Frequently Asked Questions (FAQ)

Welcome to our FAQ page for Lawrence Heating & Air in Philadelphia, Pennsylvania. We understand that heating, cooling, and air quality issues can arise anytime, and knowing how to address them can be challenging. That’s why we’ve created this page to answer some of the most common questions we receive from our customers.

Whether you’re experiencing uneven heating, struggling with dry air, or have questions about maintaining your HVAC system, we’re here to help. Our experienced HVAC technicians are dedicated to providing exceptional service and expertise to keep your home comfortable and efficient year-round. We hope you find this page helpful, and if you have any additional questions, please don’t hesitate to contact us.

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Why is my house so dry in winter?

The low humidity levels during winter can make your house feel dry. Heating systems further exacerbate the issue as they draw moisture from the air. To solve this issue, consider installing a humidifier to add moisture back into the air.


Why does my heat pump struggle when it is cold outside?

Heat pumps transfer heat from the outside to the inside. When the temperature drops too low, the heat pump will struggle to find heat to transfer, causing the system to work harder. Consider a backup heating system or a more efficient heat pump to solve this issue.


Why is it hot on my upper floor in summer when I have central air?

This common issue is caused by inadequate insulation, poor ductwork, or a poorly sized AC unit. A professional HVAC technician can diagnose the issue and offer solutions like duct sealing, insulation installation, or upgrading to a larger AC unit.

A/C Installation & Repair in Philadelphia


Why does one radiator not work?

The issue could be caused by trapped air in the system or a blockage in the radiator. Try bleeding the radiator first, and if the issue persists, contact an HVAC technician for further diagnosis and repairs.


How often should I change my filter?

how often should you change your filter? HVAC FAQ philadelphia paChanging your filter every 1-3 months is recommended, depending on your usage and filter type. A clogged filter can reduce airflow and put extra strain on your HVAC system.

Air Quality Evaluation in Philadelphia



How often should I have my equipment inspected and maintained?

It’s recommended to have your equipment inspected and maintained at least once a year to keep it running efficiently and catch any potential issues before they become bigger problems.


Why is the first floor cold and 3rd floor an oven in the winter?

Uneven heating can be caused by a variety of issues, including inadequate insulation, poor ductwork, or an undersized heating system. An HVAC technician can diagnose the issue and recommend solutions like duct sealing, insulation installation, or upgrading to a larger heating system.

Heating Installation & Repair in Philadelphia


How long should my equipment last?

The lifespan of your HVAC equipment depends on factors like usage, maintenance, and the system’s quality. Generally, a well-maintained system can last anywhere from 10 to 20 years.


Is my air conditioning too small?

is my air conditioning too small? HVAC philadelphia pa An air conditioning unit that’s too small for your home will struggle to keep up with demand and won’t be able to cool your home effectively. An HVAC technician can conduct a load calculation to determine the appropriate size for your home.

A/C Replacement in Philadelphia



How can I make my equipment run more efficiently?

Regular maintenance, including filter changes, duct cleaning, and system tune-ups, can help improve the efficiency of your HVAC equipment. Additionally, upgrading to a more efficient system or adding insulation to your home can also help improve efficiency.