Mercer Island Heating & Air Conditioning

Glendale Heating offers Services for Mercer Island, WA

Mercer Island Neighborhoods & Surrounding Areas We Serve

In Mercer Island

North EndSouth EndEast SeattleFirst HillMercerwoodFaben PointShorewoodTown Center

Nearby Eastside

BellevueNewcastleRentonIssaquahSammamishRedmondKirkland

Wider Region

SeattleWest SeattleKentTukwilaBurienSeaTac

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

Mercer Island HVAC Questions We Hear Often

Do Mercer Island homes typically have air conditioning?+

It's a real mix. Many mid-century homes in the North End and East Seattle neighborhoods were built without cooling, while newer custom builds often have it. If your home has forced-air ductwork, we can usually add a heat pump that cools in summer and heats efficiently the rest of the year without major remodeling.

How do you size a system for a larger Mercer Island home?+

We run a room-by-room load calculation rather than guessing from square footage. Larger island homes, especially waterfront properties around Faben Point and Shorewood, often have big window walls and uneven sun exposure that make one oversized unit a poor fit. Right-sizing, and sometimes zoning, keeps every floor comfortable and avoids the short-cycling that wears equipment out early.

Is a heat pump a good fit for Mercer Island's climate?+

Yes. Island winters rarely get cold enough to push a modern heat pump out of its efficient range, so one system can cover both heating and cooling for most of the year. We pair it with backup heat for the occasional cold snap and size it to your specific home rather than a rule of thumb.

How quickly can you get to a Mercer Island service call?+

Mercer Island is well within 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. Call and we'll give you an honest time window instead of a vague all-day wait.

Do you handle PSE rebates and tax credits?+

We do. Puget Sound Energy offers rebates on qualifying heat pumps, and federal tax credits may apply to eligible high-efficiency equipment. We confirm what your installation qualifies for and file the PSE paperwork on your behalf.

What does HVAC work cost on Mercer Island?+

We quote flat-rate pricing up front, so you'll have the number in writing before any work begins, with no surprise add-ons at the end. The total depends on the equipment and the home, but you'll always get a clear quote and a straight answer about what's necessary versus optional.