The GT-340-NIH offers high efficiency Ultra-Low NOx condensing technology allowing for the use of 3" PVC venting and has 0" clearance to combustibles. Utilizing copper alloy for the heat exchanger tubing. Integrated control panel. Indoor models are certified up to 10,100 ft. altitude.

• ENERGY STAR® qualified
• 15-year limited Heat Exchanger Warranty, 5-year parts warranty, 1-year labor warranty for Residential applications
• .95 Energy Factor
• Continuous Maximum Flow Rates up to 8.0 GPM
• Copper Primary Heat Exchanger
• Stainless Steel 316L Secondary Heat Exchanger
• Complies with Ultra-Low NOx regulations of less than 14 ng/J (<20ppm)
• 15,000 Natural Gas BTU Input Minimum
• 180,000 Natural Gas BTU Input Maximum
• Condensing Indoor model
• Safety features include freeze, overheat, surge protection, and troubleshooting diagnostic codes

LOCAL ITEM ONLY.  CANNOT BE SHIPPED