ASSE (Plumbing) 1055-2009 PDF

Chemical dispensing systems provide a means of mixing potable water with chemicals to provide the user with a chemical solution which is ready for use. The amount of dilution shall be fixed or adjustable. This standard applies to those devices classified as chemical dispensing systems having a self-contained means of backflow protection. The devices shall be classified as follows: (a) Type A: These devices have the chemical(s) pressurized above atmospheric pressure; and (b) Type B: These devices do not pressurize the chemical(s) above atmospheric pressure. The only source of back pressure comes from an elevated hose.

ANSI :	ANSI Approved
File Size :	1 file , 560 KB
Note :	This product is unavailable in Ukraine, Russia, Belarus
Number of Pages :	20
Published :	2009