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However, it’s a fact that no matter how much you invest in getting the perfect windows for your house, you still need to maintain them properly to make the most of them. Whether it’s cleaning, repairing, or upgrading with replacement insulated glass panels, proper maintenance is the key to enhancing the service life of anything. And windows are no different!
It’s a general behavior that after getting a high-quality thing, we assume that it is going to function for a long time, without us having to maintain it. It’s so true for double pane windows. We’ll talk about the maintenance and improvement of double pane windows in this discussion. However, work on some basics first!
Can You Actually Clean the Inside of a Double Pane Window?
The short answer is no, not completely. If your double pane windows are foggy, it means the airtight seal holding the two panes together has failed, allowing moisture to become trapped inside. Wiping the glass from the outside won’t work.
To fix the problem, you have two options:
- Temporary DIY Fixes: Defogging techniques (like drilling micro-holes or using a dehumidifier) can reduce moisture but won’t clean off trapped dirt or restore energy efficiency.
- Permanent Solution: Replacing the Insulated Glass Unit (IGU). You do not need to replace the entire window frame, just the glass unit itself.
What is a double pane window?
As the name suggests, double-pane windows are made up of two glass panes. The glass panes are held together with an air-tight seal, which ensures excellent temperature insulation by preventing warm air from escaping during winters and keeping cool, conditioned air inside during summers. This insulation feature significantly reduces energy bills, making double-pane windows a cost-effective choice. Homeowners and constructors often favor these windows for their ability to minimize noise and enhance comfort. If you’re wondering where to buy replacement insulated glass units, many suppliers offer durable and energy-efficient options to maintain these benefits.
Maintenance of double pane windows
If you want to cash in on the double-pane windows, you need to properly maintain them. Without regular upkeep, these windows may lose their energy efficiency prematurely, defeating the purpose of your investment. Common issues such as seal failures, condensation, or broken panes can arise, impacting their performance. For those wondering what are insulated windows, it’s essential to understand they are designed to enhance energy efficiency by reducing heat transfer. In this guide, we will discuss the typical problems with double-pane windows and explore effective solutions.
One of the most common problems that the homeowners experience with double pane windows is the broken seal. So we will discuss that first and then move on to the tips for proper maintenance.
How to identify a broken seal?
Before getting into the solutions, it’s important to understand the signs and indications of potential issues to identify problems in their early stages. Addressing these signs promptly can prevent further damage and avoid the need for costly replacements. If left unaddressed, the problem may escalate, and you might find yourself needing to repair double pane window to restore its functionality effectively.
You can easily identify the broken seal with these signs.
- If you notice condensation on the window and it doesn’t go away with wipes, it means that the seal is broken. The water droplets in the air get stuck inside the glass panes and cause condensation.
- If the window frame is of iron or steel, the rust may start to build up as a result of the broken seal. If you notice a rust build-up in your double-pane windows, don’t take it lightly. Check your window seal right away.
- The windows become foggy and misty due to the trapped moisture between the glass panes. The broken seal gives way to the moisture and it starts accumulating inside the window.
- Dirt and grime appear on the windows that cannot be cleaned even if the windows are extensively cleaned from inside as well as outside. That is because the dirt is stuck between the two panes of glass.
If you notice any of these signs, head right on to the repairs.
How to Fix Foggy Double Pane Windows (Temporary Solutions)
If you are not ready for a window replacement, there are a few DIY methods to try and remove the haze.
Note: These methods require caution and will not restore the window’s original energy efficiency.
Method 1: The Drilling & Desiccant Method (Defogging)
This is a common DIY repair to let trapped moisture escape.
- Get the right tools: Purchase special glass drill bits. A standard drill bit will shatter the glass.
- Drill micro-holes: Carefully drill one or two tiny holes into the outer pane of glass, near the bottom corners (about 2 inches from the edge).
- Insert a desiccant: Push a small packet of silica/desiccant through the hole or place it inside the window seal to absorb the moisture.
- Wait and seal: Allow the moisture to dry out completely, then seal the holes with clear silicone caulk.
Method 2: Use Airflow
- Follow steps 1 and 2 above to drill the micro-holes.
- Place a small fan in front of the window, directing the airflow toward the holes.
- Leave the fan running until the moisture evaporates.
Warning: This removes haze but will not remove dirt or grime stuck between the panes.
Method 3: Use a Dehumidifier or Moisture Absorber
If you do not want to risk drilling into glass:
- Place a portable dehumidifier near the foggy window to pull moisture from the surrounding area.
- Alternatively, place a water snake moisture absorber on the windowsill directly next to the glass.
Window replacement – The final resort!
If you can’t get rid of the moisture and dirt even after applying all the methods, and you notice that the moisture buildup is increasing with every passing day, it’s time for window replacement. A delay in window replacement can significantly impact your home’s energy efficiency. Whether you need to order glass and mirror or replace your windows, Fab Glass and Mirror is your go-to destination. We offer the best quality double pane windows along with professional installation services. Committed to providing an exceptional customer experience, we take care of everything once you send us your requirements. Choose Fab Glass and Mirror for top-notch replacement services and enjoy the benefits of high-quality products and service excellence.
FAQs
If you hire a professional for defogging services, it typically costs between $50 and $100 per window. If you opt to replace the Insulated Glass Unit (IGU), the cost usually ranges from $100 to $300, depending on the size and type of glass.
No, once the seal on a double-pane window is broken and the insulating gas (like Argon) has escaped, the seal cannot be repaired. The only way to restore the insulation is to replace the glass unit.
It is almost always cheaper to replace just the glass unit (the IGU) rather than the entire window frame, assuming your existing window frames are still in good, structurally sound condition.
Double-pane windows get foggy when the airtight seal around the edge degrades due to age, weather exposure, or thermal expansion. Once the seal fails, moisture-laden air enters the gap between the glass panes, creating trapped condensation.
No. Surface cleaners like vinegar, Windex, or alcohol only clean the exterior glass surfaces. They cannot penetrate the sealed glass unit to reach moisture or dirt trapped inside.
Yes. A foggy window indicates that the insulating gas (argon or krypton) trapped between the panes has escaped. This loss of insulation allows heat transfer, forcing your heating and cooling system to work harder and driving up energy costs.
No. Double-pane windows are manufactured as sealed Insulated Glass Units (IGUs). You must replace the entire two-pane unit, though you can usually keep your existing window frame.
Most double-pane window seals last between 10 and 20 years. Factors like direct sunlight exposure, extreme temperature swings, and poor window drainage can shorten their lifespan.
Generally, no. Homeowners insurance considers seal failure and window fogging to be normal wear and tear. Insurance only covers window replacement if the damage resulted from a covered hazard, such as a storm, fallen tree branch, or vandalism.
No. Anti-fog sprays and shaving cream only work temporarily on exterior glass surface fogging (like bathroom mirrors or car windshields). They cannot resolve moisture sealed inside a double-pane unit.
