Navien Bypass T Adapter (A) / Blue-Thermostat (Clip) 30003411B

NR/NP/NP240/NP-240-180/210/240 (Thermostat Included) NSF O-Ring

(Old Part Number BH2501639B)

FOR MODELS:

NP
NP180
NP240
NP240A
NP-240
NP-240A

NR
NR180
NR-180
NR180A
NR-180A
NR210
NR-210
NR210A
NR-210A
NR240
NR240A
NR-240
NR-240A