UNIQUE FEATURES OF ULTRA SERIES
- ENERGY STAR® qualified – Energy Factor of up to .96
- RUR Models featuring ThermaCirc360 offer faster hot water with an integrated recirculation pump and internal bypass line – with or without a dedicated return line
- Available in five sizes: 130,000,152,000, 160,000, 180,000 and 199,000 BTU
- Allows for either Concentric Polypropylene or dual-pipePVC/CPVC venting, providing the most venting flexibility in a single application of any manufacture
- Easy maintenance is achieved with isolation valves *
*Isolation valves included on select models.