Guides
Heat pump guides for Seattle homeowners
Plain explanations of the decisions behind a heat pump project, grouped by the service they relate to.
Ducted Heat Pump Installation in Seattle
Cost GuideHow Much Does Heat Pump Installation Cost in Seattle?Seattle-area price ranges for ducted heat pumps, the handful of factors that move a quote by thousands of dollars, and what City Light, Seattle and PSE take off the top.Read →LearnHeat Pump Rebates in Seattle: What's Available and How It StacksEvery heat pump incentive that applies in Seattle and the nearby suburbs who qualifies for each, and the conditions that cause people to miss them.Read →LearnDo Heat Pumps Work in a Seattle Winter?Seattle's winter numbers, what a heat pump does on a damp 35°F morning, why the air feels different from a furnace, and when a cold-climate model is worth it.Read →Decision GuideDucted vs Ductless Heat Pump: Which Is Right for Your House?A mini split is a heat pump too. The real question is how the heat gets to the rooms, and the ducts you have, or don't have, usually answer it.Read →LearnHow Is a Heat Pump Sized? Manual J ExplainedWhat a load calculation measures, why the old furnace's nameplate misleads, and how Seattle's energy code turns a room-by-room heat loss into the right heat pump.Read →LearnWhat Electrical Panel Does a Heat Pump Need?A heat pump's circuit is rarely the problem. The backup heat, the rest of the house's load and the service size decide whether a panel upgrade belongs in the scope.Read →LearnWhat Permits Does a Heat Pump Need in Seattle?Seattle treats a split heat pump as refrigeration work, which changes who can install it. Here is every permit, fee and inspection, and how the suburbs differ.Read →LearnSeattle Heat Pump Noise Rules: Limits, Side Yards and SetbacksSeattle regulates heat pump sound at the property line, not distance from it. Here is how the limit works, when a side yard triggers review and what fixes a unit that is too loud.Read →LearnHow to Compare Heat Pump QuotesSeattle homeowners regularly get heat pump quotes thousands of dollars apart for the same house. Most of that gap is scope. Here is how to line quotes up so you are comparing the same job.Read →LearnThe Heat Pump Installation Process, Step by StepWhat happens from the first measurement to the final inspection, why each step depends on the one before it, and the commissioning checklist that separates a system that performs from one that merely runs.Read →LearnHow Does a Heat Pump Work?A heat pump is an air conditioner that can run backward. Here is the refrigeration cycle in plain terms, what each component does, and why defrost and airflow matter so much in Seattle.Read →
Heat Pump Replacement in Seattle
Cost GuideHow Much Does Heat Pump Replacement Cost in Seattle?What it costs to replace an existing ducted heat pump in the Seattle area, why the refrigerant rule changes the scope, and which parts of a quote are worth questioning.Read →Decision GuideVariable-Speed vs Single-Stage Heat Pump: Which Is Worth It in Seattle?How single-stage, two-stage and inverter heat pumps differ, why Seattle's long shoulder seasons favor modulation, and when the simpler machine is still the sensible buy.Read →LearnSEER2, HSPF2 and COP: How to Read Heat Pump Efficiency RatingsWhat the efficiency numbers on a heat pump quote actually measure, which one matters most in Seattle, and how to confirm a system meets City Light's rebate tiers.Read →LearnR-454B Heat Pumps: What Washington's Refrigerant Change Means for YouSince January 1, 2026, new heat pumps in Washington can't use R-410A. Here is what replaced it, what the A2L safety class means, and why a replacement now often includes more than the outdoor unit.Read →LearnHeat Pump Maintenance: A Seattle Owner's GuideMost of what keeps a heat pump healthy is simple and up to the owner. Here is what to do, how often, what salt air near Puget Sound changes, and which signs need a technician.Read →
Oil to Heat Pump Conversion in Seattle
Cost GuideHow Much Does an Oil to Heat Pump Conversion Cost in Seattle?An oil conversion is two budgets in one: the heat pump and the tank. Here is how each one is priced in Seattle, what pushes them up, and which rebates and grants come off the top.Read →Decision GuideHeat Pump vs Oil Furnace: Which Makes Sense for a Seattle Home?Why there is no official oil price to compare against, how to run the numbers with your own delivery invoice, and the tank question that usually settles the decision.Read →
Dual Fuel Heat Pump Installation in Seattle
LearnPSE Heat Pump Rebates: Who QualifiesPuget Sound Energy's heat pump rebates for Eastside and suburban homes, the service conditions that decide eligibility, and the installer rule that changed on April 2, 2026.Read →LearnHeat Pump Auxiliary Heat: Backup Settings That Keep Bills DownBackup heat is where a well-chosen heat pump either saves money or quietly wastes it. Here is how auxiliary heat, emergency heat and dual fuel changeover should be set in Seattle.Read →
Furnace to Heat Pump Conversion in Seattle
Decision GuideHeat Pump vs Gas Furnace in Seattle: Which Is the Better Choice?The answer depends mostly on who sells you electricity. Here is the running-cost math for City Light and PSE homes, what each system feels like, and when keeping gas still makes sense.Read →LearnWhat Does a Heat Pump Cost to Run in Seattle?The answer depends on who sells you electricity. Here is the math for City Light, PSE electric and PSE gas, and how to estimate your own house from last winter's bills.Read →