Infinity Heating & Air
Family-owned HVAC team · Graham, WA
WA Lic. INFINHA841B8
WA Lic. INFINHA841B8
Quick answer
Most South Sound homeowners pay $12,000–$20,000 for a fully installed cold-climate heat pump (ductless $6,000–$16,000; dual-fuel $14,000–$22,000). Federal Way homes are mostly 1960s–80s ramblers and split-levels running original ducts or electric baseboard, and mild damp winters and summers that increasingly justify real cooling shapes sizing out here. Representative Puget Sound installed ranges (Eco Services WA published benchmark, July 2026). Your Infinity written quote after a free on-site load calculation is exact. Call (253) 740-5135 for Infinity's exact written quote after a free on-site load calculation.
- Cold-climate ducted heat pumps typically run $12,000–$20,000 installed in the Puget Sound (Eco Jul 2026 benchmark).
- Ductless mini-splits often land $6,000–$16,000 depending on zone count.
- Dual-fuel (heat pump + furnace backup) typically runs $14,000–$22,000.
- A Manual J load calculation — not square footage — sets the right size for your house.
Good, Better, Best — Heat Pump Installation options in Federal Way, WA
| Tier | Option | Typical range | What it includes |
|---|---|---|---|
| good | Good — Ductless Mini-Split | $6,000–$16,000 | Per-zone ductless comfort without ductwork; multi-zone systems land toward the high end. Equipment, labor, and basic controls. |
| better | Better — Cold-Climate Ducted Heat Pump | $12,000–$20,000 | Variable-speed, all-electric heating + cooling sized on a Manual J — the most popular WA whole-home path when ducts are healthy. |
| best | Best — Dual-Fuel (Heat Pump + Furnace Backup) | $14,000–$22,000 | Cold-climate heat pump with gas-furnace backup for the coldest snaps — common on older Pierce County ducted homes. |
Get a free second opinion on any quote
Ranges on this page are educational. A licensed Infinity tech verifies another company's quote or diagnosis for free — honest read, no pressure.
What factors affect Heat Pump Installation prices in Federal Way, WA?
| Factor | Impact | Local note |
|---|---|---|
| Home size & ductwork condition | Bigger homes or leaky/undersized ducts need larger equipment or duct repairs before a heat pump even gets quoted. | A Manual J load calculation — never a square-footage guess — sets the real size. |
| Efficiency tier you choose | Good/Better/Best changes upfront cost, monthly operating cost, warranty length, and comfort. | Higher tiers pay back fastest in homes that run the system hardest — long winters or hot summer stretches. |
| Electrical panel & disconnect capacity | Older panels sometimes need an upgrade or a new disconnect to support higher-efficiency equipment. | We check panel capacity during the same visit as the load calculation, before we quote. |
| Local permits — Federal Way Building Division | Permit fees and inspection scheduling are part of the project timeline, not an optional extra. | We pull and manage the permit through Federal Way Building Division (MyBuildingPermit.com) as your licensed contractor. |
| Removal & disposal of old equipment | Hauling away and responsibly disposing of your old system is typically part of an installed quote. | Ask any installer to confirm this line item so quotes compare apples to apples. |
Ready for a real number for your home?
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Common questions about Heat Pump Installation cost in Federal Way, WA
Where do these heat pump installation price ranges come from?
Representative Puget Sound installed ranges (Eco Services WA published benchmark, July 2026). Your Infinity written quote after a free on-site load calculation is exact. Call (253) 740-5135 for a free Infinity estimate sized to your home.
What's included in an installed heat pump installation quote?
Equipment, labor, a matched coil or venting where needed, permit fees, and haul-away of the old unit are typically included — ask your installer to confirm scope line by line, since it varies project to project.
Does financing change what I pay per month?
Yes — Synchrony promotional financing lets you spread the project cost over time instead of paying in full upfront. All offers are subject to credit approval and minimum monthly payments are required.
Are utility rebates available for a heat pump?
Rebate programs vary by utility and change frequently. We check what your utility currently offers when we quote your project and handle the paperwork with you — we don't promise numbers a program may have changed.
Do I need a permit for a heat pump in Federal Way?
Yes — Federal Way Building Division requires a mechanical permit for a heat pump replacement (via MyBuildingPermit.com). Infinity pulls and manages the permit as your licensed WA contractor (Lic. INFINHA841B8), so you don't have to.