Refrigerant
Refrigerant is the coolant chemical used in HVAC air conditioning systems to absorb and release heat for cooling homes.
Estimated value as of 2026 · Source: Average from 2025-2026 HVAC pricing guides for common R-410A refrigerant (e.g., …
Fun Fact
R-22 'Freon' prices have skyrocketed from $200-$400/lb in 2022 to $400+/lb in 2026 due to EPA phaseout, making system upgrades often cheaper than recharges.
Price History
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Snow Plowing
Snow plowing is a professional service using plow trucks to clear snow from driveways, sidewalks, and parking areas for residential and commercial properties in the United States.
Grand Piano (Steinway & Sons Model D)
Professional-grade concert grand piano with 9-foot frame.
4-Year College Degree
Average total cost of a 4-year degree at a public university (in-state).
Rolex Daytona 'Paul Newman' 1969
A rare 1969 Rolex Daytona Reference 6239 with exotic dial, the iconic sports chronograph worn by actor Paul Newman for 15+ years.