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Business Details
39 Years
experience
Expert HVAC Services in Cape Breton, NS
Northumberland Heating & Air Conditioning has been dedicated to providing comprehensive heating, cooling, and air quality solutions since 1987. Our team, led by owner Sheldon MacDonald, combines over 20 years of industry experience with specialized certifications in refrigeration mechanics, gas fitting, and geothermal design to deliver reliable residential and commercial services. We prioritize proper licensing, insurance, and ongoing training to ensure compliance with evolving technologies and safety standards. Our service area spans Eastern Nova Scotia and Cape Breton, where we offer installation, maintenance, and sales of energy-efficient systems like heat pumps, geothermal units, and air conditioners. We emphasize transparency by educating clients on maintenance requirements and warranty conditions, ensuring informed decision-making.

Our commitment to quality extends to commercial refrigeration services, including walk-in coolers and rooftop units, backed by personalized support. Sheldons local expertise, rooted in Cape Breton and honed through 25 years in Ontarios HVAC industry, ensures tailored solutions for regional climate challenges. We maintain partnerships with Efficiency Nova Scotia and the Canada Greener Homes Initiative to provide rebates and financing options for sustainable upgrades. Our dedication to E-E-A-T principles is reflected in our certifications, client-focused approach, and adherence to ethical business practices.
Services
Heat Pumps Geothermal Systems Air Conditioners Refrigeration Services Indoor Air Quality Solutions Furnace Installation Commercial HVAC Maintenance Ductless Systems Energy Efficiency Rebates Emergency Repairs
Details
  • Year established: 1987
Highlights and features
  • We have over 20 years of experience in residential and commercial HVAC systems.
  • Our team holds specialized certifications in refrigeration, gas fitting, and geothermal design.
  • We service everything we sell, including heat pumps, air conditioners, and geothermal systems.
  • We prioritize proper licensing, insurance, and adherence to safety standards.
  • We offer financing options through the Canada Greener Homes Initiative.
Associations and certifications
  • Licensed refrigeration mechanic
  • Gas fitter 1 license
  • Accredited Geothermal designer and installer
  • W.E.T.T. (Wood Energy Technology Transfer) certified
  • Nova Scotia safety certified
Services
Heat Pumps
Heat pumps provide energy-efficient heating and cooling by transferring heat rather than generating it. They reduce energy consumption by up to 75% compared to traditional systems, offering year-round comfort. Our certified technicians install and service ductless and central heat pump systems tailored to residential and commercial needs.
Geothermal Systems
Geothermal systems use underground loops to exchange heat with the earth, providing sustainable climate control. These systems lower operating costs by up to 60% while requiring minimal maintenance. We design and install customized geothermal solutions for new constructions and retrofits in residential and commercial properties.
Air Conditioners
We offer high-efficiency air conditioning units for residential and commercial spaces, including split systems and packaged units. Our installations ensure optimal airflow and humidity control, with maintenance services to extend equipment lifespan and maintain manufacturer warranties.
Refrigeration Services
Our refrigeration services cover walk-in coolers, freezers, and display cases for commercial clients. Sheldons refrigeration mechanic certification ensures proper installation and repair of units, maintaining food safety standards and energy efficiency in restaurants and retail spaces.
Indoor Air Quality
We improve indoor air quality through electronic air cleaners, humidifiers, and heat recovery ventilators. These systems remove allergens, control moisture levels, and ensure proper ventilation, creating healthier living and working environments while complying with building codes.
People
Sheldon MacDonald
Owner/Operator
Sheldon has over 20 years of HVAC experience, holding certifications in refrigeration mechanics, gas fitting, and geothermal design. He relocated his business to Cape Breton in 2011 after 25 years in Ontario, bringing expertise in residential and commercial climate control systems.
Questions
What HVAC services do you offer for residential clients?
We install and service heat pumps, geothermal systems, air conditioners, furnaces, and indoor air quality solutions for homes in Eastern Nova Scotia and Cape Breton.
Are your technicians certified for HVAC work?
Yes, our owner Sheldon MacDonald is a licensed refrigeration mechanic, gas fitter, and certified geothermal designer with over 20 years of industry experience.
Do you provide commercial HVAC services?
Yes, we offer commercial refrigeration, rooftop units, and climate control systems for businesses, including maintenance contracts and energy-efficient upgrades.
Can I get financing for energy-efficient upgrades?
Yes, we help clients access the Canada Greener Homes Grant and interest-free loans for qualifying HVAC installations and retrofits.
What maintenance is required for heat pumps?
Monthly filter changes, clearing outdoor unit debris, and annual professional inspections ensure optimal performance and warranty compliance for heat pump systems.
Do you service all brands of HVAC equipment?
We service all brands we sell and provide maintenance for existing systems, regardless of original installer, under warranty or service contracts.
Reviews (2)
Ja Boudreau
Jul 11, 2021 Report
Sheldon and his installers were professionals to the max. They installed our new propane furnace and the job came in as quoted. Highly recommended.
Jennifer Jesty
Jan 23, 2021 Report
I rate this company 10 stars!! The 2 fellas that came to my home to install my new heat pump were second to none! They were kind, friendly and accommodating. They went above and beyond for me and made the installation process painless. They showed nothing but respect for me as a brand new home owner, the did ZERO damage to my house. The installation was flawless and no detail was missed. They clearly take pride in their work and it showed. HIGHLY recommend!