Ultra-Low NOx gas tankless water heaters with condensing technology featuring up to 0.95 Uniform Energy Factor (UEF) which lowers operating costs and is environmentally friendly.
DURABLE HEAT EXCHANGER
- Primary Heat Exchanger is constructed of Commercial-Grade Copper that is more resilient to erosion and is 25x better at heat transfer than stainless steel thus stabilizing outgoing water temperatures quicker.
- Secondary Heat Exchanger is made of Type 316L Stainless Steel to protect against corrosion
EFFECIENCY
- 199,000 Btu Input
- 96% thermal efficiency, .93 UEF (Indoor). .95 UEF (Outdoor)
- Indoor and Outdoor models
- Natural Gas and Liquid Propane models
- ENERGY STAR Qualified
PERFORMANCE
- 185° Thermostat
- 10.0 GPM Maximum Continuous Flow Rate
- Ultra low NOx
VENTING
- Power Direct Vent Design (Indoor)
- Exhaust, 3” PVC Venting up to 70
- Category III or IV venting can be used
LINKING
- Easy-Link up to 4 units (GTS-540 MODELS ONLY)
- Multi-Link up to 20 units (CT-199 MODELS ONLY)
