Some plumbing problems definitely call for pro-grade expertise, but fixing a water shut-off valve leak isn’t one of them. Here, we aren’t talking about leaking from the connection between the valve ...

In August’s column, I discussed three-way control valves, their associated bypass pipes, and the importance of a balancing valve being located within the bypass pipe. Such balancing valves are needed ...

Bypass pipes, accompanied by a three-way control valve, are often seen in hydronic systems at both served loads (e.g., reheat coils) as well as at primary equipment (e.g., cooling towers). Reasons for ...