General Pipe Cleaners Power-Vee^® drain cleaner with automatic feed makes clearing sinks, tubs, toilets, and laundry drains faster and easier. The simplified feeding system is like having an extra hand in tight and awkward places. Just squeeze the lever and the cable feeds at a rate of up to 16 feet per minute. Quick-change cable cartridges allow for fast cable changing or cleaning. The Dyna-Thrust™ bearing system reduces bearing wear and extends the life of the tool.
For more information contact the Drain Brains^® at General Pipe Cleaners at 800-245-6200 or 412-771-6300, or visit www.drainbrain.com/pv to watch the Power-Vee in action.

Most hydronic heating boilers short-cycle. This creates mechanical problems and wastes energy. Surprisingly, most of this short-cycling is designed into modern systems. Numerous customers, including many engineers and contractors, have come to us looking for a deeper understanding of the phenomenon and for a definitive solution. This paper addresses these concerns, develops theory, and presents a bullet-proof solution to the short-cycling problem. The paper is presented in three parts. Download White Paper.