For 975XL and 975XL2 models 1/4", 3/8" and 1/2" line size. Air Gap Drain cup easily attaches to the relief valve and is threaded for attaching pipe to take to a drain. Threads are 1"
Apollo
APOLLO AGD4A1, AIR GAP FOR RP4A SERIES 1/2" - 1"
Regular price
$ 166.56
Sale price
$ 66.62
4 in stock
AIR GAP DRAIN FOR THE RP4A OR RPLF4A 1/2" - 1" SIZE ASSEMBLY.
FEBCO
AIR GAP FOR 1/2" - 1" 860/880
Regular price
$ 41.25
Sale price
$ 28.88
1 in stock
Air gap fitting for models 860 and LF860 and 880 models in 1/2", 3/4" or 1" sizes