The pressure switch is a small yet critical safety device in a furnace that confirms the draft inducer and venting system are operating correctly before allowing ignition. This article explains what a pressure switch does on a furnace, how it works, common failure symptoms, diagnostic steps, and practical guidance on replacement and maintenance for U.S. … Read more
Can You Clean A Furnace Ignitor Safely answers practical questions about whether an ignitor can be cleaned, how to do it, what tools and precautions are required, and when replacement is the better option. This guide focuses on common U.S. residential furnaces and covers both hot surface ignitors and spark ignitors. Ignitor Type Cleaning Possible? … Read more
Bosch 20 SEER heat pump reviews analyze performance, efficiency, and real-world value for homeowners considering a high-efficiency HVAC upgrade. This article covers model options, installation considerations, running costs, reliability, noise, warranty details, and comparisons to competing brands to help informed decisions. Model SEER Capacity Range Key Feature Typical Pros Typical Cons Bosch Inverter Ducted Unit … Read more
The furnace blowing cold air can be confusing and uncomfortable, especially during cold months. This article explains why a furnace might blow cold air, how furnaces work, step-by-step troubleshooting, common repairs, cost estimates, and safety tips. It equips homeowners with practical information to identify issues and decide whether to attempt fixes or contact a professional. … Read more
Heat pump water heaters (HPWHs) use ambient air to move heat into water, offering significant energy savings over traditional electric resistance tanks. In cold climates their performance depends on system design, placement, and whether a cold-climate model or hybrid strategy is used. This article examines how HPWHs function in chilly conditions, installation best practices, performance … Read more
The question “Is there a reset button on a furnace?” is common among homeowners troubleshooting heating issues. This article explains when furnaces include a reset button, where to find it, safe reset procedures, alternatives, and when to call a professional. It focuses on U.S. residential systems and common makes and models. Furnace Type Reset Button … Read more
A Goodman furnace that won’t run and displays no error codes can be frustrating. This guide helps diagnose and resolve common causes when the furnace shows no diagnostic codes, covering safety checks, electrical and control issues, airflow problems, ignition failures, and when to call a technician. Symptom Likely Causes Quick Action Furnace Completely Dead Power … Read more
Airflow furnace filters are essential components that protect HVAC systems and improve indoor air quality. This article explains how airflow interacts with filter selection, the impact on furnace efficiency, installation best practices, and maintenance schedules to maximize longevity and performance. It also covers common problems and practical solutions for U.S. homeowners and building managers. Filter … Read more
Replacing an AC or furnace is a significant home expense that affects comfort, energy bills, and property value. This article explains AC and furnace replacement cost ranges, the factors that drive prices, savings opportunities like rebates and financing options, and practical steps to plan and manage replacements effectively. System Low-End Cost Average Cost High-End Cost … Read more
When A Heat Pump Not Working Below Freezing, It Can Leave A Home Vulnerable To Cold And Spike Energy Bills. This Guide Explains Why Heat Pumps Struggle In Subfreezing Weather, How To Diagnose Common Issues, Steps For Safe Troubleshooting, And When To Call A Professional. Problem Likely Cause Quick Fix Unit Not Heating Refrigerant Leak … Read more