The most commonly used steel pipe for sprinkler systems is black steel pipe. Copper tubing is another piping material listed for sprinklers in NFPA 13. Also, plastic pipe (namely, CPVC and PEX tubing) is permitted for certain types of sprinkler systems.
by JuliusBallanco,P.E., CPD | May 2, 2008 | Comments (1)
In many hydronic systems, there’s a need to divide system flow into several equal streams that pass through several identical components. The physics necessary for this are simple: If the flow resistance of each parallel path is the same, the total flow will divide equally.
by JohnSiegenthaler, P.E. | January 1, 2007 | Comments (0)
The basic principles of cross-connection control are very simple, yet there are thousands of variables that enter the formula in designing and engineering backflow prevention into any potable water system.
By Ron Chapman, CIPE, CPD January 7, 2005 | Comments (1)
Ensuring that flue products are properly and safely removed from a boiler and carried outside of a building is essential to ensure proper boiler operation.
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