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Description
The compact T-K4U is a fully modulating, gas fired, tankless water heater perfect for residential applications. With gas inputs of 190,000 BTU, the T-K4U can produce enough hot water for up to three bathrooms in warmer climates and it also complies with Ultra-Low NOx regulations of less than 14 ng/J (<20ppm)

The T-K4U supplies hot water to domestic hot water systems (directly or indirectly) which can be used with storage tanks, recirculation systems, hydronic heating systems, radiant floor systems, and/or domestic & heating applications.

Specifications:
  • 15-year limited heat exchanger, 5 yrs limited parts Residential use
  • Energy Factor of 0.82 for Natural Gas
  • Maximum flow rate of 8.0 GPM at 35°F temperature rise (4.4 GPM at 70°F rise)
  • Includes both a remote control and power cord as standard features
  • Venting with Category III stainless steel
  • Safety features include freeze, overheat, surge protection, and troubleshooting diagnostic codes
  • Complies with Ultra-Low NOx regulations of less than 14 ng/J (<20ppm)
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Specs
Application:

2-3 Showers

Product Type:

Tankless Heater

Fuel Type:

Natural Gas

Vent Type:

Direct Vent

Installation Type:

Outdoor Only

Energy Factor:

0.82

Vent Size:

4"

BTU (Max):

190000

BTU (Min):

19500

Inlet Gas Pressure:

5.0-10.5"W.C.

Water Connection:

3/4"

Max Flow (GPM):

8

Features:

Ultra Low NOx

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