Takagi's smallest, most versatile and most powerful residential model. The compact T-K4 measures under 14 inches wide, so it will fit snugly between two wall studs to save space. But the T-K4 is also powerful.
The all new T-K4 models have an impressive max GPM of 8.0GPM! They can provide flow for 2-3 bathrooms. The T-K4-IN can be installed indoor with option DV kit available