Once the required system flow and head capacity relationships along the X and Y axes of the pump curve have been established, the pump curve can be used to determine the amount of horsepower required to meet the head and capacity demands for the job.
Last month, BNP Media’s plumbing group caught up to incoming PHCC-National Association president Patrick Wallner, president of Wallner Plumbing, Heating & Air in Redding, Calif., and spent a few minutes discussing the upcoming term.
Fair warning — As I write this article I have been up since 2:45 a.m. because, apparently, my 20-month-old daughter hates me and felt I did not require a full night’s sleep heading into Monday morning.
American Standard Water Heaters, said recently it would enhance the purchasing experience for commercial customers nationwide by increasing warranty coverage on commercial water heaters by 33% without additional cost and setting a new industry precedent.
SunTrac Solar's SmartPanel is a concentrating solar thermal panel with a computerized sun-tracking control system to adjust the concentrators, eliminating stagnation of the heat transfer fluid and degradation of the panel caused by excess heat.
Noritz EnergyStar-rated CB Series of combination boilers is a year-round, whole-home solution that uses high-efficiency condensing technology to deliver hot water to both plumbing and hydronic heating systems.