Figure. 1: The “primary” piping loop is the boiler loop separated by closely spaced T’s so that the “secondary” piping loop flow does not interfere with the primary loop flow. The secondary piping ...

In a closed system, several factors are included when calculating the head of the pump are: 1) pressure drop (in feet of water) through the piping system; 2) pressure drop through a fitting; 3) ...

UK-based heating specialist Alpha, a unit of Italian group Immergas, has launched a new residential heating solution combining a heat pump and a boiler. “The Alpha Custom Hybrid is a fully ...

The primary alternative to fossil fuel systems is an electric heat pump – usually air-source, ground-source or air-to-air – a tried-and-tested technology that works a bit like a fridge, but in ...