Danil Sokolov
With SPS Pro Services since 2021 · 8+ years in the trade, serving King and Snohomish counties.
What Danil works on
Articles by Danil
AC Compressor Going Bad? Signs, Tests and Repair Costs
Learn the warning signs of a failing AC compressor, how to test it, and realistic Seattle-area repair or replacement costs.
August 13, 2026Do Heat Pumps Use a Lot of Electricity? Real Numbers
Real kWh and dollar numbers for heat pump electricity use in Seattle, King and Snohomish County, with PSE and SnoPUD rate comparisons.
August 13, 2026Ductless vs. Ducted Heat Pump: Which Fits Your Home?
Ductless mini-split or ducted heat pump? Compare costs, efficiency, and fit for Seattle-area homes with real PSE/SnoPUD numbers.
August 13, 2026Heat Pump Auxiliary and Emergency Heat, Explained
Auxiliary and emergency heat on your heat pump explained: what they cost on PSE and SnoPUD rates, when they kick in, and how to avoid overuse.
August 13, 2026Heat Pump Not Heating in Cold Weather? Causes and Fixes
Heat pump blowing cold air during a Seattle cold snap? Here's what actually causes it, what you can check, and when to call a tech.
August 13, 2026How Central Air Conditioning Works, Explained Simply
A field tech breaks down central AC in plain terms, compares it to heat pumps, and covers Seattle-area cost and sizing questions.
August 13, 2026How to Clean AC Condenser Coils Safely (Step by Step)
Learn how to clean your AC condenser coils safely, step by step, and see what dirty coils cost you in PSE and SnoPUD bills each summer.
August 13, 2026Signs of a Refrigerant Leak in Your AC or Heat Pump
Learn the warning signs of a refrigerant leak in Seattle-area AC and heat pump systems, plus real repair costs and what to do next.
August 13, 2026What Is a Cold-Climate Heat Pump — and Do You Need One?
A Seattle HVAC tech explains cold-climate heat pumps, real PSE/SnoPUD cost numbers, and how to decide if your home needs one.
August 13, 2026What Is a HEPA Filter and Is One Worth It at Home?
HEPA means 99.97% capture at 0.3 microns — but your furnace can't use one. What works instead, and what it costs from $80 to $900.
August 11, 2026Why Is My AC Freezing Up? Causes From Real Service Calls
A Seattle-area tech ranks the 5 real causes of a frozen AC coil, explains the thaw-first rule, and lists repair costs from $189 to $1,200.
August 9, 2026How a Mini-Split Works — and Why the PNW Loves Them
A mini-split heats and cools with no ducts, modulating instead of blasting. How the parts work, and why installs here run $3,800–$9,500.
August 8, 2026AC Leaking Water: The Condensate Drain Fix Explained
Why your AC drips a gallon-plus of water a day, how a $200-$450 condensate drain fix works, and when a leak means real trouble — from a Seattle tech.
August 6, 2026AC Not Turning On or Not Cooling? A Field Checklist
A Seattle HVAC tech's step-by-step checklist for a dead or warm-blowing AC, plus real repair costs — capacitors, the #1 fix, run $189-$350.
August 5, 2026How Long Does an AC Unit Last in the Seattle Area?
A Seattle-area HVAC tech explains why central AC lasts 15-20 years here, what kills units early, and when repair beats a $5,500+ replacement.
August 5, 2026AC Sizing for Seattle Summers: Why Bigger Isn't Better
Oversized AC units waste money and comfort in Seattle homes. Here's how proper sizing (Manual J) saves kWh and dollars on your PSE bill.
July 9, 2026The Best Smart Thermostats for Pacific Northwest Homes (2026)
A heat pump specialist compares Ecobee, Nest, Sensi, and Mysa for Seattle-area homes, with real PSE and Snohomish PUD cost math.
July 9, 2026Heat Pump vs Furnace: Real Cost Comparison for Seattle
Danil Sokolov breaks down real kWh and dollar costs of heat pumps vs gas furnaces for Seattle homes, with PSE rate math and a comparison table.
July 9, 2026Heat Pump vs. Furnace in Seattle: What Actually Makes Sense in 2026
Danil Sokolov breaks down heat pump vs. furnace costs, efficiency, and real-world performance for Seattle-area homes in 2026.
July 9, 2026Mini-Split vs. Central AC in the Pacific Northwest: An Honest Comparison
A Seattle heat pump specialist compares mini-splits and central AC for PNW homes, with real cost ranges and kWh math.
July 9, 2026What Is a Heat Pump and Is It Right for a Seattle Home?
Danil Sokolov breaks down how heat pumps work, real PSE and SnoPUD cost math, and whether one fits your Seattle-area home.
July 9, 2026What Is HVAC? A Plain-English Guide for Homeowners
HVAC explained in plain English: heating, cooling, and ventilation basics for Seattle-area homeowners, with real cost ranges and a quick checklist.
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