Heating & Air Conditioning in SeaTac, WA

Professional Heating & Air Conditioning in SeaTac, WA

Need fast, dependable HVAC service in SeaTac, WA? Glendale Heating & Air Conditioning has served the airport corridor and South King County since 1938. From Angle Lake homes to mid-century houses around Bow Lake and McMicken Heights, our factory-trained technicians know SeaTac's mix of older oil systems, gas furnaces, and newer heat pumps inside and out.

Living near Sea-Tac International Airport means dealing with everything from coastal humidity rolling in off Puget Sound to indoor air quality concerns from the busy travel corridor. We help SeaTac homeowners with heating service, heat pump installation, central air conditioning, ductless mini-splits, furnace replacement, and especially indoor air quality upgrades — HEPA filtration, dehumidifiers, and fresh-air ventilation systems that make a real difference. Many SeaTac customers qualify for incentives through Puget Sound Energy rebates and ENERGY STAR federal tax credits.

Call (206) 243-7700 or request service online — same-week scheduling, free in-home estimates on installs, and flat-rate pricing across SeaTac.

A/C System Installation, Repair & Maintenance Services

SeaTac's mild-but-damp climate is hard on aging equipment, and the airport corridor adds a layer of indoor-air-quality concerns most cities don't deal with. Whether you need a brand-new system installed or want to keep your existing one running another decade, our SeaTac team has you covered.

What SeaTac Homeowners Call Us For

Furnace repair — pilot, ignition, blower, and gas-valve issues
Furnace replacement — high-efficiency gas & electric upgrades
Heat pump installation — efficient year-round comfort
A/C repair for warmer summer afternoons
Ductless mini-splits — perfect for additions and converted garages
Indoor air quality — HEPA filtration, fresh-air ventilation, humidifiers

Free in-home estimates, flat-rate pricing, and same-week scheduling for most SeaTac addresses. Call (206) 243-7700.

SeaTac Neighborhoods & Surrounding Areas We Serve

In SeaTac

Angle LakeBow LakeMcMicken HeightsRiverton HeightsSunset ParkMadronaTyee

Nearby South King

BurienDes MoinesNormandy ParkTukwilaKentFederal Way

Wider Region

SeattleTacomaBellevueRentonAuburnWest SeattleNorthgate

❄ Glendale Heating & Air Conditioning — family-owned and South Sound–based since 1938. Our factory-trained SeaTac technicians deliver honest, flat-rate quotes, same-week scheduling, and the kind of follow-through that keeps homes along the airport corridor and across South King County comfortable year after year.

SeaTac HVAC Questions We Hear Often

Do SeaTac homes really need air conditioning?

More and more do. Homes near the airport corridor and up in McMicken Heights often keep windows shut against jet noise, which means they cannot rely on a cross breeze to cool down on hot evenings. When summer heat builds, that trapped air gets uncomfortable fast. A heat pump lets you stay sealed up and quiet while still cooling the house, and it heats efficiently the rest of the year.

Is a heat pump a good fit for the SeaTac climate?

Yes. SeaTac winters rarely drop into the range where a modern heat pump struggles, so a single system can handle both heating and cooling for most of the year. We usually pair it with a backup heat source for the occasional cold snap and size the unit to your home rather than to a rule of thumb, which keeps it quiet and efficient.

Will a new system help with airport noise and air quality?

It can. Sealing your home and running a properly sized heat pump means you keep the windows closed against jet noise without sacrificing comfort. Pairing that with good filtration or an air purifier also helps with the dust and particulates that come with living near a busy airport, so neighborhoods like Angle Lake and Bow Lake benefit on both fronts.

How quickly can you get out to SeaTac for service?

SeaTac is right in the middle of our service area, so we can usually offer same-week appointments and we keep room in the schedule for no-heat and no-cool emergencies. When you call we give you an honest arrival window instead of a vague all-day promise.

Do you handle the rebate and tax-credit paperwork?

We do. Puget Sound Energy offers rebates on qualifying heat pump installations, and federal tax credits may apply to certain high-efficiency systems. We confirm what your specific install qualifies for before the work begins and file the PSE paperwork on your behalf.

What HVAC services do you offer in SeaTac?

We install, repair, and maintain heat pumps, gas and electric furnaces, ductless mini-splits, and air conditioners, plus indoor air quality and duct work. Whether you are replacing an aging furnace in Riverton Heights or adding cooling near Angle Lake, we will walk you through the options and give you a clear, flat-rate quote.

Heating Services in SeaTac, WA

Stay warm and cozy in your SeaTac home or business with Glendale Heating’s expert heating services. We specialize in keeping your space comfortable during Washington’s chilly winters while helping you save on energy bills. From furnace repair to heat pump installation and oil delivery, our skilled technicians provide reliable, high-quality solutions tailored to your needs.

Comprehensive Heating Solutions in SeaTac

At Glendale Heating, we offer a full range of heating services to ensure your home or business stays warm and efficient:

Furnace Repair: Fast, dependable repairs to restore your furnace’s performance.
Heat Pump Installation: Energy-efficient heat pump systems for consistent comfort.
Oil Delivery: Timely and reliable oil delivery to keep your heating system running smoothly.
Maintenance & Tune-Ups: Preventative care to extend the life of your heating system and improve efficiency.

24/7 Emergency Heating Services in SeaTac

Heating emergencies don’t wait for convenient times. That’s why our experienced technicians are available 24/7 in SeaTac for prompt emergency repairs. Whether your furnace breaks down or your heat pump fails, we respond quickly to resolve issues, ensuring you’re never left in the cold.