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Takagi T-H3-OS-P Outdoor Condensing Ultra-Low NOx Tankless Water Heater (Propane)

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Takagi T-H3-OS-P Outdoor Condensing Ultra-Low NOx Tankless Water Heater (Propane)

Takagi T-H3-OS-P (Outdoor)

The T-H3 is well suited for residential/ commercial applications such as small restaurants and beauty salons. Complies with Ultra-Low NOx regulations. Utilizing commerical grade copper alloy for the heat exchanger tubing, the T-H3 is also suitable for heavier residential usages such as space heating or domestic recirculation systems. Remote control included as a standard feature on Outdoor models. Certified up to 10,100 ft. altitude.

The T-H3 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.


  • ENERGY STAR qualified
  • 15 Year limited heat exchanger, 5 yrs limited parts Residential use
  • 5 Year limited heat exchanger, 5 yrs limited parts Commercial use
  • Energy Factor of 0.95 for Natural Gas
  • Maximum flow rate of 10.0 GPM at 35°F temperature rise (5.4 GPM at 70°F rise)
  • Primary heat exchanger utilizes commercial-grade copper alloy for 25 times better heat transfer than stainless steel
  • Secondary heat exchanger utilizes 316L stainless steel for better corrosion resistance
  • NSF certified for commercial applications
  • Complies with Ultra-Low NOx regulations of less than 14 ng/J (<20ppm)
  • Easy-Link up to four units without a Multi-Unit Controller
  • Multi-Link up to 20 units with a Multi-Unit Controller
  • Includes remote control as standard feature
  • Venting with Schedule 40 PVC, CPVC, PP, Category III stainless steel
  • Safety features include freeze, overheat, surge protection, and troubleshooting diagnostic codes

More Information
Weight 72.000000
Manufacturer Takagi
UPC 671657141356
GTIN 00671657141356
Generic Product Category Tankless Water Heater
Energy Source Propane
Flow Rate @ 35 F Rise 10 GPM
Flow Rate @ 45 F Rise 8.4 GPM
Flow Rate @ 65 F Rise 5.8 GPM
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