Astral Zodiac Tri-Barrel Union Nut x 2 R0738200
 
Astral Tri Barrel Union Nut Set of 2 Genuine Part Number - R0737200 Barrel Union Nut
 
Suits the following chlorinators and hydroxinators
Tri-XO Crossover Series
MagnaPool Hydroxinator iQ
Salt Chlorinator Tri Chlorinator
eXo iQ eXO iQ pH
Hydroxinator iQ pH
Ei Xpert Salt Chlorinator
EL Series
eXO iQ Pro
MagnaPool Hydroxinator