Glare and intense heat make it difficult to maintain comfortable living and working conditions in buildings in summer. The ideal working environment is neither too hot nor too cold. Every degree above 23°C decreases productivity by 5%. 3M sun control film blocks most thermal radiation, creating the perfect indoor climate for working and living. Glare is also inconvenient and makes your eyes tired. 3M sun control film blocks out excess light and reflection, creating a perfect light cycle.