Heating System Repair and Installation

Precision Ductwork for Peak HVAC Performance

Expert Ductwork Repair, Replacement & Installation for Homes and Businesses

At Shalom Heating & Air, your ductwork is the backbone of an efficient, comfortable HVAC system — and leaky, undersized ducts can waste up to 30% of the air you pay to heat and cool. Serving homes and businesses across Bellflower and Greater Long Beach, we install, replace, seal, and balance air ducts so conditioned air reaches every room. Whether you're building new, remodeling, or fixing hot-and-cold spots, our technicians deliver airtight ductwork that cuts energy waste and improves your air quality.

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new ductwork installation

New Duct Installation

New duct installation starts with a full assessment of your home's layout and load, so we size and route the system for balanced airflow to every room. The result is a quieter, more efficient HVAC system that heats and cools evenly — and delivers cleaner, more comfortable air throughout your home.

  • Installations

Duct Replacement

Over time, ducts develop leaks, crushed sections, and built-up dust that drag down efficiency and air quality. We replace old, deteriorated ductwork so your system operates at its best — improving airflow, evening out temperatures, and often lowering your energy bills in the process.

  • Repairs

  • Maintenance

ductwork with damper

Damper Installations

Dampers give you precise control over where your conditioned air goes. Our damper and zoning installations regulate airflow to different areas of your home, so you can balance temperatures room by room, eliminate hot and cold spots, and boost overall energy efficiency.

  • Installation

  • Repairs

  • Maintenance

Healthy Homes Start with Quality Ducts

Efficient, Airtight Ductwork Across Greater Long Beach & Orange County

At Shalom Heating & Air, we deliver efficient, airtight ductwork for homes and businesses across Greater Long Beach and Orange County — including Bellflower, Downey, Norwalk, Cerritos, Lakewood, and Long Beach. From new duct installation and full replacement to expert sealing and damper zoning, our technicians build duct systems that cut energy waste, balance every room, and protect your air quality. Because your ducts tie your whole system together, we also handle air conditioning, heating, and indoor air quality — so your home stays comfortable and efficient year-round, backed by upfront pricing and workmanship you can trust. Run a business? We also provide commercial HVAC for offices, retail, restaurants, and light-commercial properties — explore all of our HVAC services in one place.

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ductwork with damper

Indoor Air Solutions You Can Trust

Why choose Shalom Heating & Air

At Shalom Heating & Air, we know that proper ductwork is the backbone of a reliable HVAC system. Whether you're building new, remodeling, or upgrading outdated air ducts, our team delivers precision, performance, and peace of mind.

  • Over 25 Years of Experience
  • Customized Solutions

  • Same-Day Service Available
  • American Standard Certified Dealers
  • Meets or Beats Written Estimates
  • Free Estimates for New Installations
  • 12 Months No Interest Same As Cash on New Installs

Everything You Need to Know

Your Complete Guide to Ductwork & Air Ducts

Insulated flexible HVAC ductwork in a residential atticNew attic ductwork installation by Shalom Heating & AirAttic air handler connected to ductwork and flex duct runs

Signs Your Ductwork Needs Attention

Your ducts are hidden in walls, attics, and crawlspaces, so problems often go unnoticed until your comfort or energy bills suffer. Telltale signs include rooms that never reach the right temperature, weak airflow from some vents, and heating or cooling bills that keep climbing. Excess dust throughout the home, musty or stale odors when the system runs, and visibly kinked, crushed, or disconnected ducts all point to trouble. Whistling or rattling noises — and ducts that are 15 years or older — are also worth an inspection. Leaky, undersized, or deteriorated ductwork forces your HVAC system to work harder for less comfort, and a quick assessment tells you exactly what is going on behind the walls.

Our Ductwork Services: Installation, Replacement & Sealing

We handle the full range of air duct work for homes and light commercial spaces. New duct installation starts with a careful assessment of your home's layout and load, so the system is sized and routed for balanced airflow to every room. Duct replacement swaps out old, leaky, or contaminated ducts that drag down efficiency and air quality. Duct sealing closes the gaps and disconnections that let conditioned air escape, and damper installation gives you precise control over airflow to different zones. Whatever the scope, we build a tight, efficient duct system that gets the air where it belongs.

How Leaky Ducts Waste Energy & Money

In a typical home, duct leaks can waste 20 to 30% of the air your system moves — air you paid to heat or cool, escaping into the attic or crawlspace instead of your rooms. That lost air means longer run times, higher energy bills, uneven temperatures, and a system that wears out sooner. Leaky returns can also pull in dust, insulation, and humid attic air, hurting your indoor air quality. Sealing and repairing ductwork is one of the highest-return improvements you can make: your home gets more comfortable, your equipment runs less, and your bills come down.

New Duct Installation vs. Replacement

If you are building, adding on, or converting a space, new duct installation lets us design an efficient, correctly sized system from scratch. Replacement makes sense when existing ducts are old, crushed, poorly sealed, mold-contaminated, or badly undersized for your equipment — problems that patching will not solve. Sometimes targeted repair and sealing is enough; other times a full replacement pays for itself in efficiency and comfort. We inspect what you have and give you an honest recommendation based on the real condition of your ducts, not a one-size-fits-all upsell.

Ductwork & Your Indoor Air Quality

Every breath of conditioned air in your home passes through your ductwork, which makes duct condition central to the air you breathe. Leaky or disconnected ducts pull dust, allergens, and attic air into the system and spread it room to room, while gaps let in humidity that can feed mold. Sealed, clean, properly designed ducts prevent that and let your filters and air purifiers actually do their job. When we improve your ductwork, we improve your comfort, your efficiency, and your indoor air quality all at once.

Systems & Solutions We Work With

We install, replace, seal, and balance sheet-metal and flexible ductwork, return and supply runs, dampers, and zoning for residential and light commercial HVAC systems of all brands and ages. Whether you need a single problem area fixed, a full duct system for a new build or remodel, or airtight sealing to cut energy waste, our technicians design and install the right solution for your home and budget.

Repair, Seal, or Replace Your Ducts?

Your Situation Best Move
Minor leaks or a few loose joints Seal & repair
Hot/cold rooms, high bills, 20–30% air loss Seal & balance
Old, crushed, or mold-contaminated ducts Replace
New build, remodel, or added rooms New installation
Ducts undersized for your equipment Replace / resize
Flexible ductwork runs installed in a residential attic

Questions, Answered

Frequently Asked Questions

Common signs include uneven temperatures between rooms, weak airflow, rising energy bills, excess dust, musty odors, and visible damage to the ducts. Ducts 15 years or older are also worth inspecting. We assess their real condition and recommend repair, sealing, or replacement based on what we find.
In a typical home, duct leaks waste roughly 20 to 30% of the air your system moves. Sealing and repairing that ductwork is one of the highest-return efficiency improvements you can make, often lowering bills and evening out temperatures noticeably.
Well-installed ductwork can last 15 to 25 years, but seals, insulation, and connections degrade over time. If your ducts are older than about 15 years and you notice comfort or efficiency problems, it is worth having them inspected.
Duct sealing closes the gaps, cracks, and loose connections that let conditioned air escape into unconditioned spaces. If you have hot or cold rooms, high bills, or excess dust, sealing is often the most cost-effective fix, and it improves comfort and air quality at the same time.
Yes. Because leaky ducts can waste 20 to 30% of your heated or cooled air, sealing or replacing them lets your system deliver more air where you want it, run less, and use less energy — which typically shows up as lower bills and more even temperatures.
Yes. We install dampers and zone control so you can direct airflow to different areas of your home for balanced temperatures and better efficiency, conditioning the spaces you use instead of the whole house at once.
Small repairs and sealing are often completed in a day, while a full duct replacement or new installation may take longer depending on the size and layout of your home. We give you a clear timeline and a flat-rate quote up front.
We serve Bellflower, Downey, Norwalk, Cerritos, Lakewood, Long Beach, Buena Park, Garden Grove, and surrounding Greater Long Beach and Orange County communities.

Passionate - Dedicated - Professional

what people are saying

Shalom Heating & Air
9672 Alondra Blvd, Bellflower, CA 90706, United States

Solomon heating did a great job. They arrived on time and replace the heater. Afterwards they cleaned up.
They were very easy to work with.I recommend them

Tony Regina

Calling Shalom was by far the best thing I could’ve done to solve my HVAC issues. The lady on the phone was extremely helpful, and Orlando, the technician alongside the team took care of the problem in no time. I highly recommend!!!

Lucas Ferreira

Passionate - Dedicated - Professional

what people are saying

Shalom Heating & Air
9672 Alondra Blvd, Bellflower, CA 90706, United States
free estimates

Free for All New Installations – No Obligation

Energy-Efficient Solutions

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Experienced Technicians

Over 25 Years of Experience

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Meets or Beats Written Estimates

heating

Keep your home warm and cozy with our expert heating installation, repair, and maintenance.

reliable heat, all season long

Air Conditioning

Beat the heat with our energy-efficient air conditioning solutions.

cool, all season long

Air Quality

Breathe easier with air purification and ventilation services.

Clean Air, Healthy Home

duct work

Improve airflow and efficiency with expert duct repair and installation.

Reduce energy loss today

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