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InstaSeal® CPVC Sprinkler Head Adapter

  • Available in 1” and ¾” slip x thread and spigot x thread models.
  • Features full brass threads with an EPDM seat for efficient installation.
  • To install, hand tighten until the sprinkler makes contact with the adapter’s rubber seat. An additional ½ to 1-¼  turn by hand or with the recommended wrench completes the installation.
  • The final position of the sprinkler is adjustable, making pendent or horizontal sidewall sprinkler alignment simple.
  • Can be used with sprinklers having a K-factor of 5.8 or less.
  • The InstaSeal® is the third CPVC sprinkler head adapter offered by Viking.