The Caleffi NA61241 is a Z-one series inverted flare extension adapter to retrofit the body into an old style asymmetrical zone valve opening.
Best for dropping a Z-one body into an existing asymmetrical zone valve opening on a retrofit.
Warranty
Key Features
Union Style Service Access
The union nut lets the valve body be removed for service without cutting the tail piece out of the line.
Matched to Z-one Bodies
Dimensioned for the 7/8 inch UNS female thread on Caleffi Z-one inverted flare valve bodies.
Technical Specifications
| Product Type | Zone Valve Accessory |
| Series | Z-one |
| Connection type | Inverted Flare |
| Description | Inverted flare extension adapter to retrofit the body into an old style asymmetrical zone valve opening |
Specifications transcribed from Caleffi technical brochure 01115/23.1 NA and installation manual NA10073. Last verified August 2026.
Documentation
Related Products
- Caleffi NA10005 : Z-one 1/2" Inverted Flare Nut with Copper Sweat Tail Piece
- Caleffi NA10006 : Z-one 3/4" Inverted Flare Nut with Copper Sweat Tail Piece
- Caleffi NA10007 : Z-one 1" Inverted Flare Nut with Copper Sweat Tail Piece
- Caleffi Z200043 : Z-one 2-Way Zone Valve Body, Inverted Flare, 3.5 Cv, 30 psi Close-Off (Valve Only)
Frequently Asked Questions
What is the Caleffi NA61241 used for?
Inverted flare extension adapter to retrofit the body into an old style asymmetrical zone valve opening.
Which valves does the Caleffi NA61241 fit?
Caleffi Z-one Z2 and Z3 series inverted flare valve bodies.
- Product Type:
- Zone Valve Accessory
- Product Family:
- Z-one Zone Valves
- Series:
- Z-one Accessory
- Connection Type:
- Inverted Flare