Heat Pump on Utility Explained

Heat Pump Running All Day in Winter? What Is Normal vs a Problem

Sat, 27 Dec 2025 00:00:00 +0000

The problem: it seems like the heat pump never stops

Your heat pump has been running for hours. The house is warm, but the system never seems to shut off. It feels like something is wrong.

In winter, long runtimes can be normal because heat pumps move heat instead of making it. Still, there is a line between normal and inefficient. This guide helps you tell the difference.

If you want the full system overview first, start with Heating & Cooling Explained.

Why Is My Furnace Blowing Cold Air? 9 Common Causes

Sat, 27 Dec 2025 00:00:00 +0000

The problem: the heat is on, but the air feels cold

You set the thermostat to heat. The system turns on. Then a rush of cool air comes out of the vents. It feels backwards, and it is hard to tell if something is wrong or if this is normal.

The good news is that many "cold air" moments have simple explanations like fan settings, warm-up cycles, or airflow issues. This guide walks you through the most common causes in plain English.

Gas vs. Electric Heating: Cost Comparison for Real Homes

Fri, 26 Dec 2025 00:00:00 +0000

The big picture: fuel cost and system efficiency

Heating cost is driven by two main factors: the price of the fuel and how efficiently your system turns that fuel into heat. Gas furnaces are often cheaper to run because natural gas prices per unit of energy are usually lower than electricity prices. However, high-efficiency electric heat pumps can close the gap in mild climates.

Comparing costs requires looking at actual rates and equipment efficiency. A well-insulated home with a modern heat pump may spend less than a drafty home with an older gas furnace, even if gas is cheaper per unit.

AFUE vs SEER vs HSPF vs COP: HVAC Efficiency Ratings in Plain English

Thu, 25 Dec 2025 00:00:00 +0000

The short answer

HVAC efficiency ratings tell you how effectively a system turns fuel or electricity into heating or cooling. The tricky part is that different systems use different ratings.

AFUE is for furnaces and boilers (how much fuel becomes usable heat).
SEER is for air conditioning (cooling efficiency over a season).
HSPF is for heat pumps in heating mode (seasonal heating efficiency).
COP is for heat pumps at a specific condition (instant efficiency).

This guide gives you a simple framework to compare ratings without feeling like you need an engineering degree. For the broader HVAC primer, see Heating & Cooling Explained.

Aux Heat vs Emergency Heat: What They Mean on Your Thermostat (Plain English)

Thu, 25 Dec 2025 00:00:00 +0000

The short answer

Aux Heat (auxiliary heat) usually means your heat pump is running backup heat to keep up with demand--often during cold snaps, defrost cycles, or when you raise the thermostat several degrees at once.

Emergency Heat is typically a manual mode you switch on when the heat pump itself can't run properly (for example, it's malfunctioning). In many homes, emergency heat uses the same backup heater as aux heat--but forces the heat pump to stay off.

Why Is My Electricity Bill So High in Winter? (7 Reasons + Fixes)

Thu, 25 Dec 2025 00:00:00 +0000

The short answer

Winter electric bills often spike because your home uses more energy for heating, longer lighting hours, and running appliances that work harder in cold weather. Even small temperature gaps, like a leaky window or unsealed door, can force electric heaters or heat pumps to run longer. The result is more kilowatt-hours (kWh) billed at the same price, so the total jumps even if your rate does not change.