Attic Air Sealing

Is Your Conditioned Air Escaping Through the Ceiling?

Are you constantly adjusting the thermostat to fight off phantom drafts, noticing certain rooms that feel inexplicably stuffy, or feeling a subtle breeze when you stand directly under a recessed ceiling light? These are classic signs that your home's thermal boundary is deeply compromised, pulling the air you just paid to heat or cool straight up into your attic through hidden gaps. Tellez Heating and Air is ready to track down these bypasses, seal your ceiling tight, and restore your comfort.

Signs Your Home Needs Attic Air Sealing

Drafts Around Recessed Lights and Ceiling Fixtures

You notice a distinct temperature change or a slight breeze when standing directly under a recessed light, a ceiling fan, or a bathroom exhaust fan. Mechanically, these fixtures require large holes cut directly into your ceiling drywall during construction. If the housings are not properly sealed to the drywall, they act as miniature chimneys that constantly suck your conditioned air away.

Rooms That Never Reach the Thermostat Setting

No matter how long your HVAC equipment runs, certain rooms never get comfortable because the conditioned air is escaping through hidden attic bypasses faster than your system can replace it. You are fighting a losing battle against the extreme temperatures radiating just above your ceiling. Over time, you are actively throwing money away trying to condition an unsealed space that bleeds air twenty-four hours a day.

Your HVAC System Will Not Shut Off

You hear your furnace or air conditioner running constantly, struggling to satisfy the thermostat setting because the heavy attic air is pressing down into your living space. This constant loss forces your system to run non-stop, which leads directly to skyrocketing utility bills. It also causes premature mechanical failure of your heating and cooling equipment by forcing it to operate far beyond its designed duty cycle.

Unexplained Indoor Dust and Lingering Allergens

You find yourself dusting your furniture constantly, or your family is dealing with lingering allergies inside the house despite regular cleaning. When your home loses air through the upper levels, it creates a negative pressure imbalance that pulls dirty, fiberglass-laden air from your attic down into your living space. You end up constantly breathing compromised air and cycling attic debris right through your return filter.

Phantom Breezes Near Interior Walls

You feel a strange draft when walking past a switch plate or an interior wall cavity, even when all the doors and windows are shut tight. This happens because the top plates of your framing inside the attic are left open, turning your hollow walls into vertical wind tunnels. The air you pay to condition simply flows up the interior wall cavity and out of the house entirely.

Common Causes of Attic Air Leaks

Unsealed Top Plates and Drywall Gaps

Where the drywall meets the wooden top plate running along the top of your walls inside the attic, there is almost always a small gap left by the original builders. Multiply that tiny gap by every interior and exterior wall in your home, and you have the equivalent of leaving a window wide open year-round. We have to pull back the existing insulation and apply expanding foam directly along these joints to lock the air inside your living space.

Plumbing, Electrical, and HVAC Penetrations

Electricians, plumbers, and HVAC installers drill holes through your ceiling framing to run wires, pipes, and flues, usually leaving wide open gaps around their work. We track down every wire drop, plumbing vent, and duct boot in the attic and seal the surrounding gaps with specialized foam or fire-blocking caulk. This tedious but necessary process stops the airflow dead in its tracks and secures your thermal boundary.

Dropped Soffits and Open Chases

Many homes feature dropped ceilings over kitchen cabinets, recessed architectural features, or boxed-in chases for HVAC ductwork that builders leave completely open to the attic space. The thin drywall in your kitchen or hallway is fully exposed to extreme attic temperatures, dumping your conditioned air right into the roof deck. Fixing this requires cutting and fitting rigid foam board to cap the open cavity, then sealing the edges to create a permanent thermal barrier.

Improperly Installed Attic Hatches and Pull-Down Stairs

The large hole cut into your ceiling for attic access is rarely weatherstripped or insulated by the original construction crew. This creates a massive bypass where air flows freely between your comfortable hallway and the brutal, unconditioned attic environment. We build custom, airtight enclosures or apply heavy-duty weatherstripping to seal this massive gap and stop the constant energy drain.

What to Expect During Your Air Sealing Visit

When you call Tellez Heating and Air, our technicians do not just guess where your home is leaking air based on a quick glance at your ceiling. We suit up and get deep into the attic to conduct a thorough visual inspection of your home's thermal boundary. Because most homeowners never see the dark corners of their attics, we provide clear photo evidence of every problem we find, showing you exactly where the existing insulation is blackened from air filtering through a gap.

Once we agree on the scope of work, our licensed, insured, and fully bonded team gets to work carefully moving existing insulation aside to access the bare drywall and framing. We meticulously seal the top plates, penetrations, and chases using industry-standard foams and sealants to lock your ceiling tight. After the gaps are permanently closed, we properly replace the insulation back over the sealed areas to ensure your thermal barrier is completely restored.

We operate with zero high-pressure sales tactics, meaning we lay out the raw facts, explain the physics of your home, and let you make the final decision. We will show you the after photos of the sealed gaps, explain exactly what we did to stop the airflow, and stay on-site until every single one of your questions is answered. Our goal is to leave you with a home that actually holds the air you pay to condition.

Attic Air Sealing Coverage Across Tulsa Metro

We bring our meticulous inspection process and high-quality sealing materials to properties across the entire region. Whether you live in an older home or a newer subdivision, we bring the diagnostic tools needed to secure your thermal boundary.

Tulsa & North Metro: Tulsa, OK, Owasso, OK

South & East Metro: Broken Arrow, OK, Bixby, OK, Jenks, OK, Coweta, OK

Related Services

Attic air sealing is the critical first step to a comfortable home, but it works hand-in-hand with your actual insulation levels. Once we have stopped the air leaks, we often recommend blow-in insulation to bring your attic's thermal resistance up to the proper depth for our extreme weather. If your existing insulation has been severely degraded by moisture, compressed by foot traffic, or ruined by pests, we also provide complete insulation removal to give your attic a clean, healthy slate before air sealing and re-insulating.

Stop Paying to Condition Your Attic

You should not have to live with rooms that are impossible to keep comfortable, nor should you have to accept skyrocketing utility bills just to keep your home livable. Every day you wait is another day your HVAC equipment works overtime to condition air that is simply floating up through your ceiling. The longer you ignore a compromised thermal boundary, the more money you waste on lost energy and premature equipment wear.

Take control of your home's comfort and stop throwing money away on wasted energy. Reach out to schedule your inspection and contact Tellez Heating and Air today.