Tankless Water Heaters
MRCOOL DIY 5th Gen 12000 BTU 23.5 SEER2 1-Ton Mini-Split Heat Pump Complete System-25 ft. Pre-Charged Line Set-115-Volt-R454B DIY-12-HP-WM-115D25-O-CMB
MRCOOL DIY 5th Gen 18000 BTU 22.5 SEER2 1.5-Ton Mini-Split Heat Pump Complete System-25 ft. Pre-Charged Line Set-230-Volt-R454B DIY-18-HP-WM-230D25-O-CMB
MRCOOL DIY 5th Gen 24000 BTU 22.7 Seer2 2-Ton Mini-Split Heat Pump Complete System-25 ft. Pre-Charged Line Set-230-Volt-R454B DIY-24-HP-WM-230D25-O-CMB
MRCOOL DIY 5th Gen 36000 BTU 18 Seer2 3-Ton Mini-Split Heat Pump Complete System-25 ft. Pre-Charged Line Set-230-Volt-R454B DIY-36-HP-WM-230D25-O-CMB
Navien NCB-H Series High Efficiency – Condensing – Combi Gas Boiler – 130 MBH – 15:1 DHW
- 130 MBH heating input with 95% AFUE condensing efficiency
- Up to 10.4 GPM domestic hot water with 15:1 DHW turndown
- Stainless steel heat exchanger built for condensing operation
- Direct-vent sealed combustion, PVC or polypropylene venting
- Natural gas or propane operation
- Wall-mount cabinet only 12-4/5 in. deep
- ENERGY STAR qualified, electronic ignition
- 120V single-phase power
Navien NFB-C Series 399K BTU – High Efficiency – Condensing Heating Boiler
- 399,000 BTU/h input with 97.5% AFUE condensing performance
- Stainless steel fire tube heat exchanger, 9.6 gal water capacity
- Direct-vent sealed combustion with sidewall or vertical venting
- Natural gas with field-convertible propane operation
- Cascade-ready for multi-boiler light commercial plants
- ASME H stamped, CSA 4.9 certified and ENERGY STAR qualified
- Wall-mount cabinet: 25-1/10 in. W x 32-4/5 in. H x 22-3/10 in. D
- 120V single-phase power with electronic ignition
Navien NFB-H Series 199K BTU – High Capacity – Condensing Fire Tube Boiler – 95%
- 2" up to 60 ft and 3" up to 150, PVC, CPVC, PP, SS
- Common venting up to 8 boilers and cascading up to 16 boilers
- Patented SS Firetube Heat Exchanger w/non-metallic condensate dish
- Built-in 3 zone valves and 3 zone pumps controls
- 10:1 Turndown Ratio
- 15 yr HX, 5 yr parts, 1 yr labor residential warranty
- 10 yr HX, 3 yr parts, 1 yr labor commercial warranty
- Direct venting (2 pipes) and non-direct venting (1 pipe)
- Approved for high elevation up to 10,100 ft.
- Glycol up to 50%
Navien NFC-H Series 175K BTU – High Efficiency – Condensing Combi-Boiler – 15:1 DHW
- 175,000 BTU/h input, 95% AFUE condensing combi-boiler
- 5.4 GPM domestic hot water with 15:1 turndown
- Fire tube heat exchanger with 4.5 gal water volume
- Direct-vent sealed combustion, sidewall or vertical venting
- Natural gas or propane operation
- Residential and light commercial applications
- ENERGY STAR qualified with electronic ignition
- Wall-mount cabinet, 33-1/2 in. H x 17-3/10 in. D
Navien NHB-H Series 55 MBH – High Efficiency Condensing – Heating Boiler
- 55,000 BTU/h input with 95% AFUE condensing efficiency
- Deep modulation for small, low-heat-loss spaces
- Low-NOx burner meets strict emissions requirements
- Heating-only design, pairs with an indirect DHW tank
- Direct-vent sealed combustion, no chimney required
- Natural gas or propane operation
- Compact 24 in. indoor wall-mount cabinet
- ENERGY STAR qualified, 120V electronic ignition
Navien NHW-AE Series 199 MBH Outdoor Non-Condensing Natural Gas Tankless Water Heater
Navien NHW-AE Series 199 MBH Outdoor Non-Condensing Propane Gas Tankless Water Heater
Navien NHW-AI Series 199 MBH Indoor Non-Condensing Natural Gas Tankless Water Heater
- Stainless steel hex
- Built-in pump and buffer tank
- Residential & commercial applications
- Built-in recirculation pump & buffer tank
- NaviTech stainless steel heat exchanger and burner
- Interior unit for indoor installations
- NaviVent 3" x 5" concentric venting
- Available in NG or LP
- Cascading capable
- Low NOx emissions (20 ppm)