NA553

Boiler Trim Kits (with RPZ backflow preventer)

Description: 

The NA553 Series Boiler Trim Kit has 6 configurations that combine 8 common boiler installation components into one simple package.  
 
The kit includes:

(1) DISCAL® Air Separator
(1) Reduced Pressure Zone (RPZ) Backflow Preventer:  
½" NPT or sweat union
(1) AutoFill™ Boiler Feed Valve
(1) Expansion Tank Check Valve
(2) Brass Nipples:  3"
(1) NPT Brass Tee
(1) Expansion Tank

 
Available in NPT, press and sweat connections.
 

Downloads

code description tank size
(gallons)
weight
(lbs)
NA553362R 1" FNPT 4.4 19.4
NA553366R 1" press 4.4 19.4
NA553369R 1" sweat 4.4 19.4
NA553372R 1¼" FNPT 4.4 20.4
NA553376R 1¼" press 4.4 20.4
NA553379R 1¼" sweat 4.4 20.4