NA553 Boiler Trim Kit with Backflow Preventer
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Description:
The Caleffi NA553 Series Boiler Trim Kit combines 8 common boiler installation components into one simple package. The kit matches the necessary components for boiler installations into a simple package and takes all of the guess work out of selecting components, simplifying installation. The kit includes: |
- (1) Caleffi DISCAL™ Air Separator (3/4”, 1” or 1-1/4”)
- (1) AutoFill™ Boiler Feed Valve
- (1) Expansion Tank Check Valve
- (2) Brass Nipples
- (1) Brass Tee
- (1) Expansion Tank (2.2, 4.4 or 7.6-gallon)
- (1) Backflow Preventer
Available with sweat or NPT connections.
Articles:
| code | description | expansion tank | lbs | pack | case |
| NA553252 | Boiler Trim Kit 3/4″ NPT | 2.2 gal | 13 | 1 | |
| NA553259 | Boiler Trim Kit 3/4″ Sweat | 2.2 gal | 13 | 1 | |
| NA553362 | Boiler Trim Kit 1″ NPT | 4.4 gal | 15 | 1 | |
| NA553369 | Boiler Trim Kit 1″ Sweat | 4.4 gal | 15 | 1 | |
| NA553372 | Boiler Trim Kit 1-1/4″ NPT | 4.4 gal | 16 | 1 | |
| NA553379 | Boiler Trim Kit 1-1/4″ Sweat | 4.4 gal | 16 | 1 | |
| NA553662 | Boiler Trim Kit 1″ NPT | 7.6 gal | 20 | 1 | |
| NA553669 | Boiler Trim Kit 1″ Sweat | 7.6 gal | 20 | 1 | |
| NA553672 | Boiler Trim Kit 1-1/4″ NPT | 7.6 gal | 21 | 1 | |
| NA553679 | Boiler Trim Kit 1-1/4″ Sweat | 7.6 gal | 21 | 1 |
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