| Suitable For Use With | : | GTS-140-NIH, GTS-140-NEH, GTS-240-NIH/X3, GTS-240-NEH/X3, GTS-340-NIH/X3, GTS-340-NEH/X3, GTS-540-NIH/X3, GTS-540-NEH/X3, GTS-540P-NIH, GTS-540P-NEH and SCT-199I/O Tankless Water Heaters |
State Water Heaters Neutralizer, For Use With: GTS-140-NIH, GTS-140-NEH, GTS-240-NIH/X3, GTS-240-NEH/X3, GTS-340-NIH/X3, GTS-340-NEH/X3, GTS-540-NIH/X3, GTS-540-NEH/X3, GTS-540P-NIH, GTS-540P-NEH and SCT-199I/O Tankless Water Heaters