September 5, 2024

Geothermal systems use HDPE tubing for closed-loop earth heat exchangers, buried several feet below the surface.

ASHRAE's new edition of Residential Energy Performance Standard sets bold GHG reduction and IEQ targets

September 4, 2024

This updated edition introduces groundbreaking advancements in building design and sets ambitious goals for energy efficiency, greenhouse gas (GHG) reduction, and indoor environmental quality (IEQ).