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Description
Navien NHB-55H: High-Efficiency Heating for Smaller Homes
The Navien NHB-55H is a premium high-efficiency condensing boiler designed to deliver reliable, cost-effective heating for smaller homes and residential spaces. With a 55,000 BTU capacity and a compact wall-mounted design, it’s a perfect choice for homeowners who want powerful performance without wasting energy or space.
Exceptional Energy Savings
With an impressive 95% AFUE efficiency rating, the NHB-55H uses advanced condensing technology to capture and reuse heat that traditional boilers lose. This means lower energy bills, reduced fuel consumption, and consistent warmth throughout your home.
Compact, Space-Saving Design
Unlike bulky traditional boilers, the NHB-55H is sleek, lightweight, and wall-mounted, making it ideal for condos, small houses, and tight mechanical rooms. Even with its compact size, it delivers strong, even heating.
Smart, Quiet, and Efficient Operation
Featuring advanced digital controls and built-in modulation, this boiler automatically adjusts its heat output based on real-time demand. You get:
Steady, comfortable temperatures
Reduced energy use
Quiet, efficient operation
Durable Stainless Steel Heat Exchanger
The high-quality stainless steel heat exchanger resists corrosion, improves heat transfer, and extends the lifespan of the unit. With low NOx emissions, the NHB-55H is also an environmentally responsible choice that meets strict air-quality standards.
Easy Installation & Simplified Maintenance
The NHB-55H supports multiple venting and piping options, making installation flexible and straightforward. Its self-diagnostic features and accessible service panels help ensure fast maintenance and long-term reliability.
A Smart Investment in Home Comfort
With its high efficiency, compact design, durable components, and intelligent control system, the Navien NHB-55H delivers exceptional comfort while keeping energy costs low. It’s a dependable, eco-friendly heating solution that brings long-term value to any small home.
Specification
| Category | Details |
|---|---|
| Make | Navien |
| Model | NHB-55H |
| Energy Efficiency (AFUE) | 95% |
| Fuel Type | Natural Gas |
| Heating Capacity | 55,000 BTU |
| Dimensions | 12″ D × 17″ W × 24″ H |
| Product Warranty | 15-Year Limited Warranty |
| Parts Warranty | 5 Years on Parts |
| Labor Warranty | 1 Year Labor Coverage |
Why Homeowners Trust Jimmy HVAC for Reliable Comfort
Reliable HVAC Solutions Built for Comfort, Efficiency, and Long-Term Peace of Mind.
Financing Options Available
Enjoy peace of mind with low monthly payments that make your costs easy to manage.
Transparent, Upfront Pricing
No hidden charges—just honest, clear pricing so you always know what to expect.
Licensed & Certified Technicians
TSSA-licensed experts ensure safe, reliable, and high-quality installations and repairs.
Free Installation Included
Enjoy hassle-free setup with free professional installation on every purchase.
Parts & Labour Warranty
Long-lasting protection with comprehensive parts coverage and an included labour warranty.
$100 Extra Off — This Week Only!
Call now to claim your offer and schedule installation.
Reviews
14 reviews for Navien NHB-55H Heating Boiler - For Homes Up To 1400 Sq.Ft
Get a Free Quote From a Licensed HVAC Expert
✅ 24/7 Support & Fast Response
✅ Trusted by 5200+ Happy Clients
✅ Licensed & Certified Technicians
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Service Area – Professional HVAC Installation & Replacement
Jimmy HVAC provides professional installation, replacement, and system upgrades for residential and light commercial HVAC equipment throughout the Greater Toronto Area. Our certified technicians ensure every system is installed according to manufacturer specifications, Ontario building codes, and industry best practices.
Whether you are upgrading to a high-efficiency system, replacing ageing equipment, or installing a new HVAC solution, our team serves homeowners and property managers across the GTA with reliable service and transparent pricing.
Cities We Serve
Toronto
Mississauga
Brampton
Vaughan
Markham
Richmond Hill
Oakville
Milton
Pickering
Ajax
Whitby
Oshawa
London
Barrie
Hamilton
Kitchener
Full-Service HVAC Solutions Across the GTA
Our services include:
Furnace installation & replacement
Air conditioner installation
Heat pump systems
Tankless water heaters
Boiler systems
HVAC system upgrades & retrofits
- Complete Commercial HVAC Solutions
Preventative maintenance & system inspections
Each installation is completed by licensed technicians to ensure optimal performance, long-term reliability, and energy efficiency.
In addition to professional installation, we provide detailed system assessment and proper equipment sizing to match your property’s heating and cooling requirements. Correct system sizing is critical for maximizing energy efficiency, maintaining consistent indoor comfort, and preventing premature equipment wear. Our team evaluates factors such as square footage, insulation levels, airflow design, and overall system compatibility before recommending any HVAC solution.
We focus on delivering installations that meet manufacturer specifications and industry standards, ensuring warranty compliance and long-term operational stability. From new construction projects to replacement of aging HVAC systems, every installation is carried out with attention to airflow balance, duct integration, ventilation requirements, and energy performance optimization.
Homeowners and property managers rely on Jimmy HVAC for dependable service, clear communication, and technically sound installations that reduce operating costs while improving year-round comfort. Whether upgrading to a high-efficiency furnace, installing a modern heat pump system, or replacing an outdated boiler, our goal is to provide durable HVAC solutions designed for consistent performance and long-term value.
Stephanie Adams –
Simple and straightforward service. The NHB-55H fits our needs perfectly, and installation was done in one visit.
Daniel Cho –
Good heating coverage for a smaller home. Jimmy HVAC delivered what was quoted, and the system runs quietly.
Monique Leblanc –
Very happy with the installation team. They answered questions and didn’t rush. The boiler has been steady so far.
Rachel Singh –
Quick response and fast installation. The Navien NHB-55H has been reliable and keeps our home comfortable.
Marco DeLuca –
Pricing was fair and clearly explained. The boiler works well for our 1,400 sq. ft. home. Installation went smoothly.
Lisa Turner –
Jimmy HVAC replaced our old unit with the NHB-55H. The house warms up faster now, and the installers were professional and easy to deal with.
Farhan Malik –
No issues with the heating so far. The service was decent, though scheduling took an extra day. Overall, the boiler does what it should.
Alex Petrov –
The install team did a solid job and cleaned up afterward. The boiler heats our place evenly and doesn’t make much noise.
Hannah Brooks –
Jimmy HVAC showed up on time and finished as promised. The system heats consistently. Would’ve liked a bit more guidance on basic maintenance.
Patrick Doyle –
Very smooth install. The Navien NHB-55H is a good fit for our 1,200 sq. ft. home and hasn’t had any issues so far.
Nadia Hussein –
The boiler itself works fine and heats the house properly. Installation was clean, but communication before the appointment could have been better.
Trevor Wilson –
Fast service and no delays. Jimmy HVAC installed the NHB-55H quickly and explained the system clearly before leaving.
Emily Park –
Good experience overall. The boiler works well for our smaller home and the install was completed the same day. Pricing was reasonable compared to others we checked.
Kevin Morris –
We installed the Navien NHB-55H heating boiler in our 1,300 sq. ft. bungalow. It heats evenly and runs quietly. Jimmy HVAC’s installation team was efficient and respectful.