Monday – Friday
7 AM to 5 PM

portland-family-owned-hvac

24/7 Scheduling & On-Call Techs

503.395.0360

portland-family-owned-hvac

Monday – Friday
7 AM to 5 PM

24/7 Scheduling & On-Call Techs

503.395.0360

Efficiency Heating & Cooling

Marylhurst HVAC Company —
Repair, Installation & Maintenance

NATE-certified HVAC contractors serving the Marylhurst, Oregon area. Licensed & insured Marylhurst HVAC professionals for furnaces, air conditioning, and heat pumps. Same/next-day service with 1,000+ five-star reviews.

  • Serving Marylhurst, Rivergrove, and West Linn’s Bolton/Robinwood—homes along OR-43/Willamette Dr and the Willamette River corridor.

  • Peak tune-ups: May–June (AC/heat pumps), Sept–Oct (furnaces before the cool, damp season).

  • Common issues: river-valley humidity and morning inversions, cottonwood/maple pollen, late-summer wildfire smoke, and mid-century crawlspace ducts that need sealing.

Jim is a great technician who is knowledgeable and professional. He understands the importance of his HVAC role and yet views it from a customer prospective. He is quick to ascertain issues and remedy problems while simultaneously keeping customers in-the-know. Thank You Jim!

Local HVAC pros Marylhurst trusts
for year-round comfort

Explore our Marylhurst HVAC Services

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AC Services

AC Services — Installation, repair, and seasonal tune-ups for central air and ductless systems in Marylhurst. From river-level cottages off Willamette Dr (OR-43) to townhomes near Mary S. Young Park, we design quiet solutions that handle river-valley humidity.

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Furnace Services

Furnace Services — Repair, replacement, and installation sized for Willamette River climates. We prioritize combustion/CO safety, variable-speed comfort, and sealed cabinets—ideal for mid-century crawlspace ducts common between Marylhurst and Lake Grove.

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Heat Pump Services

Heat Pump Services — Year-round comfort with cold-climate and dual-fuel options. We install, repair, and maintain efficient heat pumps tailored to hillside exposures and tight remodels between Lake Oswego and West Linn—plus smart controls and guidance on current rebates.

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DuctWork Services

Ductwork Services — Professional duct cleaning, sealing, and airflow balancing. Additions and long runs to back bedrooms often leave rooms uneven; we restore airflow, reduce blower strain, and improve whole-home comfort with comprehensive ductwork care.

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Other Solutions

Other Solutions — Indoor air quality upgrades (high-MERV filtration, air cleaners, humidity control, and fresh-air/ERV), maintenance plans, and light-commercial HVAC for studios and offices along OR-43. Our NATE-certified techs tailor low-noise, reliable comfort for Marylhurst homes year-round.

Marylhurst HVAC Customers Have Great Things to Say! Our Reviews from Marylhurst & Beyond.

Real Google reviews from our Milwaukie HQ and satellite offices in Portland and Happy Valley serving the Marylhurst community—Rivergrove, Glenmorrie & Forest Highlands (Lake Oswego), Bolton & Robinwood (West Linn), and homes along Willamette Dr (OR-43) near Mary S. Young Park and George Rogers Park.

Super personable guys- great detailed information- the kind of people I like doing business with
Friendly and efficient.. Would recommend.
Rob was super kind and helpful. He walked us through all of our options, letting us know which would make the most sense for us and our needs. He was transparent about upsides and downfalls of each system in regards to our home and was very prompt with getting and estimate back to us. Thanks Rob!
Very honest and knowledgeable. Work was scheduled very quickly!
Tristan was great, thorough, and very helpful when fixing our HVAC system
Rob was very thorough and very informative and very helpful in helping me stay price conscious. He was very clear in his expert opinion in helping me pick the right system ! He’s a credit to his company ; Efficiency Heating and Cooling . Carlos Chavez , Clackamas, Oregon
It's very refreshing to work with a contractor that has such a high level of integrity. Thanks for inspecting and maintaining mysystem in my house it was a clean job, and left me and my family feeling well cared for. I will recommend you. I appreciate Jason for explaining to me some of the details of what he completed..
Response from the owner:Thank you, G.W. Hartley, for your thoughtful review! We appreciate your trust in Efficiency Heating & Cooling and are delighted our service met your expectations. Your recommendations mean a lot to us!
We had an emergency, they came out the next day and had the problem fixed. Technician was friendly, knowledgeable and quick
Explaind what went wrong, what the fix was and had a suggestion on how to help avoid it happening again.
Jason did a great job and was very professional.
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Ratings shown are from our Google Business Profiles and may include nearby areas such as Lake Oswego, West Linn, and Rivergrove.
Read all our reviews.

Local Leaders Among Heating and Cooling
Companies in Marylhurst Oregon

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About Us

Local, NATE-certified techs serving Marylhurst, Rivergrove, and West Linn’s river corridor. We show up on time, protect floors, communicate clearly, and design quiet systems that fit your home.

Need Service?

Same/next-day repairs and right-sized installs. We stock common parts, verify combustion/CO safety, and tune airflow for river-valley humidity and foggy winter mornings along OR-43.

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Reviews

See what neighbors near Mary S. Young Park, Glenmorrie/Forest Highlands, and Lake Grove say about us—hundreds of 5-star Google reviews. Your feedback helps others choose confidently.

100% Guarantee

Licensed & insured (CCB #187834). We stand behind our workmanship and register manufacturer warranties—clean finish, low noise, and comfort that lasts through all the seasons.

Home Comfort solutions tuned to Marylhurst’s
river-valley micro-climate

CLIMATE & HEATING NEEDS in Marylhurst

  • Cool, damp winters with morning fog/inversions make homes feel colder than the thermostat reads.

  • Summer highs plus lakeside humidity raise cooling loads along Willamette Dr and tree-canopy streets.

  • Two-story and open-plan homes benefit from variable-speed heat and zoning for even room temps.

PROPERTY & MAINTENANCE CHALLENGES in Marylhurst

  • Cottonwood fluff and spring pollen from creek corridors clog filters and outdoor coils—pre-season cleaning is key.

  • Mid-century crawlspace ducts and additions cause hot/cold rooms without sealing and balancing.

  • Quiet neighborhoods favor low-noise equipment and careful condenser placement; ductless is ideal for offices/guest suites.

More Information

How the Willamette river corridor changes the HVAC playbook in Marylhurst

Marylhurst sits along Willamette Dr (OR-43) between Lake Oswego and West Linn, where morning fog, river inversions, and dense tree canopy make winters feel damper and summers stickier than nearby hills. Mid-century crawlspace ducts can leak heat, while newer remodels near Kruse Way are tight enough to need balanced ventilation. We right-size equipment, verify airflow/static pressure, and match filtration/ventilation to your home so comfort stays steady without wasting energy.

Homes we most often service around Marylhurst

  • River-level cottages and townhomes off Willamette Dr near Mary S. Young Park and George Rogers Park.
  • 1950s–1970s ranches/splits with original crawlspace ductwork in Lake Grove & Forest Highlands.
  • Two-story homes in Westlake, Palisades, and Uplands that benefit from zoning and low-noise, variable-speed equipment.

Furnace repair in Marylhurst — steady heat on foggy winter mornings

Early clues to fix before it becomes a no-heat call

  • Short cycling or long run times after damp, near-freezing nights.
  • Back rooms never reaching setpoint (usually a balance or leakage issue).
  • Musty/burning odors on first start-up from dust and moisture on heat exchangers.

When heat isn’t right, we start with combustion safety, CO, draft, and static-pressure tests to find root causes—then recommend the least-disruptive correction.

Air conditioning repair in Marylhurst — quiet cooling near the river

Central vs. ductless—match the system to your rooms

Variable-speed central AC excels in larger layouts and dehumidification; ductless shines in lake-level offices, studios, and additions where zoning and sound matter. If cooling drops on muggy afternoons or after cottonwood season, book quick diagnostics for AC.

Planning ahead? Compare options and plan a new central or ductless install sized to your rooms, noise goals, and budget.

AC maintenance timed to cottonwood and humidity

Schedule spring service before fluff hits coils. We check airflow, drain performance, and cabinet sealing so humidity control stays on point through July/August heat.

Heat pump installation in Marylhurst — efficient, low-noise comfort

Cold-climate heat pumps hold output on chilly mornings and deliver even, quiet heat—no “blast furnace” feel. Dual-fuel pairs with an existing gas line for rare deep-cold spells. Considering a switch? Start with a modern heat pump setup.

Keep performance sharp year-round

Protect efficiency and comfort with a seasonal check for heat pumps—we verify defrost logic, charge, airflow, and condensate management.

Air quality & ductwork for pollen, river humidity, and smoke

Small upgrades that make a big difference

  • MERV 11–13 media filtration (properly sealed) to capture cottonwood, maple/fir pollen, and wildfire particulates.
  • Sealed return drops and duct balancing to eliminate dusty drafts and hot/cold rooms.
  • Fresh-air/ERV strategies with humidity control for tight remodels near Kruse Way and Foothills.

If allergies or dust are constant, start with duct cleaning for allergies; we’ll pair it with the right filter and airflow tweaks for your space.

Light-commercial care along OR-43

Studios and professional offices on Willamette Dr need predictable comfort and low downtime. We provide planned maintenance, rapid diagnostics, and replacements scheduled around your hours—with clean documentation for owners and managers.

Your trusted HVAC partner in Marylhurst

From Rivergrove and Glenmorrie to Bolton and Robinwood, our NATE-certified team arrives on time, protects floors, and explains options in plain language. Expect same/next-day appointments, fair pricing, and guidance on rebates and simple monthly payments when upgrades make sense.

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Get a Quick & Accurate
Maryhurst HVAC Quote