Heating & Cooling in Maple Valley, WA

HVAC, Cooling & Heating Services in Maple Valley, Washington

Discover outstanding heating and cooling services with superior value and dependability across Maple Valley, WA. As a reliable, third-generation family-owned business, we deliver premium-quality service supported by generations of expertise. We keep your home comfortable year-round.

Expert Heating Services in Maple Valley, WA

Our expert technicians are ready in Maple Valley for fast installations, repairs, and maintenance. We handle furnaces, heat pumps, air conditioners, and more. Select Glendale for reliable, top-quality HVAC service that prioritizes your comfort. Call us today for a free estimate!

Maple Valley Neighborhoods & Surrounding Areas We Serve

In Maple Valley

Lake WildernessTahomaCedar DownsSummit ParkWitte RoadDiamond HillsLake SawyerCedar River

Nearby SE King County

Black DiamondCovingtonRentonKentRavensdaleHobart

Wider Region

SeattleTacomaBellevueAuburnIssaquahSammamishEnumclawFederal Way

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

HVAC Services for Maple Valley

Heating Services

Furnace repair, replacement, and professional installation.
Heat pump systems (installation, repair, and maintenance).
Oil, natural gas, and electric furnaces.
Oil tank services and replacement.
Convenient automatic heating oil refill delivery.

Cooling Services

Air conditioning installation, repair, and routine service.
Ductless mini-split system installation and maintenance.

Indoor Air Quality Solutions

Whole-home humidifiers and dehumidifiers.
Energy recovery ventilation systems.
Advanced air filters and purification products.
UV lighting systems for cleaner, healthier air.

Additional Services

Custom ductwork design, fabrication, and installation (using our on-site sheet metal shop).
Comprehensive HVAC maintenance plans.
Professional air filtration system upgrades.