Discover how to create a compact DIY submersible water pump using a small DC motor and recycled plastic bottles. This step-by ...

Discover how to build a hand-powered water pump that also generates electricity to light up LEDs using everyday recycled ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Thom Dunn Thom Dunn is a writer focusing on home heating and cooling. He once ...

Your pool pump may be the biggest electricity user in the backyard. Here’s why modern variable-speed pumps can cut energy use ...

Lithuania-based Refra has launched its Oasis series of water-to-water heat pumps and chillers, offering capacities from 34 kW to 600 kW for small to large commercial and industrial applications.