When Should You Replace Your Air Ducts?

Most homeowners don’t think about their air ducts until they start experiencing uneven temperatures, rising energy costs, or worsening indoor air quality. Over time, air ducts develop leaks, clogs, and damage that reduce their effectiveness. If your home has rooms that are constantly hotter or colder than the rest of the house, you may have airflow problems caused by deteriorating ductwork.

Older ducts, particularly those installed more than 15 years ago, often have unsealed joints, gaps, or outdated insulation that allow air to escape. This forces your HVAC system to work harder, which drives up utility bills. Some homes still have fiberglass-lined ducts or rigid metal ducts that may contain harmful materials, including asbestos in older systems. If your ductwork is releasing dust, allergens, or contaminants into your home, replacing it with modern, insulated ducting can make a significant difference in both air quality and energy efficiency.

Expert Duct Installation in Palo Alto

We carefully assess your home’s layout, HVAC system, and existing duct design to determine the best approach for your new ductwork. Every home has unique needs, and we customize our duct installations to ensure even airflow, minimal energy loss, and maximum comfort.

Modern ducts, including high-performance Silver Jacket flexible ducts, offer superior insulation and durability. These ducts prevent heat transfer, reduce noise, and minimize the risk of leaks. By upgrading to a properly installed, well-insulated system, you improve efficiency and extend the lifespan of your heating and cooling equipment.

Palo Alto Air Duct Repairs and Cleaning

Not all duct issues require a full replacement. Many problems can be resolved with modest repairs and professional duct cleaning. If your ducts are rattling, whistling, or producing unusual smells, there may be a leak, clog, or contamination that needs to be addressed.

Leaks and loose connections are among the most common duct problems, and they lead to wasted energy and uneven heating or cooling. Our technicians use advanced diagnostic tools to locate leaks and seal them properly. If sections of your ductwork are crushed, disconnected, or punctured by rodents, we can repair or replace the affected areas without overhauling your entire system.

Dust, debris, and allergens naturally accumulate inside ductwork over time, which can reduce air quality and contribute to allergies or respiratory issues. If your home has excessive dust, persistent odors, or worsening allergy symptoms, scheduling a professional duct cleaning can help restore fresh, clean air circulation.

How Better Ductwork Improves Your Home

Properly sealed and insulated ducts prevent energy waste, helping your HVAC system run more smoothly. This leads to lower utility bills, reduced wear and tear on your heating and cooling equipment, and better temperature control throughout your home.

High-quality ducts also contribute to better indoor air quality. Gaps or leaks allow contaminants, dust, and even pests to enter your duct system, circulating through your home every time your HVAC system runs. By sealing leaks and replacing deteriorated ductwork, we help create a healthier environment for you and your family.

Areas We Serve in and Around Palo Alto

EM Energy & Air provides air duct services  throughout Palo Alto and the surrounding areas. Whether you live in Downtown Palo Alto, Crescent Park, Old Palo Alto, Midtown, or Barron Park, we are your trusted local HVAC experts. We also serve neighboring communities, including Mountain View, Menlo Park, Los Altos, Stanford, and Sunnyvale.

Full-Service HVAC Solutions

If your HVAC system needs additional improvements, we offer a wide range of energy-efficient upgrades, including insulation replacement, radiant barriers, and whole-house ventilation. A well-designed HVAC system isn’t just about heating and cooling—it’s about creating a home environment that is comfortable, cost-effective, and built to last.

We also specialize in crawlspace encapsulation and moisture barriers, which prevent excess humidity and improve the longevity of your insulation and ductwork. For homes with outdated or inefficient air conditioning or heating systems, we provide expert installation and repair services to optimize energy efficiency and indoor comfort.

Get a Free On-the-Spot Quote for Air Duct Services in Palo Alto

If you suspect your air ducts need attention, don’t wait until the problem gets worse. Call EM Energy & Air for a free inspection and on-the-spot estimate. Our team delivers high-quality, long-lasting duct solutions that improve comfort, efficiency, and air quality. With transparent pricing, fast turnaround times, and an unlimited warranty on labor, you can trust us to get the job done right. Contact us today to schedule your appointment.