The UFT Combi is an advanced modulating condensing gas boiler. It has up to a 96% AFUE rating to provide you space heating and endless hot water while saving energy. Its revolutionary design features a stainless steel fire tube heat exchanger for excellent heat transfer capabilities. It is ENERGY STAR certified with low NOx emissions and lead free, making it eco-friendly.
Brand : HTP
AFUE Rating : 95.1 %
Connection Type : 3/4 in NPT Gas
Dimensions : 19.7 in W x 16.8 in D x 37 in H
Fuel Type : Natural Gas
Housing Material : Galvaneal
Features
- Heat exchanger - all 316L stainless steel ASME "H" stamped construction
- Low pressure drop, gasket less, vertical tube combustion heat exchanger design - provides maintenance - free operation on internal buildup of material inside the combustion chamber
- High fin aluminum inner insert provides superior heat transfer to transmit energy more efficiently
- 30 psi relief valve
- Internal indirect storage tank constructed with 316L stainless steel
- Combustion system - modulating burner with a turn down of up to 10 to 1
- High grade ceramic metal fiber burner design
- Optical flame monitoring
- Integrated control system - digital operating control and display to program and monitor boiler operation
- Programmable settings - outdoor reset curve - DHW supply set point - boost response - internal storage tank set point temperature
- Field connection board - line voltage terminal strip with 120 VAC/60 Hz power/low voltage terminal strip with multiple contacts
- 0 to 10 VDC input
- Boiler output regulation (adjustment of boiler output down to 50% of rated capacity)
- Low water protection device
- Freeze protection
- Output for one additional external pump
- Superior condensate collection system with overflow protection switch
- Additional flow restrictor to limit flow rate on domestic hot water circuit
- Vents in plastic PVC - CPVC - stainless steel - ULC S636 flexible polypropylene vent liner (chimney lining only)
- Vents up to 100 combined equivalent feet - 3 in venting, and 50 combined equivalent feet - 2 in venting
Application
- Residential Application
Includes
- Wall Mount Bracket
Standards/Approvals/Certifications
- AHRI Certified
- ASME Certified
- cETLus Listed
- ENERGY STAR Certified
- Energy Guide
- Ultra Low Nox Emissions SCAQMD Rule 1146.2
- Lead Free Compliant As Required By The Safe Drinking Water Act Section 1417
Warranty
- 10 years Limited