![Wintertime condensation potential for exterior storm windows can be reduced if the original window is airtight and weep holes in the storm window are open to provide a small amount of ventilation Wintertime condensation potential for exterior storm windows can be reduced if the original window is airtight and weep holes in the storm window are open to provide a small amount of ventilation](https://basc.pnnl.gov/sites/default/files/images/M2_Fig2.jpg)
Wintertime condensation potential for exterior storm windows can be reduced if the original window is airtight and weep holes in the storm window are open to provide a small amount of ventilation
![Energy Savings Project: Install Exterior Storm Windows With Low-E Coating – A Consumer Resource For Home Energy Savings Energy Savings Project: Install Exterior Storm Windows With Low-E Coating – A Consumer Resource For Home Energy Savings](https://energy.gov/sites/prod/files/Storm%20Window%20Measurements_0.jpg)
Energy Savings Project: Install Exterior Storm Windows With Low-E Coating – A Consumer Resource For Home Energy Savings
![All of my windows have this condensation line every morning...what can I do to stop this? : r/HomeImprovement All of my windows have this condensation line every morning...what can I do to stop this? : r/HomeImprovement](https://external-preview.redd.it/VNdzRDdQN549xt4M2KR2CeeFkFqm9zOvYhVp-4UdgQA.jpg?auto=webp&s=4e5fca472ac4e4483186821910b24dab52c6831c)
All of my windows have this condensation line every morning...what can I do to stop this? : r/HomeImprovement
![Condensation in storm windows can be prevented by air sealing around the storm window and allowing some ventilation to the outside from the original window | Building America Solution Center Condensation in storm windows can be prevented by air sealing around the storm window and allowing some ventilation to the outside from the original window | Building America Solution Center](https://basc.pnnl.gov/sites/default/files/images/CondensationPotentialIntStormWindow_9-28.jpg)