Review the specifications and installation requirements before ordering.
Review the specifications and installation requirements before ordering.
Find the right heating solution for your home. Review the model specifications below and contact us for help before ordering.
Price per unit · Applicable tax calculated at checkout
Handling: 1–2 business days · Transit: 5–7 business days
All 50 states + Washington, DC. Tracking sent after dispatch.
Coverage provided by Luverlo.
Full terms and conditions apply.
Return eligible unused items.
See policy for terms and costs.
The Navien NFC-250/200H is a high-efficiency condensing combi-boiler that combines space heating and domestic hot water production in a single compact unit. It delivers 95% AFUE efficiency and is Energy Star certified. The unit features a 15:1 turndown ratio for both heating and domestic hot water, ensuring precise temperature control and energy savings. Equipped with a new domestic hot water module with mixing and water adjustment valves, it provides consistent, comfortable hot water. Advanced controls with an intuitive interface and Setup Wizard simplify installation and operation, while built-in powered connections support up to three zone valves or pumps.
This boiler supports flexible venting options with 2" pipe runs up to 65 feet and 3" runs up to 150 feet. Its patented stainless steel fire tube heat exchanger and non-metallic condensate base ensure durability and reliability. The NFC-250/200H is approved for high altitude installations up to 10,100 feet on natural gas and propane, with conversion kits included. It can be common vented with up to seven NPE units or cascaded with up to fifteen units, allowing easy capacity expansion for larger heating demands.
Features
Applications
Related Video: NFC-H Condensing Fire Tube Combi-Boiler
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Luverlo warranty notice: Luverlo provides buyers with a full two-year warranty from delivery on products purchased through our online store. Luverlo pays for parts, labor and shipping for covered defects. Read the full warranty terms and claim procedures.
Gas appliances must be installed by a licensed professional in accordance with the manufacturer’s instructions and applicable local codes. Before ordering, confirm the correct fuel type, natural gas or propane, and ensure your site meets the venting, gas-supply sizing, and installation requirements.
Free standard shipping to all 50 U.S. states and Washington, DC. Handling takes 1–2 business days, followed by 5–7 business days in transit, Monday–Friday. Delivery times are estimates.
Eligible unused items may be returned within 30 days. Customers pay change-of-mind return shipping. Refund processing takes up to 14 business days. Warranty claims follow the separate warranty terms.
Luverlo provides a full two-year warranty from delivery, covering parts, labor and shipping for covered defects.
Need help choosing? Talk to Luverlo →
Review the specifications and installation requirements before ordering.
Find the right heating solution for your home. Review the model specifications below and contact us for help before ordering.
Price per unit · Applicable tax calculated at checkout
Handling: 1–2 business days · Transit: 5–7 business days
All 50 states + Washington, DC. Tracking sent after dispatch.
Coverage provided by Luverlo.
Full terms and conditions apply.
Return eligible unused items.
See policy for terms and costs.
The Navien NHB-55H is an indoor wall-hung condensing boiler for hydronic space heating. It is a heating-only boiler, not a combi-boiler with integrated domestic hot-water production.
Gas appliances must be installed by a licensed professional in accordance with the manufacturer’s instructions and applicable local codes. Before ordering, confirm the correct fuel type, natural gas or propane, and ensure your site meets the venting, gas-supply sizing, and installation requirements.
Manufacturer model information
Luverlo warranty notice: Luverlo provides buyers with a full two-year warranty from delivery on products purchased through our online store. Luverlo pays for parts, labor and shipping for covered defects. Read the full warranty terms and claim procedures.
Free standard shipping to all 50 U.S. states and Washington, DC. Handling takes 1–2 business days, followed by 5–7 business days in transit, Monday–Friday. Delivery times are estimates.
Eligible unused items may be returned within 30 days. Customers pay change-of-mind return shipping. Refund processing takes up to 14 business days. Warranty claims follow the separate warranty terms.
Luverlo provides a full two-year warranty from delivery, covering parts, labor and shipping for covered defects.
Need help choosing? Talk to Luverlo →
Review the specifications and installation requirements before ordering.
Find the right heating solution for your home. Review the model specifications below and contact us for help before ordering.
Price per unit · Applicable tax calculated at checkout
Handling: 1–2 business days · Transit: 5–7 business days
All 50 states + Washington, DC. Tracking sent after dispatch.
Coverage provided by Luverlo.
Full terms and conditions apply.
Return eligible unused items.
See policy for terms and costs.
The Navien NFC-250/175H combines hydronic space heating with domestic hot-water production. It uses a stainless steel fire tube heat exchanger.
Gas appliances must be installed by a licensed professional in accordance with the manufacturer’s instructions and applicable local codes. Before ordering, confirm the correct fuel type, natural gas or propane, and ensure your site meets the venting, gas-supply sizing, and installation requirements.
Manufacturer model information
Luverlo warranty notice: Luverlo provides buyers with a full two-year warranty from delivery on products purchased through our online store. Luverlo pays for parts, labor and shipping for covered defects. Read the full warranty terms and claim procedures.
Free standard shipping to all 50 U.S. states and Washington, DC. Handling takes 1–2 business days, followed by 5–7 business days in transit, Monday–Friday. Delivery times are estimates.
Eligible unused items may be returned within 30 days. Customers pay change-of-mind return shipping. Refund processing takes up to 14 business days. Warranty claims follow the separate warranty terms.
Luverlo provides a full two-year warranty from delivery, covering parts, labor and shipping for covered defects.
Need help choosing? Talk to Luverlo →
Review the specifications and installation requirements before ordering.
Hot water starts with the right fit. Explore the model details below and contact us for help choosing your water heater.
Price per unit · Applicable tax calculated at checkout
Handling: 1–2 business days · Transit: 5–7 business days
All 50 states + Washington, DC. Tracking sent after dispatch.
Coverage provided by Luverlo.
Full terms and conditions apply.
Return eligible unused items.
See policy for terms and costs.
The Navien NPE-210S2 is a condensing tankless water heater for indoor/outdoor installation. This listing is for the natural gas/propane configuration.
Gas appliances must be installed by a licensed professional in accordance with the manufacturer’s instructions and applicable local codes. Before ordering, confirm the correct fuel type, natural gas or propane, and ensure your site meets the venting, gas-supply sizing, and installation requirements.
Manufacturer model information
Luverlo warranty notice: Luverlo provides buyers with a full two-year warranty from delivery on products purchased through our online store. Luverlo pays for parts, labor and shipping for covered defects. Read the full warranty terms and claim procedures.
Free standard shipping to all 50 U.S. states and Washington, DC. Handling takes 1–2 business days, followed by 5–7 business days in transit, Monday–Friday. Delivery times are estimates.
Eligible unused items may be returned within 30 days. Customers pay change-of-mind return shipping. Refund processing takes up to 14 business days. Warranty claims follow the separate warranty terms.
Luverlo provides a full two-year warranty from delivery, covering parts, labor and shipping for covered defects.
Need help choosing? Talk to Luverlo →
Review the specifications and installation requirements before ordering.
Find the right heating solution for your home. Review the model specifications below and contact us for help before ordering.
Price per unit · Applicable tax calculated at checkout
Handling: 1–2 business days · Transit: 5–7 business days
All 50 states + Washington, DC. Tracking sent after dispatch.
Coverage provided by Luverlo.
Full terms and conditions apply.
Return eligible unused items.
See policy for terms and costs.
Navien NHB-150H - Condensing Heating Boiler - 150,000 BTU
The Navien NHB-150H is a high-efficiency condensing wall-hung boiler designed for indoor residential and light commercial heating. It delivers up to 95% AFUE with a 15:1 turndown ratio, providing precise temperature control and energy savings. Compact and wall-mounted, it measures 17.3" wide by 23.8" high and 12.8" deep, weighing 80 pounds. The boiler supports forced draft direct venting with flexible vent pipe options and lengths, allowing versatile installation.
This model includes advanced user controls and a built-in 3-zone controller to simplify multi-zone heating systems. Safety is prioritized with multiple built-in detectors and sensors, while certification to Energy Star and other standards ensures reliability. The NHB-150H is field convertible for use with natural gas or propane, meeting diverse installation needs.
Features
Applications
ZCS
Luverlo warranty notice: Luverlo provides buyers with a full two-year warranty from delivery on products purchased through our online store. Luverlo pays for parts, labor and shipping for covered defects. Read the full warranty terms and claim procedures.
Gas appliances must be installed by a licensed professional in accordance with the manufacturer’s instructions and applicable local codes. Before ordering, confirm the correct fuel type, natural gas or propane, and ensure your site meets the venting, gas-supply sizing, and installation requirements.
Free standard shipping to all 50 U.S. states and Washington, DC. Handling takes 1–2 business days, followed by 5–7 business days in transit, Monday–Friday. Delivery times are estimates.
Eligible unused items may be returned within 30 days. Customers pay change-of-mind return shipping. Refund processing takes up to 14 business days. Warranty claims follow the separate warranty terms.
Luverlo provides a full two-year warranty from delivery, covering parts, labor and shipping for covered defects.
Need help choosing? Talk to Luverlo →
Review the specifications and installation requirements before ordering.
Hot water starts with the right fit. Explore the model details below and contact us for help choosing your water heater.
Price per unit · Applicable tax calculated at checkout
Handling: 1–2 business days · Transit: 5–7 business days
All 50 states + Washington, DC. Tracking sent after dispatch.
Coverage provided by Luverlo.
Full terms and conditions apply.
Return eligible unused items.
See policy for terms and costs.
The Navien NHW-199AI is an indoor non-condensing tankless water heater with a built-in recirculation pump and buffer tank. This listing specifies natural gas.
Gas appliances must be installed by a licensed professional in accordance with the manufacturer’s instructions and applicable local codes. Before ordering, confirm the correct fuel type, natural gas or propane, and ensure your site meets the venting, gas-supply sizing, and installation requirements.
Manufacturer product information
Luverlo warranty notice: Luverlo provides buyers with a full two-year warranty from delivery on products purchased through our online store. Luverlo pays for parts, labor and shipping for covered defects. Read the full warranty terms and claim procedures.
Free standard shipping to all 50 U.S. states and Washington, DC. Handling takes 1–2 business days, followed by 5–7 business days in transit, Monday–Friday. Delivery times are estimates.
Eligible unused items may be returned within 30 days. Customers pay change-of-mind return shipping. Refund processing takes up to 14 business days. Warranty claims follow the separate warranty terms.
Luverlo provides a full two-year warranty from delivery, covering parts, labor and shipping for covered defects.
Need help choosing? Talk to Luverlo →