Tired of allergens and pollutants compromising your home's comfort? Investing in an air purifier can bring you the relief you need, especially if you have noticed persistent dust or respiratory irritation despite running your HVAC system. Call us today to schedule an indoor air quality assessment or ask about our financing options for new system installations.
Living in Moraga means dealing with a specific set of environmental factors, from pollen in the spring to smoke during wildfire season. Standard fiberglass filters in your furnace are often insufficient to capture the microscopic particles that impact health and comfort. A dedicated, whole-home air purification system integrates directly with your existing heating and cooling equipment to treat 100% of the air flowing through your ducts.
All installations are carried out by certified professionals, with warranties and flexible financing options available.
When you invest in a whole-home air purification solution, you are purchasing more than a simple appliance; you are upgrading the entire respiratory system of your home. Unlike portable units that only treat the air in a single room, our installations focus on central solutions that clean air as it cycles through your HVAC handler. This ensures that every room in your house benefits from treated air, eliminating "clean zones" and "dirty zones."
Our installation packages are comprehensive and designed to address specific contaminants found in California homes. We analyze your specific needs—whether that is smoke removal, dust control, or biological neutralization—and recommend equipment that integrates seamlessly without restricting airflow.

These systems replace standard 1-inch filters with deep-pleated, high-efficiency media filters (typically 4 to 5 inches thick).
These units use electrostatic energy to charge particles as they pass through, trapping them on oppositely charged collector plates.
Given the mild, wet winters in the region, biological growth inside HVAC systems can be a concern. UV lights are installed near the evaporator coil.
For homeowners concerned with volatile organic compounds (VOCs), cooking odors, or chemical off-gassing.
Jims Air Systems ensures that whatever system is chosen, it is correctly sized to match the cubic feet per minute (CFM) output of your HVAC unit. Improper matching can lead to frozen coils or overheated heat exchangers, which is why professional selection is critical.
Correct installation is the difference between a system that cleans your air and one that chokes your HVAC equipment. Our technicians follow a rigorous, step-by-step protocol to ensure the new air purifier enhances your home’s comfort without compromising the efficiency of your heating and cooling systems.
Homeowners often confuse air quality issues with mechanical failures. You might call for a repair because the air feels "stuffy" or the system seems to be running constantly, but the root cause might be airflow restriction due to debris or poor indoor air quality. Understanding the distinction helps you allocate your budget toward the right solution.
If you find yourself dusting constantly, or if you recently had your ducts cleaned but the dust returned quickly, a repair call won't fix the issue. This indicates that your current filtration is inadequate. Installing a whole-home air purifier addresses the source of the dust, whereas HVAC repair only fixes the mechanical symptoms caused by the dust.
Dirty evaporator coils are a common cause of AC failure. You can pay for a repair to clean the coil, but if the filtration system isn't upgraded, the coil will simply foul again, leading to another breakdown. Investing in high-efficiency filtration prevents this cycle, protecting the repair investment you just made.
HVAC technicians often receive calls about strange smells coming from vents. While a mechanical check is necessary to rule out gas leaks or burning wires, often the smell is biological growth or accumulated household odors. Mechanical repair cannot remove odors; only air purification systems with carbon or UV technology can actively neutralize these smells.
If the temperature in the home is accurate but family members are suffering from dry eyes, headaches, or allergy symptoms while inside, the HVAC system is mechanically sound but functionally deficient regarding health. In this scenario, HVAC repair is unnecessary; installation of air quality equipment is the required step.
In Moraga and the surrounding Contra Costa County area, adhering to specific installation standards is mandatory for safety and efficiency. We ensure every project complies with local building codes and energy regulations.
California’s energy code (Title 24) has strict requirements regarding duct sealing and airflow. When modifying an HVAC system to add air purification, we ensure that the new components do not degrade the system's efficiency below allowalbe limits. We verify that all new joints are sealed and that the fan efficacy remains high.
Hardwired air purifiers, such as UV lights and electrostatic precipitators, must be installed according to the National Electrical Code (NEC) as adopted by local jurisdiction. This often requires a dedicated circuit or proper load calculation to ensure the breaker does not trip during peak operation. We handle all electrical integration to code.
Local air quality districts often issue advisories regarding wildfire smoke. Standard installations may need to be upgraded to include specific carbon filtration or higher MERV ratings during these seasons. We guide you on the specific setups that qualify for any potential health-related rebates or tax credits available for medical-grade air quality improvements.
Depending on the scope of the duct modification required for the installation, a mechanical permit may be necessary. We handle the submission and inspection process, ensuring that the work is documented and legal, which is vital for your home’s resale value and insurance validity.
Selecting the right contractor for air purifier installation is just as important as selecting the right unit. Poor installation can result in air bypass, where dirty air flows around the filter rather than through it, rendering the system useless. We prioritize technical precision and long-term performance in every job we undertake.
Our technicians hold certifications that validate their ability to handle refrigerants, electrical components, and airflow dynamics. We do not use general handymen; we use HVAC specialists who understand the physics of air movement. This ensures that your new purifier aids your system rather than hindering it.
We believe in transparency at every stage. You will receive a clear explanation of the work required, including any necessary duct modifications, before we begin. There are no hidden fees for "unexpected" fittings or electrical adjustments that should have been caught during the assessment.
We are not tied to a single manufacturer. This allows us to recommend the best air purification solution for your specific home and health needs, rather than trying to sell a specific box we have in stock. Whether you need hospital-grade HEPA filtration or a simple media upgrade, we source the most reliable equipment for the job.
We stand behind our installations. If a connection leaks or a component fails due to installation error, we return to fix it. Our goal is to ensure your system provides clean air for years to come, not just for the first week.
Ensuring your family breathes clean, pollutant-free air is a vital investment in your long-term health and property value. Don't let seasonal allergies or wildfire smoke dictate the comfort of your home. Trust Jims Air Systems to deliver a professional, code-compliant solution tailored to your specific needs.
Take control of your indoor air quality today. Contact us to schedule your comprehensive evaluation and installation.


When the summer heat hits, you need an air conditioning system you can rely on. At Jim's Air Systems, we specialize in keeping your home cool and comfortable. Whether you need an emergency repair, a seasonal tune-up, or a brand new high-efficiency air conditioner, our family is here to help.
We service all makes and models, quickly diagnosing and fixing any issue.
Get a perfectly sized, high-efficiency system with our owner-led design and installation process.
Prevent breakdowns and improve efficiency with our comprehensive AC tune-ups.

Whether you need an emergency repair or a free estimate on a new, energy-efficient air conditioner, our family is ready to provide honest advice and expert service. Contact us today!