I cut away the outer metal sheeting of a used hot water tank to make a batch heater and discovered the insulation surrounding the tank is a hardened foam type that forms a solid rigid mass around the ...

In a December 2014 Plumbing & Mechanical Hydronics Workshop column, we discussed the benefits of dual-fuel systems that combine a geothermal water-to-water heat pump with a mod/con boiler. The boiler ...

There are a lot of ways to apply heat to food, but some of them feel like they require a science degree to fully understand. Whether it’s a high-tech sous-vide or a flameless induction stove, cooking ...