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41 Years
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Emergency
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Expert HVAC Services in Portland, OR
Cost Plus Heating & Air is a family-owned HVAC contractor serving Portland, Oregon since 1985. Our company specializes in gas furnace installations, water heating solutions, ductless mini-split systems, and fireplace services. With decades of combined experience, our NATE-certified technicians deliver expert installations, repairs, and maintenance for residential heating and cooling systems. We maintain partnerships with industry leaders like American Standard and NW Natural while adhering to rigorous certification standards through Energy Trust Trade Ally programs. Our commitment to quality is demonstrated through comprehensive warranties, including 10-year manufacturer parts coverage and 2-year labor warranties on new system installations.

We prioritize customer satisfaction through transparent pricing, personalized service, and 24/7 emergency availability. Our team of salaried professionals receives ongoing training to stay current with evolving HVAC technologies and best practices. We serve the St. Johns neighborhood and surrounding Portland areas with locally tailored solutions that emphasize energy efficiency and long-term system performance. Our reputation for reliability and technical expertise has been built through consistent delivery of high-quality HVAC services for over three decades.
Services
Furnace Installations AC Installations Ductless Systems Water Heaters Indoor Air Quality
Details
  • Year established: 1985
Highlights and features
  • Locally owned & operated for over 35 years
  • NATE Certified Technicians with specialized expertise
  • Evening & weekend service availability
  • Salaried professionals with no subcontractors
  • 10-year manufacturer warranties on new systems
Associations and certifications
  • NATE Certified Technicians
  • American Standard Customer Care Dealer
  • NW Natural Preferred Contractor
  • Energy Trust Trade Ally
What people say
Prompt, professional service Exceptional at what he does Reasonably priced Knowledgeable technician Ethical and caring
Services
Furnace Installations
We provide expert furnace installations for residential properties, specializing in high-efficiency gas models. Our technicians assess home characteristics to determine optimal system sizing and configuration. All installations include comprehensive warranties with 10-year manufacturer parts coverage and 2-year labor protection, ensuring long-term reliability and customer satisfaction.
AC Installations
Our air conditioning installations focus on energy-efficient systems tailored to home specifications. We offer complete system replacements and new installations with proper sizing calculations considering square footage, insulation, and climate factors. All new AC systems receive extended warranty coverage and post-installation equipment registration for maximum protection.
Ductless Systems
We specialize in ductless mini-split installations for homes requiring zoned temperature control. Our certified technicians handle both single and multi-zone systems, ensuring proper placement and efficient operation. These energy-saving solutions work well for older homes without existing ductwork and offer year-round comfort with combined heating and cooling capabilities.
Water Heaters
We offer comprehensive water heater solutions including traditional tank models and modern tankless systems. Our installations focus on energy efficiency, space optimization, and long-term reliability. Tankless options provide on-demand hot water while qualifying for energy rebates and tax credits, making them a smart investment for Portland homeowners.
Indoor Air Quality
Our indoor air quality services address ventilation, filtration, and humidity control to create healthier living environments. We install advanced air purification systems and recommend appropriate solutions based on home characteristics. Proper air quality management improves comfort, reduces allergens, and enhances overall system efficiency while extending equipment lifespan through reduced operational strain.
People
Steve
Owner
Steve has owned and operated Cost Plus Heating & Air for over 35 years. He personally handles customer service, diagnostics, and complex repairs while managing technician training and quality control. His deep technical knowledge and commitment to personalized service have earned consistent positive reviews from Portland customers.
Questions
What HVAC services do you offer?
We provide furnace and AC installations, ductless mini-split systems, water heater services, indoor air quality solutions, and comprehensive maintenance programs for residential customers in Portland.
Do you offer emergency HVAC service?
Yes, we provide evening and weekend service calls for urgent heating and cooling needs in the Portland area.
What certifications do your technicians hold?
Our team includes NATE-certified technicians and we maintain partnerships with industry leaders like American Standard and NW Natural.
Are financing options available?
Yes, we offer financing options and rebates including up to $1500 on new HVAC systems and $250 instant rebates for qualifying customers.
What areas do you serve?
We primarily serve Portland, Oregon including the St. Johns neighborhood and surrounding communities within the metropolitan area.
What warranties do you offer?
New system installations include 10-year manufacturer parts warranties and 2-year labor warranties, with equipment registration handled by our team.