CSA A440.2 is the standard used to determine the energy performance of windows, doors, and skylight. It sets rules for calculating U-factor (heat loss), Solar Heat Gain, and Energy Rating.
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- Windows
- Doors
- Patio Doors
- Skylights
CSA A440.2 is the standard used to determine the energy performance of windows, doors, and skylight. It sets rules for calculating U-factor (heat loss), Solar Heat Gain, and Energy Rating.