alkalis and many solvents

Cleans Soot

All-steel construction

Can be used as a supply or exhaust air diffuser

1-1/2"UNION FITTING PRESS PC633-WROT AIR DEFUSERS-CEILING alkalis and many solventsNIBCO Press System fittings are the fastest, easiest way to join copper tubing systems in residential and commercial potable, hot, chilled and process water applications for plumbing and HVAC systems. The press fittings can also be installed underground. The NIBCO Press System is user friendly, quick and easy to install. When properly crimped a unique "N" witness mark is clearly visible. Please refer to NIBCO technical data sheets and catalogs for