Your cart is empty

LEIFELD Union Nut V4EVxx

LEIFELD Union Nut V4EVxx

V4 stainless steel, without gasket

For DN15, DN20, DN25

Available as:

  • V4EV15 for DN15 CSST / 3/4" thread
  • V4EV20 for DN20 CSST / 1" thread
  • V4EV25 for DN25 CSST / 1.1/4" thread

Certified for solar und heating applications


Union Nuts

Determination of the necessary screw connections and seals

The DN specification of the CSST is used for determining the accessory parts.
Example: pipe size DN20 (nominal diameter 3/4") =

V4EV20 Union Nut (1" thread*)
ED20, EPDM20 or GR20 gasket

*See Technical Data


Order LEIFELD Union Nut V4EVxx    Order - LEIFELD Union Nut V4EVxx

Technical-Data CSST    Technical-Data CSST - view

Usage - Produce a flat-sealing flange    Usage - Produce a flat-sealing flange

Film - Produce a flat-sealing flange    Film - Produce a flat-sealing flange

Example Applications – EUROTIS CSST    Example Applications - EUROTIS CSST

Download Technical Datasheet    Technical Datasheet - download


Back to top