One potential problem when repairing a water shut-off valve leak is that the pressure you put on the packing nut to turn it ...

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 ...

The local adopted fire and building codes specify when sprinkler systems need to be installed. These codes do not specify the system design, type, or limitations. Most model codes send the user to ...