A temporary cosmetic fix. Defogging removes the cloudiness, but it does not restore the inert gas . You’ll still have poor insulation. Worse, the seal is still broken, so fog usually returns within 1–3 years. We do not recommend this for energy savings. Option 2: Seal Replacement (Partial repair) In rare cases, if the frame is perfect and only the sealant failed, a glazier can remove the glass unit, clean the spacer, and apply new sealant.
If your home has double paned windows (also known as insulated glass units or IGUs), you probably installed them for two reasons: energy savings and comfort. But what happens when those high-tech windows suddenly look like a dirty aquarium? double paned window repair
You’ve likely heard two conflicting pieces of advice: "Just repair the seal" or "You have to replace the whole window." So, which is it? A temporary cosmetic fix